Skip to content
DefDex

Federal award

HANFORD TANK WASTE OPERATIONS & CLOSURE, LLC

89303925FEM400064

Contract

Obligated and Ceiling

Obligated (net)
$1,769,227,775.41
Ceiling (potential value, not spending)
$2,486,868,682.86
Current value
$2,486,868,682.86
Gross positive obligations
$1,966,627,775.41

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

Owner company
Not a reviewed companyNo reviewed company owns this recipient.
Reported parent
HANFORD TANK WASTE OPERATIONS & CLOSURE, LLC · S3NQNFD3YS43
Awarding agency
Department of Energy · sub-agency 8900 · office 893039
Funding agency
Department of Energy · sub-agency 8900
Product or service (PSC)
M1PD · OPERATION OF WASTE TREATMENT AND STORAGE FACILITIES
Industry (NAICS)
562211 · HAZARDOUS WASTE TREATMENT AND DISPOSAL
PIID
89303925FEM400064
Parent vehicle (IDV PIID)
89303324DEM000096
Award type code
C
Actions
28 · Feb 18, 2025 to Sep 29, 2026
Why it is listed
gross positive obligations of $100k or more (contracts)

Open this award on USAspending →

Action History28

Award actions
DateFYModAction typeObligationCompany in company totals
Sep 29, 2026FY2026P00026M$0.00
—
Sep 29, 2026FY2026P00027C$192,525,366.38
—
Aug 12, 2026FY2026P00025M$96,000,000.00
—
Jul 14, 2026FY2026P00024C$95,000,000.00
—
Jun 22, 2026FY2026P00023C−$5,000,000.00
—
Jun 17, 2026FY2026P00022B$0.00
—
May 1, 2026FY2026P00021C$0.00
—
Apr 17, 2026FY2026P00020C−$135,400,000.00
—
Apr 15, 2026FY2026P00019C$325,400,000.00
—
Mar 9, 2026FY2026P00018C$60,500,000.00
—
Feb 23, 2026FY2026P00017C$70,534,958.82
—
Feb 3, 2026FY2026P00016C$19,240,000.00
—
Dec 22, 2025FY2026P00015C−$57,000,000.00
—
Nov 21, 2025FY2026P00014C$240,000,000.00
—
Oct 29, 2025FY2026P00013C$78,000,000.00
—
Oct 17, 2025FY2026P00012M$0.00
—
Sep 30, 2025FY2025P00011C$18,025,891.46
—
Sep 22, 2025FY2025P00010C$10,549,734.75
—
Aug 27, 2025FY2025P00009M$170,761,824.00
—
Jul 22, 2025FY2025P00008C$46,590,548.11
—
Jun 25, 2025FY2025P00007C$16,951,182.86
—
Jun 4, 2025FY2025P00006C$70,000,000.00
—
May 22, 2025FY2025P00005M$5,000,000.00
—
May 1, 2025FY2025P00004C$211,656,957.57
—
Apr 17, 2025FY2025P00003M$48,548,924.00
—
Apr 16, 2025FY2025P00002M$0.00
—
Mar 12, 2025FY2025P00001C$128,202,387.46
—
Feb 18, 2025FY20250—$63,140,000.00
—

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.