68HE0923F0044↗
Tetra Tech, Inc. received this contract from Region 9 Contracting Office, Environmental Protection Agency: $787.1K obligated so far for special studies/analysis- environmental assessments. It runs to 2028-04-09.
Key facts · data as of Oct 26, 2026
- Recipient
- Tetra Tech, Inc.
- Awarding agency
- Environmental Protection Agency
- Contracting office
- Region 9 Contracting Office (68HE09)
- Obligated to date
- $787.1K
- Potential value
- $787.1K
- Ends
- 2028-04-09
Source: USAspending.gov prime award records (obligations: money committed, not outlays), data as of Oct 26, 2026.
Cite this page: SpendQuery, Award 68HE0923F0044, data as of Oct 26, 2026, https://spendquery.com/award?id=CONT_AWD_68HE0923F0044_6800_68HE0923D0002_6800
Tetra Tech, Inc.: all federal awards · Environmental Protection Agency: spending · Region 9 Contracting Office: what it buys · The follow-on: recompete brief
CONTRACTOR WILL PERFORM ENGINEERING EVALUATION/COST ANALYSIS (EE/CA) AND RELATED TASKS AT THE SECTION 32/33 MINES FOR THE NAVAJO NATION AUM RESPONSE ASSESSMENT AND EVALUATION SERVICES (RAES) II CONTRACT FOR EPA FOR REGIONS 6 & 9.
Up for re-bid: ends 2028-04-09. Recompete brief →
What it is
- Product or service
- Special Studies/Analysis- Environmental Assessments (PSC B510)
- Industry
- Environmental Consulting Services (NAICS 541620)
- Contracting office
- Region 9 Contracting Office (68HE09)
- Competition
- Full and open competition
- Pricing
- Time and materials
- How it was bought
- Single-award IDIQ · under 68HE0923D0002
- Where the work is
- Mckinley, NM · district NM-03
Obligations by fiscal year
SpendQuery holds FY2023 on; earlier years are on USAspending.gov.
Subcontractors: where the money went next
No subawards reported for this award. Primes report subawards of $30,000 or more; many awards have none.
Every action
4 actions since 2023-06-02. Each is a modification or amendment with the money it added or took back.
| Date | Modification | Kind | Amount | What the agency wrote |
|---|---|---|---|---|
| 2026-06-03 | P00003 | Administrative change | $0 | THE PURPOSE OF BI-LATERAL MODIFICATION IS TO EXTEND THE POP. CONTRACTOR WILL PERFORM EE/CAS AT THE SECTION 32/33 MINES FOR THE RAES II CONTRACT. |
| 2024-11-19 | P00002 | Administrative change | $0 | THE PURPOSE OF UNILATERAL MODIFICATION IS TO EXTEND THE POP. CONTRACTOR WILL PERFORM EE/CAS AT THE SECTION 32/33 MINES FOR THE RAES II CONTRACT. |
| 2023-09-22 | P00001 | Administrative change | $0 | THE PURPOSE OF UNILATERAL MODIFICATION IS TO CHANGE THE TOCOR. CONTRACTOR WILL PERFORM ENGINEERING EVALUATION/COST ANALYSIS (EE/CA) AND RELATED TASKS AT THE SECTION 32/33 MINES FOR THE NAVAJO NATION AUM RESPONSE ASSESSMENT AND EVALUATION SERVICES (RA |
| 2023-06-02 | 0 | $787.1K | CONTRACTOR WILL PERFORM ENGINEERING EVALUATION/COST ANALYSIS (EE/CA) AND RELATED TASKS AT THE SECTION 32/33 MINES FOR THE NAVAJO NATION AUM RESPONSE ASSESSMENT AND EVALUATION SERVICES (RAES) II CONTRACT FOR EPA FOR REGIONS 6 & 9. |
Source: USAspending.gov prime award transactions and FSRS subaward reports, as loaded by SpendQuery (data as of 2026-10-26). Amounts are obligations (money committed), not outlays. The official record on USAspending.gov ↗