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DefDex

Federal award

CENTRAL PLATEAU CLEANUP COMPANY, LLC

89303924FEM400054

Contract

Obligated and Ceiling

Obligated (net)
$1,115,135,671.74
Ceiling (potential value, not spending)
$1,620,271,495.50
Current value
$1,620,271,495.50
Gross positive obligations
$1,150,135,671.74

Obligated is what the government has committed, net of de-obligations. The ceiling is the most the award or vehicle could ever reach; it is shown separately and never added to, or compared as, spending.

Award Details

Recipient
CENTRAL PLATEAU CLEANUP COMPANY, LLC · J4TDNRDMRMZ3
Owner company
Central Plateau Cleanup CompanyBasis joint venture: counted under the venture itself, never under a partner.
Reported parent
AMENTUM HOLDINGS INC. · TU4KCXMM9AP6
Awarding agency
Department of Energy · sub-agency 8900 · office 893039
Funding agency
Department of Energy · sub-agency 8900
Product or service (PSC)
Z1PD · MAINTENANCE OF WASTE TREATMENT AND STORAGE FACILITIES
Industry (NAICS)
562910 · REMEDIATION SERVICES
PIID
89303924FEM400054
Parent vehicle (IDV PIID)
89303320DEM000030
Award type code
C
Actions
60 · Sep 16, 2024 to Sep 29, 2026
Why it is listed
gross positive obligations of $100k or more (contracts); reviewed company, $10k or more

Open this award on USAspending →

Action History60

Award actions
DateFYModAction typeObligationCompany in company totals
Sep 29, 2026FY2026P00059C$96,739,619.56
Sep 8, 2026FY2026P00058L$0.00
Sep 2, 2026FY2026P00057L$0.00
Aug 27, 2026FY2026P00056D$0.00
Aug 5, 2026FY2026P00055L$0.00
Aug 4, 2026FY2026P00054C$72,533,830.21
Jul 29, 2026FY2026P00053M$0.00
Jul 22, 2026FY2026P00052B$0.00
Jul 1, 2026FY2026P00050B$0.00
Jun 30, 2026FY2026P00051D$0.00
Jun 28, 2026FY2026P00043B$0.00
Jun 11, 2026FY2026P00049D$8,702.72
May 11, 2026FY2026P00048C−$19,879,360.00
May 8, 2026FY2026P00047C−$15,120,640.00
May 5, 2026FY2026P00046C$1,550,000.00
May 4, 2026FY2026P00040D$0.00
Apr 27, 2026FY2026P00044B$0.00
Apr 23, 2026FY2026P00045C$158,720,520.00
Apr 2, 2026FY2026P00042C$0.00
Mar 12, 2026FY2026P00041C$47,858,109.31
Feb 26, 2026FY2026P00039L$0.00
Feb 10, 2026FY2026P00038D$0.00
Jan 29, 2026FY2026P00037C$7,000,000.00
Dec 23, 2025FY2026P00036C$58,449,748.03
Dec 4, 2025FY2026P00035C$102,594,617.55
Dec 1, 2025FY2026P00034D$0.00
Nov 12, 2025FY2026P00033D$0.00
Nov 3, 2025FY2026P00032C$600,000.00
Oct 21, 2025FY2026P00031C$35,000,000.00
Oct 7, 2025FY2026P00030L$0.00
Oct 6, 2025FY2026P00029L$0.00
Sep 29, 2025FY2025P00028C$19,498,447.17
Sep 15, 2025FY2025P00024B$0.00
Sep 10, 2025FY2025P00026D$0.00
Sep 10, 2025FY2025P00027C$57,039,847.93
Aug 28, 2025FY2025P00025C$78,364.52
Aug 4, 2025FY2025P00023C$62,099,689.44
Jul 24, 2025FY2025P00021B$0.00
Jul 16, 2025FY2025P00022D$0.00
Jun 30, 2025FY2025P00020C$12,208,901.59
Jun 12, 2025FY2025P00018B$0.00
Jun 9, 2025FY2025P00019C$68,286,840.00
Jun 4, 2025FY2025P00016L$0.00
May 27, 2025FY2025P00017D$0.00
May 12, 2025FY2025P00015C$52,770,040.00
Apr 29, 2025FY2025P00012C$39,081,102.87
Apr 29, 2025FY2025P00014L$0.00
Apr 28, 2025FY2025P00013D$0.00
Apr 8, 2025FY2025P00011M$0.00
Feb 24, 2025FY2025P00010C$61,580,912.62
Feb 12, 2025FY2025P00008D$0.00
Feb 12, 2025FY2025P00007D$0.00
Jan 27, 2025FY2025P00009C$50,552,062.91
Jan 2, 2025FY2025P00006D$0.00
Dec 19, 2024FY2025P00005C$47,884,315.31
Nov 25, 2024FY2025P00004C$16,185,651.31
Oct 21, 2024FY2025P00003C$45,221,900.00
Oct 7, 2024FY2025P00002M$0.00
Sep 27, 2024FY2024P00001C$36,592,448.69
Sep 16, 2024FY20240—$0.00

Newest first. Every obligation is shown as reported, including zero and negative (de-obligation) actions. Award lists belong to the company of the latest action; company totals credit each action to the company named on that row, so a note marks rows where the two differ.