Nuclear Waste Partnership LLC
Plan context: Waste Isolation Pilot Plant Pension Plan
EIN 45-5197409 • Carlsbad, NM • 58 filings • 7 plans
Current Snapshot
Latest Year
2022
2022 Participants
991
2022 Assets
$326,293,472
2022 Contributions
$58,036,900
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
Company Timeline
Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.
| Year / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2022 | 5 | 991 | $326,293,472 | $58,036,900 | $58,564iApproximate average salary by contribution assumption: employee only about $1,464,099 at 4% or $976,066 at 6%; with 50% employer match about $976,066 at 4% or $650,711 at 6%; with 100% employer match about $732,050 at 4% or $488,033 at 6%. |
| Waste Isolation Pilot Plant Pension Plan | - | 953 | $206,892,734 | $45,724,046 | $47,979iApproximate average salary by contribution assumption: employee only about $1,199,477 at 4% or $799,651 at 6%; with 50% employer match about $799,651 at 4% or $533,101 at 6%; with 100% employer match about $599,738 at 4% or $399,826 at 6%. |
| Waste Isolation Pilot Plant Savings Plan | - | 991 | $119,400,738 | $12,312,854 | $12,425iApproximate average salary by contribution assumption: employee only about $310,617 at 4% or $207,078 at 6%; with 50% employer match about $207,078 at 4% or $138,052 at 6%; with 100% employer match about $155,308 at 4% or $103,539 at 6%. |
| Waste Isolation Pilot Plant Welfare Benefits Plan | - | 955 | - | - | - |
| Waste Isolation Pilot Plant Involuntary Separation Plan | - | 612 | - | - | - |
| Waste Isolation Pilot Plant Employee Security and Protection Plan for Union Represented Employees | - | 343 | - | - | - |
| 2021 | 6 | 900 | $497,343,117 | $23,395,035 | $25,994iApproximate average salary by contribution assumption: employee only about $649,862 at 4% or $433,241 at 6%; with 50% employer match about $433,241 at 4% or $288,828 at 6%; with 100% employer match about $324,931 at 4% or $216,621 at 6%. |
| Waste Isolation Pilot Plant Pension Plan | - | 869 | $215,047,737 | $1,476,083 | $1,699iApproximate average salary by contribution assumption: employee only about $42,465 at 4% or $28,310 at 6%; with 50% employer match about $28,310 at 4% or $18,873 at 6%; with 100% employer match about $21,232 at 4% or $14,155 at 6%. |
| Waste Isolation Pilot Plant Savings Plan | - | 900 | $141,147,690 | $10,959,476 | $12,177iApproximate average salary by contribution assumption: employee only about $304,430 at 4% or $202,953 at 6%; with 50% employer match about $202,953 at 4% or $135,302 at 6%; with 100% employer match about $152,215 at 4% or $101,477 at 6%. |
| Waste Isolation Pilot Plant Savings Plan | - | 900 | $141,147,690 | $10,959,476 | $12,177iApproximate average salary by contribution assumption: employee only about $304,430 at 4% or $202,953 at 6%; with 50% employer match about $202,953 at 4% or $135,302 at 6%; with 100% employer match about $152,215 at 4% or $101,477 at 6%. |
| Waste Isolation Pilot Plant Welfare Benefits Plan | - | 892 | - | - | - |
| Waste Isolation Pilot Plant Involuntary Separation Plan | - | 564 | - | - | - |
| Waste Isolation Pilot Plant Employee Security and Protection Plan for Union Represented Employees | - | 328 | - | - | - |
| 2020 | 5 | 911 | $332,927,106 | $31,076,098 | $34,112iApproximate average salary by contribution assumption: employee only about $852,802 at 4% or $568,535 at 6%; with 50% employer match about $568,535 at 4% or $379,023 at 6%; with 100% employer match about $426,401 at 4% or $284,267 at 6%. |
| Waste Isolation Pilot Plant Pension Plan | - | 824 | $202,277,200 | $20,603,626 | $25,004iApproximate average salary by contribution assumption: employee only about $625,110 at 4% or $416,740 at 6%; with 50% employer match about $416,740 at 4% or $277,827 at 6%; with 100% employer match about $312,555 at 4% or $208,370 at 6%. |
| Waste Isolation Pilot Plant Savings Plan | - | 911 | $130,649,906 | $10,472,472 | $11,496iApproximate average salary by contribution assumption: employee only about $287,389 at 4% or $191,593 at 6%; with 50% employer match about $191,593 at 4% or $127,729 at 6%; with 100% employer match about $143,695 at 4% or $95,796 at 6%. |
| Waste Isolation Pilot Plant Welfare Benefits Plan | - | 884 | - | - | - |
| Waste Isolation Pilot Plant Involuntary Separation Plan | - | 566 | - | - | - |
| Waste Isolation Pilot Plant Employee Security and Protection Plan for Union Represented Employees | - | 318 | - | - | - |
| 2019 | 5 | 877 | $277,099,184 | $23,513,951 | $26,812iApproximate average salary by contribution assumption: employee only about $670,295 at 4% or $446,863 at 6%; with 50% employer match about $446,863 at 4% or $297,909 at 6%; with 100% employer match about $335,148 at 4% or $223,432 at 6%. |
| Waste Isolation Pilot Plant Pension Plan | - | 855 | $158,829,097 | $13,367,933 | $15,635iApproximate average salary by contribution assumption: employee only about $390,875 at 4% or $260,583 at 6%; with 50% employer match about $260,583 at 4% or $173,722 at 6%; with 100% employer match about $195,438 at 4% or $130,292 at 6%. |
| Waste Isolation Pilot Plant Savings Plan | - | 877 | $118,270,087 | $10,146,018 | $11,569iApproximate average salary by contribution assumption: employee only about $289,225 at 4% or $192,817 at 6%; with 50% employer match about $192,817 at 4% or $128,545 at 6%; with 100% employer match about $144,613 at 4% or $96,408 at 6%. |
| Waste Isolation Pilot Plant Welfare Benefits Plan | - | 819 | - | - | - |
| Waste Isolation Pilot Plant Involuntary Separation Plan | - | 522 | - | - | - |
| Waste Isolation Pilot Plant Employee Security and Protection Plan for Union Represented Employees | - | 297 | - | - | - |
| 2018 | 5 | 852 | $236,598,364 | $20,554,174 | $24,125iApproximate average salary by contribution assumption: employee only about $603,115 at 4% or $402,077 at 6%; with 50% employer match about $402,077 at 4% or $268,051 at 6%; with 100% employer match about $301,558 at 4% or $201,038 at 6%. |
| Waste Isolation Pilot Plant Pension Plan | - | 826 | $135,830,025 | $11,217,335 | $13,580iApproximate average salary by contribution assumption: employee only about $339,508 at 4% or $226,338 at 6%; with 50% employer match about $226,338 at 4% or $150,892 at 6%; with 100% employer match about $169,754 at 4% or $113,169 at 6%. |
| Waste Isolation Pilot Plant Savings Plan | - | 852 | $100,768,339 | $9,336,839 | $10,959iApproximate average salary by contribution assumption: employee only about $273,968 at 4% or $182,646 at 6%; with 50% employer match about $182,646 at 4% or $121,764 at 6%; with 100% employer match about $136,984 at 4% or $91,323 at 6%. |
| Waste Isolation Pilot Plant Involuntary Separation Plan | - | 522 | - | - | - |
| Waste Isolation Pilot Plant Employee Security and Protection Plan for Union Represented Employees | - | 311 | - | - | - |
| Waste Isolation Pilot Plant Welfare Benefits Plan | - | 833 | - | - | - |
| 2017 | 5 | 797 | $245,454,092 | $19,608,017 | $24,602iApproximate average salary by contribution assumption: employee only about $615,057 at 4% or $410,038 at 6%; with 50% employer match about $410,038 at 4% or $273,359 at 6%; with 100% employer match about $307,528 at 4% or $205,019 at 6%. |
| Waste Isolation Pilot Plant Pension Plan | - | 794 | $141,774,984 | $10,584,092 | $13,330iApproximate average salary by contribution assumption: employee only about $333,252 at 4% or $222,168 at 6%; with 50% employer match about $222,168 at 4% or $148,112 at 6%; with 100% employer match about $166,626 at 4% or $111,084 at 6%. |
| Waste Isolation Pilot Plant Savings Plan | - | 797 | $103,679,108 | $9,023,925 | $11,322iApproximate average salary by contribution assumption: employee only about $283,059 at 4% or $188,706 at 6%; with 50% employer match about $188,706 at 4% or $125,804 at 6%; with 100% employer match about $141,530 at 4% or $94,353 at 6%. |
| Waste Isolation Pilot Plant Employee Security and Protection Plan for Union Represented Employees | - | 289 | - | - | - |
| Waste Isolation Pilot Plant Involuntary Separation Plan | - | 491 | - | - | - |
| Waste Isolation Pilot Plant Welfare Benefits Plan | - | 780 | - | - | - |
| 2016 | 5 | 811 | $209,426,113 | $19,126,870 | $23,584iApproximate average salary by contribution assumption: employee only about $589,608 at 4% or $393,072 at 6%; with 50% employer match about $393,072 at 4% or $262,048 at 6%; with 100% employer match about $294,804 at 4% or $196,536 at 6%. |
| Waste Isolation Pilot Plant Pension Plan | - | 798 | $116,964,432 | $9,510,225 | $11,918iApproximate average salary by contribution assumption: employee only about $297,939 at 4% or $198,626 at 6%; with 50% employer match about $198,626 at 4% or $132,418 at 6%; with 100% employer match about $148,970 at 4% or $99,313 at 6%. |
| Waste Isolation Pilot Plant Savings Plan | - | 811 | $92,461,681 | $9,616,645 | $11,858iApproximate average salary by contribution assumption: employee only about $296,444 at 4% or $197,629 at 6%; with 50% employer match about $197,629 at 4% or $131,753 at 6%; with 100% employer match about $148,222 at 4% or $98,815 at 6%. |
| Waste Isolation Pilot Plant Welfare Benefits Plan | - | 794 | - | - | - |
| Waste Isolation Pilot Plant Involuntary Separation Plan | - | 521 | - | - | - |
| Waste Isolation Pilot Plant Employee Security and Protection Plan for Union Represented Employees | - | 273 | - | - | - |
| 2015 | 5 | 785 | $188,174,028 | $10,153,972 | $12,935iApproximate average salary by contribution assumption: employee only about $323,375 at 4% or $215,583 at 6%; with 50% employer match about $215,583 at 4% or $143,722 at 6%; with 100% employer match about $161,687 at 4% or $107,792 at 6%. |
| Waste Isolation Pilot Plant Pension Plan | - | 778 | $103,600,126 | $1,465,620 | $1,884iApproximate average salary by contribution assumption: employee only about $47,096 at 4% or $31,397 at 6%; with 50% employer match about $31,397 at 4% or $20,931 at 6%; with 100% employer match about $23,548 at 4% or $15,699 at 6%. |
| Waste Isolation Pilot Plant Savings Plan | - | 785 | $84,573,902 | $8,688,352 | $11,068iApproximate average salary by contribution assumption: employee only about $276,699 at 4% or $184,466 at 6%; with 50% employer match about $184,466 at 4% or $122,977 at 6%; with 100% employer match about $138,350 at 4% or $92,233 at 6%. |
| Waste Isolation Pilot Plant Welfare Benefits Plan | - | 774 | - | - | - |
| Waste Isolation Pilot Plant Involuntary Separation Plan | - | 507 | - | - | - |
| Waste Isolation Pilot Plant Employee Security and Protection Plan for Union Represented Employees | - | 267 | - | - | - |
| 2014 | 5 | 692 | $192,004,355 | $7,692,482 | $11,116iApproximate average salary by contribution assumption: employee only about $277,908 at 4% or $185,272 at 6%; with 50% employer match about $185,272 at 4% or $123,514 at 6%; with 100% employer match about $138,954 at 4% or $92,636 at 6%. |
| Waste Isolation Pilot Plant Pension Plan | - | 685 | $108,822,592 | $850,196 | $1,241iApproximate average salary by contribution assumption: employee only about $31,029 at 4% or $20,686 at 6%; with 50% employer match about $20,686 at 4% or $13,791 at 6%; with 100% employer match about $15,515 at 4% or $10,343 at 6%. |
| Waste Isolation Pilot Plant Savings Plan | - | 692 | $83,181,763 | $6,842,286 | $9,888iApproximate average salary by contribution assumption: employee only about $247,192 at 4% or $164,795 at 6%; with 50% employer match about $164,795 at 4% or $109,863 at 6%; with 100% employer match about $123,596 at 4% or $82,397 at 6%. |
| Waste Isolation Pilot Plant Welfare Benefits Plan | - | 683 | - | - | - |
| Waste Isolation Pilot Plant Involuntary Separation Plan | - | 436 | - | - | - |
| Waste Isolation Pilot Plant Employee Security and Protection Plan for Union Represented Employees | - | 247 | - | - | - |
| 2013 | 6 | 648 | $180,463,418 | $16,373,084 | $25,267iApproximate average salary by contribution assumption: employee only about $631,678 at 4% or $421,118 at 6%; with 50% employer match about $421,118 at 4% or $280,746 at 6%; with 100% employer match about $315,839 at 4% or $210,559 at 6%. |
| Waste Isolation Pilot Plant Pension Plan | - | 648 | $102,549,220 | $10,647,379 | $16,431iApproximate average salary by contribution assumption: employee only about $410,779 at 4% or $273,852 at 6%; with 50% employer match about $273,852 at 4% or $182,568 at 6%; with 100% employer match about $205,389 at 4% or $136,926 at 6%. |
| Waste Isolation Pilot Plant Savings Plan | - | 626 | $77,914,198 | $5,725,705 | $9,146iApproximate average salary by contribution assumption: employee only about $228,662 at 4% or $152,442 at 6%; with 50% employer match about $152,442 at 4% or $101,628 at 6%; with 100% employer match about $114,331 at 4% or $76,221 at 6%. |
| WASTE ISOLATION PILOT PLANT SPECIAL PROGRAMS WITH MEDICARE PLAN | - | 0 | - | - | - |
| Waste Isolation Pilot Plant Employee Security and Protection Plan for Union Represented Employees | - | 223 | - | - | - |
| Waste Isolation Pilot Plant Involuntary Separation Plan | - | 402 | - | - | - |
| Waste Isolation Pilot Plant Welfare Benefits Plan | - | 625 | - | - | - |
| 2012 | 6 | 603 | $152,948,096 | $10,593,245 | $17,568iApproximate average salary by contribution assumption: employee only about $439,189 at 4% or $292,793 at 6%; with 50% employer match about $292,793 at 4% or $195,195 at 6%; with 100% employer match about $219,595 at 4% or $146,396 at 6%. |
| Waste Isolation Pilot Plant Pension Plan | - | 603 | $85,675,508 | $5,496,372 | $9,115iApproximate average salary by contribution assumption: employee only about $227,876 at 4% or $151,917 at 6%; with 50% employer match about $151,917 at 4% or $101,278 at 6%; with 100% employer match about $113,938 at 4% or $75,959 at 6%. |
| Waste Isolation Pilot Plant Savings Plan | - | 587 | $67,272,588 | $5,096,873 | $8,683iApproximate average salary by contribution assumption: employee only about $217,073 at 4% or $144,715 at 6%; with 50% employer match about $144,715 at 4% or $96,477 at 6%; with 100% employer match about $108,536 at 4% or $72,358 at 6%. |
| WASTE ISOLATION PILOT PLANT SPECIAL PROGRAMS WITH MEDICARE PLAN | - | 20 | - | - | - |
| Waste Isolation Pilot Plant Employee Security and Protection Plan for Union Represented Employees | - | 211 | - | - | - |
| Waste Isolation Pilot Plant Involuntary Separation Plan | - | 375 | - | - | - |
| Waste Isolation Pilot Plant Welfare Benefits Plan | - | 586 | - | - | - |