401k Plan data: WASTE ISOLATION PILOT PLANT SAVINGS PLAN plan

WASTE ISOLATION PILOT PLANT SAVINGS PLAN 401k Plan overview

Plan Name	WASTE ISOLATION PILOT PLANT SAVINGS PLAN
Plan identification number	002

WASTE ISOLATION PILOT PLANT SAVINGS PLAN Benefits

401k Plan Type

Defined Contribution Pension

Plan Features/Benefits

Profit-sharing
ERISA section 404(c) Plan - This plan, or any part of it is intended to meet the conditions of 29 CFR 2550.404c-1.
Total participant-directed account plan - Participants have the opportunity to direct the investment of all the assets allocated to their individual accounts, regardless of whether 29 CFR 2550.404c-1 is intended to be met.
Code section 401(k) feature - A cash or deferred arrangement described in Code section 401(k) that is part of a qualified defined contribution plan that provides for an election by employees to defer part of their compensation or receive these amounts in cash.
Code section 401(m) arrangement - Employee contributions are allocated to separate accounts under the plan or employer contributions are based, in whole or in part, on employee deferrals or contribtions to the plan. Not applicable if plan is 401(k) plan with only QNECs and/or QMACs. Also not applicable if Code section 403(b)(1), 403(b)(7) or 408 arrangements/accounts/annuities.
Plan provides for automatic enrollment in plan that has employee contributions deducted from payroll.
Total or partial participant-directed account plan - plan uses default investment account for participants who fail to direct assets in their account.
Plan sponsor(s) received services of leased employees, as defined in Code section 414(n), during the plan year.
Plan sponsor(s) is (are) a member(s) of a controlled group (Code sections 414(b), (c), or (m)).

401k Sponsoring company profile

NUCLEAR WASTE PARTNERSHIP LLC has sponsored the creation of one or more 401k plans.

Company Name: NUCLEAR WASTE PARTNERSHIP LLC

Employer identification number (EIN): 455197409

NAIC Classification: 562000

Additional information about NUCLEAR WASTE PARTNERSHIP LLC

Jurisdiction of Incorporation: State of Delaware Division of Corporations

Incorporation Date: 2012-04-27

Company Identification Number: 4577876

Legal Registered Office Address: 123 E. Marcy

Santa Fe
United States of America (USA)
87501

More information about NUCLEAR WASTE PARTNERSHIP LLC

Form 5500 Filing Information

Submission information for form 5500 for 401k plan WASTE ISOLATION PILOT PLANT SAVINGS PLAN

Plan id# Filing Submission Date Name of Administrator Date Administrator Signed Name of Company Sponsor Date Sponsor Signed
002 2022-01-01 DENIS ASAY 2023-10-16
002 2021-01-01 DENIS ASAY 2022-09-27
002 2021-01-01 ADAN V. RODRIGUEZ 2022-10-09
002 2020-01-01
002 2019-01-01
002 2018-01-01
002 2017-01-01 DANA DORR
002 2016-01-01 DANA DORR DANA DORR 2017-10-16
002 2015-01-01 DANA DORR
002 2014-01-01 DELOYD CAZIER
002 2013-01-01 DELOYD CAZIER
002 2012-01-01 DELOYD CAZIER

Plan id#	Filing Submission Date	Name of Administrator	Date Administrator Signed	Name of Company Sponsor	Date Sponsor Signed
002	2022-01-01	DENIS ASAY	2023-10-16
002	2021-01-01	DENIS ASAY	2022-09-27
002	2021-01-01	ADAN V. RODRIGUEZ	2022-10-09
002	2020-01-01
002	2019-01-01
002	2018-01-01
002	2017-01-01	DANA DORR
002	2016-01-01	DANA DORR		DANA DORR	2017-10-16
002	2015-01-01	DANA DORR
002	2014-01-01	DELOYD CAZIER
002	2013-01-01	DELOYD CAZIER
002	2012-01-01	DELOYD CAZIER

Plan Statistics for WASTE ISOLATION PILOT PLANT SAVINGS PLAN

401k plan membership statisitcs for WASTE ISOLATION PILOT PLANT SAVINGS PLAN

Measure Date Value
2022: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2022 401k membership
Total participants, beginning-of-year 2022-01-01 1,105
Total number of active participants reported on line 7a of the Form 5500 2022-01-01 991
Number of retired or separated participants receiving benefits 2022-01-01 38
Number of other retired or separated participants entitled to future benefits 2022-01-01 184
Total of all active and inactive participants 2022-01-01 1,213
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2022-01-01 15
Total participants 2022-01-01 1,228
Number of participants with account balances 2022-01-01 1,122
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2022-01-01 53
2021: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2021 401k membership
Total participants, beginning-of-year 2021-01-01 1,126
Total number of active participants reported on line 7a of the Form 5500 2021-01-01 900
Number of retired or separated participants receiving benefits 2021-01-01 3
Number of other retired or separated participants entitled to future benefits 2021-01-01 190
Total of all active and inactive participants 2021-01-01 1,093
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2021-01-01 15
Total participants 2021-01-01 1,108
Number of participants with account balances 2021-01-01 996
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2021-01-01 53
2020: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2020 401k membership
Total participants, beginning-of-year 2020-01-01 1,069
Total number of active participants reported on line 7a of the Form 5500 2020-01-01 911
Number of retired or separated participants receiving benefits 2020-01-01 4
Number of other retired or separated participants entitled to future benefits 2020-01-01 194
Total of all active and inactive participants 2020-01-01 1,109
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2020-01-01 17
Total participants 2020-01-01 1,126
Number of participants with account balances 2020-01-01 967
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2020-01-01 27
2019: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2019 401k membership
Total participants, beginning-of-year 2019-01-01 1,032
Total number of active participants reported on line 7a of the Form 5500 2019-01-01 877
Number of retired or separated participants receiving benefits 2019-01-01 4
Number of other retired or separated participants entitled to future benefits 2019-01-01 174
Total of all active and inactive participants 2019-01-01 1,055
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2019-01-01 14
Total participants 2019-01-01 1,069
Number of participants with account balances 2019-01-01 952
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2019-01-01 42
2018: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2018 401k membership
Total participants, beginning-of-year 2018-01-01 955
Total number of active participants reported on line 7a of the Form 5500 2018-01-01 852
Number of retired or separated participants receiving benefits 2018-01-01 4
Number of other retired or separated participants entitled to future benefits 2018-01-01 162
Total of all active and inactive participants 2018-01-01 1,018
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2018-01-01 14
Total participants 2018-01-01 1,032
Number of participants with account balances 2018-01-01 894
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2018-01-01 31
2017: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2017 401k membership
Total participants, beginning-of-year 2017-01-01 946
Total number of active participants reported on line 7a of the Form 5500 2017-01-01 797
Number of retired or separated participants receiving benefits 2017-01-01 4
Number of other retired or separated participants entitled to future benefits 2017-01-01 140
Total of all active and inactive participants 2017-01-01 941
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2017-01-01 14
Total participants 2017-01-01 955
Number of participants with account balances 2017-01-01 788
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2017-01-01 26
2016: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2016 401k membership
Total participants, beginning-of-year 2016-01-01 919
Total number of active participants reported on line 7a of the Form 5500 2016-01-01 811
Number of retired or separated participants receiving benefits 2016-01-01 4
Number of other retired or separated participants entitled to future benefits 2016-01-01 117
Total of all active and inactive participants 2016-01-01 932
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2016-01-01 14
Total participants 2016-01-01 946
Number of participants with account balances 2016-01-01 768
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2016-01-01 14
2015: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2015 401k membership
Total participants, beginning-of-year 2015-01-01 806
Total number of active participants reported on line 7a of the Form 5500 2015-01-01 785
Number of retired or separated participants receiving benefits 2015-01-01 4
Number of other retired or separated participants entitled to future benefits 2015-01-01 118
Total of all active and inactive participants 2015-01-01 907
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2015-01-01 12
Total participants 2015-01-01 919
Number of participants with account balances 2015-01-01 728
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2015-01-01 8
2014: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2014 401k membership
Total participants, beginning-of-year 2014-01-01 760
Total number of active participants reported on line 7a of the Form 5500 2014-01-01 692
Number of retired or separated participants receiving benefits 2014-01-01 5
Number of other retired or separated participants entitled to future benefits 2014-01-01 106
Total of all active and inactive participants 2014-01-01 803
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2014-01-01 14
Total participants 2014-01-01 817
Number of participants with account balances 2014-01-01 674
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2014-01-01 4
2013: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2013 401k membership
Total participants, beginning-of-year 2013-01-01 722
Total number of active participants reported on line 7a of the Form 5500 2013-01-01 626
Number of retired or separated participants receiving benefits 2013-01-01 4
Number of other retired or separated participants entitled to future benefits 2013-01-01 114
Total of all active and inactive participants 2013-01-01 744
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2013-01-01 16
Total participants 2013-01-01 760
Number of participants with account balances 2013-01-01 641
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2013-01-01 0
2012: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2012 401k membership
Total participants, beginning-of-year 2012-01-01 761
Total number of active participants reported on line 7a of the Form 5500 2012-01-01 587
Number of retired or separated participants receiving benefits 2012-01-01 5
Number of other retired or separated participants entitled to future benefits 2012-01-01 119
Total of all active and inactive participants 2012-01-01 711
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits 2012-01-01 11
Total participants 2012-01-01 722
Number of participants with account balances 2012-01-01 628
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested 2012-01-01 9

Measure	Date	Value
2022: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2022 401k membership
Total participants, beginning-of-year	2022-01-01	1,105
Total number of active participants reported on line 7a of the Form 5500	2022-01-01	991
Number of retired or separated participants receiving benefits	2022-01-01	38
Number of other retired or separated participants entitled to future benefits	2022-01-01	184
Total of all active and inactive participants	2022-01-01	1,213
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2022-01-01	15
Total participants	2022-01-01	1,228
Number of participants with account balances	2022-01-01	1,122
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2022-01-01	53
2021: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2021 401k membership
Total participants, beginning-of-year	2021-01-01	1,126
Total number of active participants reported on line 7a of the Form 5500	2021-01-01	900
Number of retired or separated participants receiving benefits	2021-01-01	3
Number of other retired or separated participants entitled to future benefits	2021-01-01	190
Total of all active and inactive participants	2021-01-01	1,093
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2021-01-01	15
Total participants	2021-01-01	1,108
Number of participants with account balances	2021-01-01	996
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2021-01-01	53
2020: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2020 401k membership
Total participants, beginning-of-year	2020-01-01	1,069
Total number of active participants reported on line 7a of the Form 5500	2020-01-01	911
Number of retired or separated participants receiving benefits	2020-01-01	4
Number of other retired or separated participants entitled to future benefits	2020-01-01	194
Total of all active and inactive participants	2020-01-01	1,109
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2020-01-01	17
Total participants	2020-01-01	1,126
Number of participants with account balances	2020-01-01	967
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2020-01-01	27
2019: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2019 401k membership
Total participants, beginning-of-year	2019-01-01	1,032
Total number of active participants reported on line 7a of the Form 5500	2019-01-01	877
Number of retired or separated participants receiving benefits	2019-01-01	4
Number of other retired or separated participants entitled to future benefits	2019-01-01	174
Total of all active and inactive participants	2019-01-01	1,055
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2019-01-01	14
Total participants	2019-01-01	1,069
Number of participants with account balances	2019-01-01	952
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2019-01-01	42
2018: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2018 401k membership
Total participants, beginning-of-year	2018-01-01	955
Total number of active participants reported on line 7a of the Form 5500	2018-01-01	852
Number of retired or separated participants receiving benefits	2018-01-01	4
Number of other retired or separated participants entitled to future benefits	2018-01-01	162
Total of all active and inactive participants	2018-01-01	1,018
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2018-01-01	14
Total participants	2018-01-01	1,032
Number of participants with account balances	2018-01-01	894
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2018-01-01	31
2017: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2017 401k membership
Total participants, beginning-of-year	2017-01-01	946
Total number of active participants reported on line 7a of the Form 5500	2017-01-01	797
Number of retired or separated participants receiving benefits	2017-01-01	4
Number of other retired or separated participants entitled to future benefits	2017-01-01	140
Total of all active and inactive participants	2017-01-01	941
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2017-01-01	14
Total participants	2017-01-01	955
Number of participants with account balances	2017-01-01	788
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2017-01-01	26
2016: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2016 401k membership
Total participants, beginning-of-year	2016-01-01	919
Total number of active participants reported on line 7a of the Form 5500	2016-01-01	811
Number of retired or separated participants receiving benefits	2016-01-01	4
Number of other retired or separated participants entitled to future benefits	2016-01-01	117
Total of all active and inactive participants	2016-01-01	932
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2016-01-01	14
Total participants	2016-01-01	946
Number of participants with account balances	2016-01-01	768
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2016-01-01	14
2015: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2015 401k membership
Total participants, beginning-of-year	2015-01-01	806
Total number of active participants reported on line 7a of the Form 5500	2015-01-01	785
Number of retired or separated participants receiving benefits	2015-01-01	4
Number of other retired or separated participants entitled to future benefits	2015-01-01	118
Total of all active and inactive participants	2015-01-01	907
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2015-01-01	12
Total participants	2015-01-01	919
Number of participants with account balances	2015-01-01	728
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2015-01-01	8
2014: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2014 401k membership
Total participants, beginning-of-year	2014-01-01	760
Total number of active participants reported on line 7a of the Form 5500	2014-01-01	692
Number of retired or separated participants receiving benefits	2014-01-01	5
Number of other retired or separated participants entitled to future benefits	2014-01-01	106
Total of all active and inactive participants	2014-01-01	803
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2014-01-01	14
Total participants	2014-01-01	817
Number of participants with account balances	2014-01-01	674
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2014-01-01	4
2013: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2013 401k membership
Total participants, beginning-of-year	2013-01-01	722
Total number of active participants reported on line 7a of the Form 5500	2013-01-01	626
Number of retired or separated participants receiving benefits	2013-01-01	4
Number of other retired or separated participants entitled to future benefits	2013-01-01	114
Total of all active and inactive participants	2013-01-01	744
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2013-01-01	16
Total participants	2013-01-01	760
Number of participants with account balances	2013-01-01	641
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2013-01-01	0
2012: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2012 401k membership
Total participants, beginning-of-year	2012-01-01	761
Total number of active participants reported on line 7a of the Form 5500	2012-01-01	587
Number of retired or separated participants receiving benefits	2012-01-01	5
Number of other retired or separated participants entitled to future benefits	2012-01-01	119
Total of all active and inactive participants	2012-01-01	711
Number of deceased participants whose beneficiaries are receiving or are entitled to receive benefits	2012-01-01	11
Total participants	2012-01-01	722
Number of participants with account balances	2012-01-01	628
Participants that terminated employment during the plan year with accrued benefits that were less than 100% vested	2012-01-01	9

Financial Data on WASTE ISOLATION PILOT PLANT SAVINGS PLAN

Measure	Date	Value
2022 : WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2022 401k financial data
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2022-12-31	$32,736
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2022-12-31	$45,551
Total income from all sources (including contributions)	2022-12-31	$-11,609,131
Total of all expenses incurred	2022-12-31	$10,125,006
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2022-12-31	$10,014,957
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2022-12-31	$12,312,854
Value of total assets at end of year	2022-12-31	$119,400,738
Value of total assets at beginning of year	2022-12-31	$141,147,690
Total of administrative expenses incurred including professional, contract, advisory and management fees	2022-12-31	$110,049
Total interest from all sources	2022-12-31	$180,643
Total dividends received (eg from common stock, registered investment company shares)	2022-12-31	$6,400,279
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2022-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2022-12-31	$6,400,279
Was this plan covered by a fidelity bond	2022-12-31	Yes
Value of fidelity bond cover	2022-12-31	$10,000,000
If this is an individual account plan, was there a blackout period	2022-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2022-12-31	No
Contributions received from participants	2022-12-31	$8,595,026
Participant contributions at end of year	2022-12-31	$3,963,664
Participant contributions at beginning of year	2022-12-31	$3,527,147
Income. Received or receivable in cash from other sources (including rollovers)	2022-12-31	$1,256,227
Value of other receiveables (less allowance for doubtful accounts) at end of year	2022-12-31	$32,789
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2022-12-31	$38,783
Liabilities. Value of operating payables at end of year	2022-12-31	$32,736
Liabilities. Value of operating payables at beginning of year	2022-12-31	$45,551
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2022-12-31	No
Value of net income/loss	2022-12-31	$-21,734,137
Value of net assets at end of year (total assets less liabilities)	2022-12-31	$119,368,002
Value of net assets at beginning of year (total assets less liabilities)	2022-12-31	$141,102,139
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2022-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2022-12-31	No
Were any leases to which the plan was party in default or uncollectible	2022-12-31	No
Value of interest in registered invesment companies (eg mutual funds) at end of year	2022-12-31	$90,909,292
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2022-12-31	$116,938,415
Interest on participant loans	2022-12-31	$180,643
Value of interest in common/collective trusts at end of year	2022-12-31	$24,489,693
Value of interest in common/collective trusts at beginning of year	2022-12-31	$20,643,345
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2022-12-31	$-30,901,277
Net investment gain or loss from common/collective trusts	2022-12-31	$398,370
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2022-12-31	No
Was there a failure to transmit to the plan any participant contributions	2022-12-31	No
Has the plan failed to provide any benefit when due under the plan	2022-12-31	No
Contributions received in cash from employer	2022-12-31	$2,461,601
Employer contributions (assets) at end of year	2022-12-31	$5,300
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2022-12-31	$10,014,957
Contract administrator fees	2022-12-31	$110,049
Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3	2022-12-31	No
Did the plan have assets held for investment	2022-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2022-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2022-12-31	No
Opinion of an independent qualified public accountant for this plan	2022-12-31	Unqualified
Accountancy firm name	2022-12-31	EIDE BAILLY
Accountancy firm EIN	2022-12-31	450250958
2021 : WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2021 401k financial data
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2021-12-31	$45,551
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2021-12-31	$15,187
Total income from all sources (including contributions)	2021-12-31	$28,263,995
Total of all expenses incurred	2021-12-31	$17,796,575
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2021-12-31	$17,644,040
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2021-12-31	$10,959,476
Value of total assets at end of year	2021-12-31	$141,147,690
Value of total assets at beginning of year	2021-12-31	$130,649,906
Total of administrative expenses incurred including professional, contract, advisory and management fees	2021-12-31	$152,535
Total interest from all sources	2021-12-31	$183,294
Total dividends received (eg from common stock, registered investment company shares)	2021-12-31	$9,083,790
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2021-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2021-12-31	$9,083,790
Administrative expenses professional fees incurred	2021-12-31	$70,374
Was this plan covered by a fidelity bond	2021-12-31	Yes
Value of fidelity bond cover	2021-12-31	$10,000,000
If this is an individual account plan, was there a blackout period	2021-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2021-12-31	No
Contributions received from participants	2021-12-31	$7,901,259
Participant contributions at end of year	2021-12-31	$3,527,147
Participant contributions at beginning of year	2021-12-31	$3,638,859
Income. Received or receivable in cash from other sources (including rollovers)	2021-12-31	$962,385
Value of other receiveables (less allowance for doubtful accounts) at end of year	2021-12-31	$38,783
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2021-12-31	$36,167
Liabilities. Value of operating payables at end of year	2021-12-31	$45,551
Liabilities. Value of operating payables at beginning of year	2021-12-31	$15,187
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2021-12-31	No
Value of net income/loss	2021-12-31	$10,467,420
Value of net assets at end of year (total assets less liabilities)	2021-12-31	$141,102,139
Value of net assets at beginning of year (total assets less liabilities)	2021-12-31	$130,634,719
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2021-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2021-12-31	No
Were any leases to which the plan was party in default or uncollectible	2021-12-31	No
Investment advisory and management fees	2021-12-31	$82,161
Value of interest in registered invesment companies (eg mutual funds) at end of year	2021-12-31	$116,938,415
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2021-12-31	$106,579,249
Interest on participant loans	2021-12-31	$183,294
Value of interest in common/collective trusts at end of year	2021-12-31	$20,643,345
Value of interest in common/collective trusts at beginning of year	2021-12-31	$20,395,631
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2021-12-31	$7,669,188
Net investment gain or loss from common/collective trusts	2021-12-31	$368,247
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2021-12-31	No
Was there a failure to transmit to the plan any participant contributions	2021-12-31	No
Has the plan failed to provide any benefit when due under the plan	2021-12-31	No
Contributions received in cash from employer	2021-12-31	$2,095,832
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2021-12-31	$17,644,040
Was the provided the required notice or one of the exceptions to providing the black out period notice applied under 29 CFR 2520.101-3	2021-12-31	No
Did the plan have assets held for investment	2021-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2021-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2021-12-31	No
Opinion of an independent qualified public accountant for this plan	2021-12-31	Unqualified
Accountancy firm name	2021-12-31	EIDE BAILLY LLP
Accountancy firm EIN	2021-12-31	450250958
2020 : WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2020 401k financial data
Total unrealized appreciation/depreciation of assets	2020-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2020-12-31	$15,187
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2020-12-31	$0
Total income from all sources (including contributions)	2020-12-31	$30,519,357
Total loss/gain on sale of assets	2020-12-31	$0
Total of all expenses incurred	2020-12-31	$18,154,725
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2020-12-31	$18,014,081
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2020-12-31	$10,472,472
Value of total assets at end of year	2020-12-31	$130,649,906
Value of total assets at beginning of year	2020-12-31	$118,270,087
Total of administrative expenses incurred including professional, contract, advisory and management fees	2020-12-31	$140,644
Total interest from all sources	2020-12-31	$196,931
Total dividends received (eg from common stock, registered investment company shares)	2020-12-31	$5,718,450
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2020-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2020-12-31	$5,718,450
Administrative expenses professional fees incurred	2020-12-31	$51,676
Was this plan covered by a fidelity bond	2020-12-31	Yes
Value of fidelity bond cover	2020-12-31	$10,000,000
If this is an individual account plan, was there a blackout period	2020-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2020-12-31	No
Contributions received from participants	2020-12-31	$7,721,535
Participant contributions at end of year	2020-12-31	$3,638,859
Participant contributions at beginning of year	2020-12-31	$3,464,974
Income. Received or receivable in cash from other sources (including rollovers)	2020-12-31	$562,710
Value of other receiveables (less allowance for doubtful accounts) at end of year	2020-12-31	$36,167
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2020-12-31	$31,556
Other liabilities (not benefit claims, operating payabales oe acquisition indebtedness) at end of year	2020-12-31	$15,187
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2020-12-31	No
Value of net income/loss	2020-12-31	$12,364,632
Value of net assets at end of year (total assets less liabilities)	2020-12-31	$130,634,719
Value of net assets at beginning of year (total assets less liabilities)	2020-12-31	$118,270,087
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2020-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2020-12-31	No
Were any leases to which the plan was party in default or uncollectible	2020-12-31	No
Investment advisory and management fees	2020-12-31	$88,968
Value of interest in registered invesment companies (eg mutual funds) at end of year	2020-12-31	$106,579,249
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2020-12-31	$95,621,509
Interest on participant loans	2020-12-31	$196,931
Value of interest in common/collective trusts at end of year	2020-12-31	$20,395,631
Value of interest in common/collective trusts at beginning of year	2020-12-31	$19,152,048
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2020-12-31	$13,697,300
Net investment gain or loss from common/collective trusts	2020-12-31	$434,204
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2020-12-31	No
Was there a failure to transmit to the plan any participant contributions	2020-12-31	No
Has the plan failed to provide any benefit when due under the plan	2020-12-31	No
Contributions received in cash from employer	2020-12-31	$2,188,227
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2020-12-31	$18,014,081
Did the plan have assets held for investment	2020-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2020-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2020-12-31	No
Opinion of an independent qualified public accountant for this plan	2020-12-31	Unqualified
Accountancy firm name	2020-12-31	EIDE BAILLY LLP
Accountancy firm EIN	2020-12-31	450250958
2019 : WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2019 401k financial data
Total unrealized appreciation/depreciation of assets	2019-12-31	$0
Total unrealized appreciation/depreciation of assets	2019-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2019-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2019-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2019-12-31	$449
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2019-12-31	$449
Total income from all sources (including contributions)	2019-12-31	$30,673,672
Total income from all sources (including contributions)	2019-12-31	$30,673,672
Total loss/gain on sale of assets	2019-12-31	$0
Total loss/gain on sale of assets	2019-12-31	$0
Total of all expenses incurred	2019-12-31	$13,171,475
Total of all expenses incurred	2019-12-31	$13,171,475
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2019-12-31	$13,044,675
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2019-12-31	$13,044,675
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2019-12-31	$10,146,018
Value of total assets at end of year	2019-12-31	$118,270,087
Value of total assets at end of year	2019-12-31	$118,270,087
Value of total assets at beginning of year	2019-12-31	$100,768,339
Value of total assets at beginning of year	2019-12-31	$100,768,339
Total of administrative expenses incurred including professional, contract, advisory and management fees	2019-12-31	$126,800
Total of administrative expenses incurred including professional, contract, advisory and management fees	2019-12-31	$126,800
Total interest from all sources	2019-12-31	$190,854
Total interest from all sources	2019-12-31	$190,854
Total dividends received (eg from common stock, registered investment company shares)	2019-12-31	$4,239,726
Total dividends received (eg from common stock, registered investment company shares)	2019-12-31	$4,239,726
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2019-12-31	No
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2019-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2019-12-31	$4,239,726
Total dividends received from registered investment company shares (eg mutual funds)	2019-12-31	$4,239,726
Administrative expenses professional fees incurred	2019-12-31	$31,197
Was this plan covered by a fidelity bond	2019-12-31	Yes
Value of fidelity bond cover	2019-12-31	$25,000,000
Value of fidelity bond cover	2019-12-31	$25,000,000
If this is an individual account plan, was there a blackout period	2019-12-31	No
If this is an individual account plan, was there a blackout period	2019-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2019-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2019-12-31	No
Contributions received from participants	2019-12-31	$7,229,831
Contributions received from participants	2019-12-31	$7,229,831
Participant contributions at end of year	2019-12-31	$3,464,974
Participant contributions at end of year	2019-12-31	$3,464,974
Participant contributions at beginning of year	2019-12-31	$3,603,764
Participant contributions at beginning of year	2019-12-31	$3,603,764
Income. Received or receivable in cash from other sources (including rollovers)	2019-12-31	$967,398
Income. Received or receivable in cash from other sources (including rollovers)	2019-12-31	$967,398
Value of other receiveables (less allowance for doubtful accounts) at end of year	2019-12-31	$31,556
Value of other receiveables (less allowance for doubtful accounts) at end of year	2019-12-31	$31,556
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2019-12-31	$26,701
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2019-12-31	$26,701
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2019-12-31	No
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2019-12-31	No
Value of net income/loss	2019-12-31	$17,502,197
Value of net assets at end of year (total assets less liabilities)	2019-12-31	$118,270,087
Value of net assets at end of year (total assets less liabilities)	2019-12-31	$118,270,087
Value of net assets at beginning of year (total assets less liabilities)	2019-12-31	$100,767,890
Value of net assets at beginning of year (total assets less liabilities)	2019-12-31	$100,767,890
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2019-12-31	No
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2019-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2019-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2019-12-31	No
Were any leases to which the plan was party in default or uncollectible	2019-12-31	No
Were any leases to which the plan was party in default or uncollectible	2019-12-31	No
Investment advisory and management fees	2019-12-31	$95,603
Investment advisory and management fees	2019-12-31	$95,603
Value of interest in registered invesment companies (eg mutual funds) at end of year	2019-12-31	$95,621,509
Value of interest in registered invesment companies (eg mutual funds) at end of year	2019-12-31	$95,621,509
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2019-12-31	$75,191,424
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2019-12-31	$75,191,424
Interest on participant loans	2019-12-31	$190,854
Interest on participant loans	2019-12-31	$190,854
Value of interest in common/collective trusts at end of year	2019-12-31	$19,152,048
Value of interest in common/collective trusts at end of year	2019-12-31	$19,152,048
Value of interest in common/collective trusts at beginning of year	2019-12-31	$21,946,450
Value of interest in common/collective trusts at beginning of year	2019-12-31	$21,946,450
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2019-12-31	$15,642,894
Net investment gain or loss from common/collective trusts	2019-12-31	$454,180
Net investment gain or loss from common/collective trusts	2019-12-31	$454,180
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2019-12-31	No
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2019-12-31	No
Was there a failure to transmit to the plan any participant contributions	2019-12-31	No
Was there a failure to transmit to the plan any participant contributions	2019-12-31	No
Has the plan failed to provide any benefit when due under the plan	2019-12-31	No
Has the plan failed to provide any benefit when due under the plan	2019-12-31	No
Contributions received in cash from employer	2019-12-31	$1,948,789
Contributions received in cash from employer	2019-12-31	$1,948,789
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2019-12-31	$13,044,675
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2019-12-31	$13,044,675
Liabilities. Value of benefit claims payable at beginning of year	2019-12-31	$449
Liabilities. Value of benefit claims payable at beginning of year	2019-12-31	$449
Did the plan have assets held for investment	2019-12-31	Yes
Did the plan have assets held for investment	2019-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2019-12-31	No
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2019-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2019-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2019-12-31	No
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2019-12-31	No
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2019-12-31	No
Opinion of an independent qualified public accountant for this plan	2019-12-31	Unqualified
Opinion of an independent qualified public accountant for this plan	2019-12-31	Unqualified
Accountancy firm name	2019-12-31	EIDE BAILLY LLP
Accountancy firm name	2019-12-31	EIDE BAILLY LLP
Accountancy firm EIN	2019-12-31	450250958
Accountancy firm EIN	2019-12-31	450250958
2018 : WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2018 401k financial data
Total unrealized appreciation/depreciation of assets	2018-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2018-12-31	$449
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2018-12-31	$0
Total income from all sources (including contributions)	2018-12-31	$6,820,633
Total loss/gain on sale of assets	2018-12-31	$0
Total of all expenses incurred	2018-12-31	$9,731,851
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2018-12-31	$9,620,430
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2018-12-31	$9,336,839
Value of total assets at end of year	2018-12-31	$100,768,339
Value of total assets at beginning of year	2018-12-31	$103,679,108
Total of administrative expenses incurred including professional, contract, advisory and management fees	2018-12-31	$111,421
Total interest from all sources	2018-12-31	$179,538
Total dividends received (eg from common stock, registered investment company shares)	2018-12-31	$5,352,048
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2018-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2018-12-31	$5,352,048
Administrative expenses professional fees incurred	2018-12-31	$26,103
Was this plan covered by a fidelity bond	2018-12-31	Yes
Value of fidelity bond cover	2018-12-31	$25,000,000
If this is an individual account plan, was there a blackout period	2018-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2018-12-31	No
Contributions received from participants	2018-12-31	$6,513,366
Participant contributions at end of year	2018-12-31	$3,603,764
Participant contributions at beginning of year	2018-12-31	$3,705,630
Income. Received or receivable in cash from other sources (including rollovers)	2018-12-31	$1,118,659
Value of other receiveables (less allowance for doubtful accounts) at end of year	2018-12-31	$26,701
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2018-12-31	$27,477
Liabilities. Value of operating payables at beginning of year	2018-12-31	$0
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2018-12-31	No
Value of net income/loss	2018-12-31	$-2,911,218
Value of net assets at end of year (total assets less liabilities)	2018-12-31	$100,767,890
Value of net assets at beginning of year (total assets less liabilities)	2018-12-31	$103,679,108
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2018-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2018-12-31	No
Were any leases to which the plan was party in default or uncollectible	2018-12-31	No
Investment advisory and management fees	2018-12-31	$85,318
Value of interest in registered invesment companies (eg mutual funds) at end of year	2018-12-31	$75,191,424
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2018-12-31	$78,015,280
Interest on participant loans	2018-12-31	$179,538
Value of interest in common/collective trusts at end of year	2018-12-31	$21,946,450
Value of interest in common/collective trusts at beginning of year	2018-12-31	$21,930,721
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2018-12-31	$-8,497,561
Net investment gain or loss from common/collective trusts	2018-12-31	$449,769
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2018-12-31	No
Was there a failure to transmit to the plan any participant contributions	2018-12-31	No
Has the plan failed to provide any benefit when due under the plan	2018-12-31	No
Contributions received in cash from employer	2018-12-31	$1,704,814
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2018-12-31	$9,620,430
Liabilities. Value of benefit claims payable at end of year	2018-12-31	$449
Did the plan have assets held for investment	2018-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2018-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2018-12-31	No
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2018-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2018-12-31	Disclaimer
Accountancy firm name	2018-12-31	EIDE BAILLY LLP
Accountancy firm EIN	2018-12-31	450250958
2017 : WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2017 401k financial data
Total unrealized appreciation/depreciation of assets	2017-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2017-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2017-12-31	$-20,923
Total income from all sources (including contributions)	2017-12-31	$23,302,886
Total loss/gain on sale of assets	2017-12-31	$0
Total of all expenses incurred	2017-12-31	$12,106,382
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2017-12-31	$11,960,117
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2017-12-31	$9,023,925
Value of total assets at end of year	2017-12-31	$103,679,108
Value of total assets at beginning of year	2017-12-31	$92,461,681
Total of administrative expenses incurred including professional, contract, advisory and management fees	2017-12-31	$146,265
Total interest from all sources	2017-12-31	$165,403
Total dividends received (eg from common stock, registered investment company shares)	2017-12-31	$4,041,436
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2017-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2017-12-31	$4,041,436
Administrative expenses professional fees incurred	2017-12-31	$82,953
Was this plan covered by a fidelity bond	2017-12-31	Yes
Value of fidelity bond cover	2017-12-31	$25,000,000
If this is an individual account plan, was there a blackout period	2017-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2017-12-31	No
Contributions received from participants	2017-12-31	$6,184,240
Participant contributions at end of year	2017-12-31	$3,705,630
Participant contributions at beginning of year	2017-12-31	$3,569,701
Income. Received or receivable in cash from other sources (including rollovers)	2017-12-31	$1,136,517
Value of other receiveables (less allowance for doubtful accounts) at end of year	2017-12-31	$27,477
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2017-12-31	$18,550
Liabilities. Value of operating payables at end of year	2017-12-31	$0
Liabilities. Value of operating payables at beginning of year	2017-12-31	$-20,923
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2017-12-31	No
Value of net income/loss	2017-12-31	$11,196,504
Value of net assets at end of year (total assets less liabilities)	2017-12-31	$103,679,108
Value of net assets at beginning of year (total assets less liabilities)	2017-12-31	$92,482,604
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2017-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2017-12-31	No
Were any leases to which the plan was party in default or uncollectible	2017-12-31	No
Investment advisory and management fees	2017-12-31	$63,312
Value of interest in registered invesment companies (eg mutual funds) at end of year	2017-12-31	$78,015,280
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2017-12-31	$64,973,524
Interest on participant loans	2017-12-31	$165,403
Value of interest in common/collective trusts at end of year	2017-12-31	$21,930,721
Value of interest in common/collective trusts at beginning of year	2017-12-31	$23,899,906
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2017-12-31	$9,656,484
Net investment gain or loss from common/collective trusts	2017-12-31	$415,638
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2017-12-31	No
Was there a failure to transmit to the plan any participant contributions	2017-12-31	No
Has the plan failed to provide any benefit when due under the plan	2017-12-31	No
Contributions received in cash from employer	2017-12-31	$1,703,168
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2017-12-31	$11,960,117
Liabilities. Value of benefit claims payable at beginning of year	2017-12-31	$0
Did the plan have assets held for investment	2017-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2017-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2017-12-31	No
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2017-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2017-12-31	Disclaimer
Accountancy firm name	2017-12-31	EIDE BAILLY LLP
Accountancy firm EIN	2017-12-31	450250958
2016 : WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2016 401k financial data
Total unrealized appreciation/depreciation of assets	2016-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2016-12-31	$-20,923
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2016-12-31	$23,859
Total income from all sources (including contributions)	2016-12-31	$15,272,779
Total loss/gain on sale of assets	2016-12-31	$0
Total of all expenses incurred	2016-12-31	$7,340,218
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2016-12-31	$7,268,347
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2016-12-31	$9,616,645
Value of total assets at end of year	2016-12-31	$92,461,681
Value of total assets at beginning of year	2016-12-31	$84,573,902
Total of administrative expenses incurred including professional, contract, advisory and management fees	2016-12-31	$71,871
Total interest from all sources	2016-12-31	$191,340
Total dividends received (eg from common stock, registered investment company shares)	2016-12-31	$2,140,493
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2016-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2016-12-31	$2,140,493
Administrative expenses professional fees incurred	2016-12-31	$9,466
Was this plan covered by a fidelity bond	2016-12-31	Yes
Value of fidelity bond cover	2016-12-31	$25,000,000
If this is an individual account plan, was there a blackout period	2016-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2016-12-31	No
Contributions received from participants	2016-12-31	$5,908,576
Participant contributions at end of year	2016-12-31	$3,569,701
Participant contributions at beginning of year	2016-12-31	$3,361,088
Income. Received or receivable in cash from other sources (including rollovers)	2016-12-31	$1,978,378
Value of other receiveables (less allowance for doubtful accounts) at end of year	2016-12-31	$18,550
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2016-12-31	$16,647
Liabilities. Value of operating payables at end of year	2016-12-31	$-20,923
Liabilities. Value of operating payables at beginning of year	2016-12-31	$20,759
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2016-12-31	No
Value of net income/loss	2016-12-31	$7,932,561
Value of net assets at end of year (total assets less liabilities)	2016-12-31	$92,482,604
Value of net assets at beginning of year (total assets less liabilities)	2016-12-31	$84,550,043
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2016-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2016-12-31	No
Were any leases to which the plan was party in default or uncollectible	2016-12-31	No
Investment advisory and management fees	2016-12-31	$62,405
Value of interest in registered invesment companies (eg mutual funds) at end of year	2016-12-31	$64,973,524
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2016-12-31	$58,820,006
Interest on participant loans	2016-12-31	$191,340
Value of interest in common/collective trusts at end of year	2016-12-31	$23,899,906
Value of interest in common/collective trusts at beginning of year	2016-12-31	$22,376,161
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2016-12-31	$2,908,262
Net investment gain or loss from common/collective trusts	2016-12-31	$416,039
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2016-12-31	No
Was there a failure to transmit to the plan any participant contributions	2016-12-31	No
Has the plan failed to provide any benefit when due under the plan	2016-12-31	No
Contributions received in cash from employer	2016-12-31	$1,729,691
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2016-12-31	$7,268,347
Liabilities. Value of benefit claims payable at end of year	2016-12-31	$0
Liabilities. Value of benefit claims payable at beginning of year	2016-12-31	$3,100
Did the plan have assets held for investment	2016-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2016-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2016-12-31	No
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2016-12-31	No
Opinion of an independent qualified public accountant for this plan	2016-12-31	Unqualified
Accountancy firm name	2016-12-31	EIDE BAILLY LLP
Accountancy firm EIN	2016-12-31	450250958
2015 : WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2015 401k financial data
Total unrealized appreciation/depreciation of assets	2015-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2015-12-31	$23,859
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2015-12-31	$20,623
Total income from all sources (including contributions)	2015-12-31	$9,953,959
Total loss/gain on sale of assets	2015-12-31	$0
Total of all expenses incurred	2015-12-31	$8,565,056
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2015-12-31	$8,482,269
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2015-12-31	$8,688,352
Value of total assets at end of year	2015-12-31	$84,573,902
Value of total assets at beginning of year	2015-12-31	$83,181,763
Total of administrative expenses incurred including professional, contract, advisory and management fees	2015-12-31	$82,787
Total interest from all sources	2015-12-31	$135,177
Total dividends received (eg from common stock, registered investment company shares)	2015-12-31	$3,350,890
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2015-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2015-12-31	$3,350,890
Was this plan covered by a fidelity bond	2015-12-31	Yes
Value of fidelity bond cover	2015-12-31	$25,000,000
If this is an individual account plan, was there a blackout period	2015-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2015-12-31	No
Contributions received from participants	2015-12-31	$5,279,081
Participant contributions at end of year	2015-12-31	$3,361,088
Participant contributions at beginning of year	2015-12-31	$2,974,124
Income. Received or receivable in cash from other sources (including rollovers)	2015-12-31	$1,860,178
Value of other receiveables (less allowance for doubtful accounts) at end of year	2015-12-31	$16,647
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2015-12-31	$29,085
Liabilities. Value of operating payables at end of year	2015-12-31	$20,759
Liabilities. Value of operating payables at beginning of year	2015-12-31	$20,623
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2015-12-31	No
Value of net income/loss	2015-12-31	$1,388,903
Value of net assets at end of year (total assets less liabilities)	2015-12-31	$84,550,043
Value of net assets at beginning of year (total assets less liabilities)	2015-12-31	$83,161,140
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2015-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2015-12-31	No
Were any leases to which the plan was party in default or uncollectible	2015-12-31	No
Investment advisory and management fees	2015-12-31	$82,787
Value of interest in registered invesment companies (eg mutual funds) at end of year	2015-12-31	$58,820,006
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2015-12-31	$57,388,623
Interest on participant loans	2015-12-31	$135,177
Value of interest in common/collective trusts at end of year	2015-12-31	$22,376,161
Value of interest in common/collective trusts at beginning of year	2015-12-31	$22,789,931
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2015-12-31	$-2,309,484
Net investment gain or loss from common/collective trusts	2015-12-31	$89,024
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2015-12-31	No
Was there a failure to transmit to the plan any participant contributions	2015-12-31	No
Has the plan failed to provide any benefit when due under the plan	2015-12-31	No
Contributions received in cash from employer	2015-12-31	$1,549,093
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2015-12-31	$8,482,269
Liabilities. Value of benefit claims payable at end of year	2015-12-31	$3,100
Did the plan have assets held for investment	2015-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2015-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2015-12-31	No
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2015-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2015-12-31	Disclaimer
Accountancy firm name	2015-12-31	EIDE BAILLY LLLP
Accountancy firm EIN	2015-12-31	450250958
2014 : WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2014 401k financial data
Total unrealized appreciation/depreciation of assets	2014-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2014-12-31	$20,623
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2014-12-31	$123,143
Total income from all sources (including contributions)	2014-12-31	$11,032,456
Total loss/gain on sale of assets	2014-12-31	$0
Total of all expenses incurred	2014-12-31	$5,662,371
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2014-12-31	$5,585,498
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2014-12-31	$6,842,286
Value of total assets at end of year	2014-12-31	$83,181,763
Value of total assets at beginning of year	2014-12-31	$77,914,198
Total of administrative expenses incurred including professional, contract, advisory and management fees	2014-12-31	$76,873
Total interest from all sources	2014-12-31	$124,052
Total dividends received (eg from common stock, registered investment company shares)	2014-12-31	$2,994,672
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2014-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2014-12-31	$2,994,672
Administrative expenses professional fees incurred	2014-12-31	$76,873
Was this plan covered by a fidelity bond	2014-12-31	Yes
Value of fidelity bond cover	2014-12-31	$75,000,000
If this is an individual account plan, was there a blackout period	2014-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2014-12-31	No
Contributions received from participants	2014-12-31	$4,521,177
Participant contributions at end of year	2014-12-31	$2,974,124
Participant contributions at beginning of year	2014-12-31	$3,037,994
Income. Received or receivable in cash from other sources (including rollovers)	2014-12-31	$964,373
Value of other receiveables (less allowance for doubtful accounts) at end of year	2014-12-31	$29,085
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2014-12-31	$18,750
Liabilities. Value of operating payables at end of year	2014-12-31	$20,623
Liabilities. Value of operating payables at beginning of year	2014-12-31	$123,143
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2014-12-31	No
Value of net income/loss	2014-12-31	$5,370,085
Value of net assets at end of year (total assets less liabilities)	2014-12-31	$83,161,140
Value of net assets at beginning of year (total assets less liabilities)	2014-12-31	$77,791,055
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2014-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2014-12-31	No
Were any leases to which the plan was party in default or uncollectible	2014-12-31	No
Value of interest in registered invesment companies (eg mutual funds) at end of year	2014-12-31	$57,388,623
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2014-12-31	$45,752,815
Interest on participant loans	2014-12-31	$124,052
Value of interest in common/collective trusts at end of year	2014-12-31	$22,789,931
Value of interest in common/collective trusts at beginning of year	2014-12-31	$29,104,639
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2014-12-31	$-343,779
Net investment gain or loss from common/collective trusts	2014-12-31	$1,415,225
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2014-12-31	No
Was there a failure to transmit to the plan any participant contributions	2014-12-31	No
Has the plan failed to provide any benefit when due under the plan	2014-12-31	No
Contributions received in cash from employer	2014-12-31	$1,356,736
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2014-12-31	$5,585,498
Did the plan have assets held for investment	2014-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2014-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2014-12-31	No
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2014-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2014-12-31	Disclaimer
Accountancy firm name	2014-12-31	EIDE BAILLY LLP
Accountancy firm EIN	2014-12-31	450250958
2013 : WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2013 401k financial data
Total unrealized appreciation/depreciation of assets	2013-12-31	$0
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2013-12-31	$123,143
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2013-12-31	$0
Total income from all sources (including contributions)	2013-12-31	$15,816,294
Total loss/gain on sale of assets	2013-12-31	$0
Total of all expenses incurred	2013-12-31	$5,297,827
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2013-12-31	$5,222,827
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2013-12-31	$5,725,705
Value of total assets at end of year	2013-12-31	$77,914,198
Value of total assets at beginning of year	2013-12-31	$67,272,588
Total of administrative expenses incurred including professional, contract, advisory and management fees	2013-12-31	$75,000
Total interest from all sources	2013-12-31	$121,724
Total dividends received (eg from common stock, registered investment company shares)	2013-12-31	$1,346,778
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2013-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2013-12-31	$1,346,778
Administrative expenses professional fees incurred	2013-12-31	$75,000
Was this plan covered by a fidelity bond	2013-12-31	Yes
Value of fidelity bond cover	2013-12-31	$25,000,000
If this is an individual account plan, was there a blackout period	2013-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2013-12-31	No
Contributions received from participants	2013-12-31	$4,121,562
Participant contributions at end of year	2013-12-31	$3,037,994
Participant contributions at beginning of year	2013-12-31	$2,841,128
Income. Received or receivable in cash from other sources (including rollovers)	2013-12-31	$361,630
Value of other receiveables (less allowance for doubtful accounts) at end of year	2013-12-31	$18,750
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2013-12-31	$18,750
Liabilities. Value of operating payables at end of year	2013-12-31	$123,143
Liabilities. Value of operating payables at beginning of year	2013-12-31	$0
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2013-12-31	No
Value of net income/loss	2013-12-31	$10,518,467
Value of net assets at end of year (total assets less liabilities)	2013-12-31	$77,791,055
Value of net assets at beginning of year (total assets less liabilities)	2013-12-31	$67,272,588
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2013-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2013-12-31	No
Were any leases to which the plan was party in default or uncollectible	2013-12-31	No
Value of interest in registered invesment companies (eg mutual funds) at end of year	2013-12-31	$45,752,815
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2013-12-31	$35,855,151
Interest on participant loans	2013-12-31	$121,724
Value of interest in common/collective trusts at end of year	2013-12-31	$29,104,639
Value of interest in common/collective trusts at beginning of year	2013-12-31	$28,557,559
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2013-12-31	$7,264,882
Net investment gain or loss from common/collective trusts	2013-12-31	$1,357,205
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2013-12-31	No
Was there a failure to transmit to the plan any participant contributions	2013-12-31	No
Has the plan failed to provide any benefit when due under the plan	2013-12-31	No
Contributions received in cash from employer	2013-12-31	$1,242,513
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2013-12-31	$5,222,827
Did the plan have assets held for investment	2013-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2013-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2013-12-31	No
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2013-12-31	No
Opinion of an independent qualified public accountant for this plan	2013-12-31	Unqualified
Accountancy firm name	2013-12-31	EIDE BAILLY LLP
Accountancy firm EIN	2013-12-31	450250958
2012 : WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2012 401k financial data
Total unrealized appreciation/depreciation of assets	2012-12-31	$0
Total transfer of assets from this plan	2012-12-31	$3,725,482
Total liabilities at end of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2012-12-31	$0
Total liabilities at beginning of year (benefit claims payable, operating payabales, acquisition indebtedness and other liabilities)	2012-12-31	$19,680
Total income from all sources (including contributions)	2012-12-31	$11,422,391
Total loss/gain on sale of assets	2012-12-31	$0
Total of all expenses incurred	2012-12-31	$3,547,304
Benefit payments and payments to participlants,beneficiaries,insurance carriers and others	2012-12-31	$3,472,944
Total contributions o plan (from employers,participants, others, non cash contrinutions)	2012-12-31	$5,096,873
Value of total assets at end of year	2012-12-31	$67,272,588
Value of total assets at beginning of year	2012-12-31	$63,142,663
Total of administrative expenses incurred including professional, contract, advisory and management fees	2012-12-31	$74,360
Total interest from all sources	2012-12-31	$128,562
Total dividends received (eg from common stock, registered investment company shares)	2012-12-31	$990,745
Has a resolution to terminate the plan been adopted during the plan year or any prior plan year	2012-12-31	No
Total dividends received from registered investment company shares (eg mutual funds)	2012-12-31	$990,745
Administrative expenses professional fees incurred	2012-12-31	$74,360
Was this plan covered by a fidelity bond	2012-12-31	Yes
Value of fidelity bond cover	2012-12-31	$25,000,000
If this is an individual account plan, was there a blackout period	2012-12-31	No
Were there any nonexempt tranactions with any party-in-interest	2012-12-31	No
Contributions received from participants	2012-12-31	$3,920,500
Participant contributions at end of year	2012-12-31	$2,841,128
Participant contributions at beginning of year	2012-12-31	$3,064,558
Participant contributions at beginning of year	2012-12-31	$0
Income. Received or receivable in cash from other sources (including rollovers)	2012-12-31	$7,993
Value of other receiveables (less allowance for doubtful accounts) at end of year	2012-12-31	$18,750
Value of other receiveables (less allowance for doubtful accounts) at beginning of year	2012-12-31	$18,750
Liabilities. Value of operating payables at end of year	2012-12-31	$0
Liabilities. Value of operating payables at beginning of year	2012-12-31	$19,680
Did the receive any noncash contributions whose value was neither redily determinable on an established market nor set by an independent third party appraiser	2012-12-31	No
Value of net income/loss	2012-12-31	$7,875,087
Value of net assets at end of year (total assets less liabilities)	2012-12-31	$67,272,588
Value of net assets at beginning of year (total assets less liabilities)	2012-12-31	$63,122,983
Did the plan have a loss casued by fraud or dishonesty (regardless whether reimbursed by fidelity bond)	2012-12-31	No
Were any loans by the plan or fixed income obligations due to the plan in default	2012-12-31	No
Were any leases to which the plan was party in default or uncollectible	2012-12-31	No
Value of interest in registered invesment companies (eg mutual funds) at end of year	2012-12-31	$35,855,151
Value of interest in registered invesment companies (eg mutual funds) at beginning of year	2012-12-31	$30,590,081
Interest on participant loans	2012-12-31	$128,562
Value of interest in common/collective trusts at end of year	2012-12-31	$28,557,559
Value of interest in common/collective trusts at beginning of year	2012-12-31	$29,469,274
Net investment gain/loss from registered investment companies (e.g. mutual funds)	2012-12-31	$3,878,556
Net investment gain or loss from common/collective trusts	2012-12-31	$1,327,655
Were any plan transactions or series of transactions in excess of 5% of the current value of the plan assets	2012-12-31	No
Was there a failure to transmit to the plan any participant contributions	2012-12-31	No
Has the plan failed to provide any benefit when due under the plan	2012-12-31	No
Contributions received in cash from employer	2012-12-31	$1,168,380
Employer contributions (assets) at beginning of year	2012-12-31	$0
Benefit payments and payments to provide benefits directly to participlants or beneficiaries including direct rollovers	2012-12-31	$3,472,944
Did the plan have assets held for investment	2012-12-31	Yes
Did the plan hold any assets whose current value was neither redily determinable on an established market nor set by an independent third party appraiser	2012-12-31	No
Were all the plan assets eitehr distributed to particpants/beneficiaries, transferred to another plan or brought under the control of the PBGC	2012-12-31	No
Accountant perfomed limited scope audit pursuant to 29 CFR 2520.103-8 and/or 103-12(d)	2012-12-31	Yes
Opinion of an independent qualified public accountant for this plan	2012-12-31	Disclaimer
Accountancy firm name	2012-12-31	EIDE BAILLY LLP
Accountancy firm EIN	2012-12-31	450250958

Form 5500 Responses for WASTE ISOLATION PILOT PLANT SAVINGS PLAN

2022: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2022 form 5500 responses
2022-01-01	Type of plan entity	Single employer plan
2022-01-01	Submission has been amended	Yes
2022-01-01	Plan is a collectively bargained plan	Yes
2022-01-01	Plan funding arrangement – Trust	Yes
2022-01-01	Plan benefit arrangement - Trust	Yes
2021: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2021 form 5500 responses
2021-01-01	Type of plan entity	Single employer plan
2021-01-01	Submission has been amended	Yes
2021-01-01	Plan is a collectively bargained plan	Yes
2021-01-01	Plan funding arrangement – Trust	Yes
2021-01-01	Plan benefit arrangement - Trust	Yes
2020: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2020 form 5500 responses
2020-01-01	Type of plan entity	Single employer plan
2020-01-01	Submission has been amended	No
2020-01-01	This submission is the final filing	No
2020-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2020-01-01	Plan is a collectively bargained plan	Yes
2020-01-01	Plan funding arrangement – Trust	Yes
2020-01-01	Plan benefit arrangement - Trust	Yes
2019: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2019 form 5500 responses
2019-01-01	Type of plan entity	Single employer plan
2019-01-01	Submission has been amended	No
2019-01-01	This submission is the final filing	No
2019-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2019-01-01	Plan is a collectively bargained plan	Yes
2019-01-01	Plan funding arrangement – Trust	Yes
2019-01-01	Plan benefit arrangement - Trust	Yes
2018: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2018 form 5500 responses
2018-01-01	Type of plan entity	Single employer plan
2018-01-01	Submission has been amended	No
2018-01-01	This submission is the final filing	No
2018-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2018-01-01	Plan is a collectively bargained plan	Yes
2018-01-01	Plan funding arrangement – Trust	Yes
2018-01-01	Plan benefit arrangement - Trust	Yes
2017: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2017 form 5500 responses
2017-01-01	Type of plan entity	Single employer plan
2017-01-01	Submission has been amended	No
2017-01-01	This submission is the final filing	No
2017-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2017-01-01	Plan is a collectively bargained plan	Yes
2017-01-01	Plan funding arrangement – Trust	Yes
2017-01-01	Plan benefit arrangement - Trust	Yes
2016: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2016 form 5500 responses
2016-01-01	Type of plan entity	Single employer plan
2016-01-01	Submission has been amended	No
2016-01-01	This submission is the final filing	No
2016-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2016-01-01	Plan is a collectively bargained plan	Yes
2016-01-01	Plan funding arrangement – Trust	Yes
2016-01-01	Plan benefit arrangement - Trust	Yes
2015: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2015 form 5500 responses
2015-01-01	Type of plan entity	Single employer plan
2015-01-01	Submission has been amended	No
2015-01-01	This submission is the final filing	No
2015-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2015-01-01	Plan is a collectively bargained plan	Yes
2015-01-01	Plan funding arrangement – Trust	Yes
2015-01-01	Plan benefit arrangement - Trust	Yes
2014: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2014 form 5500 responses
2014-01-01	Type of plan entity	Single employer plan
2014-01-01	Submission has been amended	No
2014-01-01	This submission is the final filing	No
2014-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2014-01-01	Plan is a collectively bargained plan	Yes
2014-01-01	Plan funding arrangement – Trust	Yes
2014-01-01	Plan benefit arrangement - Trust	Yes
2013: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2013 form 5500 responses
2013-01-01	Type of plan entity	Single employer plan
2013-01-01	Submission has been amended	No
2013-01-01	This submission is the final filing	No
2013-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2013-01-01	Plan is a collectively bargained plan	Yes
2013-01-01	Plan funding arrangement – Trust	Yes
2013-01-01	Plan benefit arrangement - Trust	Yes
2012: WASTE ISOLATION PILOT PLANT SAVINGS PLAN 2012 form 5500 responses
2012-01-01	Type of plan entity	Single employer plan
2012-01-01	Submission has been amended	No
2012-01-01	This submission is the final filing	No
2012-01-01	This return/report is a short plan year return/report (less than 12 months)	No
2012-01-01	Plan is a collectively bargained plan	Yes
2012-01-01	Plan funding arrangement – Trust	Yes
2012-01-01	Plan benefit arrangement - Trust	Yes

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Company Name:	NUCLEAR WASTE PARTNERSHIP LLC
Employer identification number (EIN):	455197409
NAIC Classification:	562000

Jurisdiction of Incorporation:	State of Delaware Division of Corporations
Incorporation Date:	2012-04-27
Company Identification Number:	4577876
Legal Registered Office Address:	123 E. Marcy Santa Fe United States of America (USA) 87501