Putting the award page together from the records…
Putting the award page together from the records…
CASTON MOUNTAIN 1 REHABILITATION DESIGN FOR FLOODWATER RETARDING STRUCTURE, LEFLORE COUNTY, OKLAHOMA
Up for re-bid: ends 2026-08-06. Recompete brief →
SpendQuery holds FY2023 on; earlier years are on USAspending.gov.
No subawards reported for this award. Primes report subawards of $30,000 or more; many awards have none.
5 actions since 2024-03-26. Each is a modification or amendment with the money it added or took back.
| Date | Modification | Kind | Amount | What the agency wrote |
|---|---|---|---|---|
| 2026-02-11 | P00006 | Supplemental agreement (work within scope) | $0 | THIS MODIFICATION IS ISSUED TO EXTEND THE COMPLETION DATE FROM 10/06/2025 TO 08/06/2026 AS A RESULT OF SUBSTANTIAL DESIGN SHIFTS INSTIGATED BY THE 90% REVIEW COMMENTS, PRODUCING THE NEED FOR ADDITIONAL ANALYSIS AND REWORK OF THE REHABILITATION DESIGN |
| 2025-01-31 | P00005 | Supplemental agreement (work within scope) | $0 | EXTEND PERFORMANCE DUE TO STOP WORK NOTICE LIFTED, CASTON MOUNTAIN 1 REHABILITATION DESIGN FOR FLOODWATER RETARDING STRUCTURE, LEFLORE COUNTY, OKLAHOMA |
| 2025-01-07 | P00004 | Supplemental agreement (work within scope) | $226.0K | ADD REVISED AUXILIARY SPILLWAY DESIGN, CASTON MOUNTAIN 1 REHABILITATION DESIGN FOR FLOODWATER RETARDING STRUCTURE, LEFLORE COUNTY, OKLAHOMA |
| 2024-10-10 | P00003 | Supplemental agreement (work within scope) | $0 | EXTEND DELIVERY DATE, CASTON MOUNTAIN 1 REHABILITATION DESIGN FOR FLOODWATER RETARDING STRUCTURE, LEFLORE COUNTY, OKLAHOMA |
| 2024-03-26 | P00002 | Supplemental agreement (work within scope) | $2.5K | ADD ADDITIONAL GEOLOGIC INVESTIGATION AND EXTEND DELIVERY DATE, CASTON MOUNTAIN 1 REHABILITATION DESIGN FOR FLOODWATER RETARDING STRUCTURE, LEFLORE COUNTY, OKLAHOMA |
Source: USAspending.gov prime award transactions and FSRS subaward reports, as loaded by SpendQuery (data as of 2026-09-30). Amounts are obligations (money committed), not outlays. The official record on USAspending.gov ↗