Contract award
TETRA TECH, INC.
THE CONTRACTOR SHALL PROVIDE THE SUPPORT NEEDED FOR TECHNICAL DESIGN SERVICES,& PLANNING AND CONDUCTING CLEANUP VERIFICATION OF TCRAS, PILOT STUDIES, OR OTHER INTERIM ACTIONS AT TRONOX AUMS UNDER THE RAES II CONTRACT #68HE0923D0002 FOR EPA FOR RE
- PIID
- 68HE0923F0074
- Award key
- CONT_AWD_68HE0923F0074_6800_68HE0923D0002_6800
- Recipient UEI
- J8CNBANBZ6U8
- Parent award
- CONT_IDV_68HE0923D0002_6800
- Source as of
- —
Current award value
$10,655,3613
Obligated to date
$10,655,3612
Potential with options
$10,655,3613
- Awarding agency
- Environmental Protection AgencyEnvironmental Protection Agency
- Contractor
- TETRA TECH, INC.
- Place of performance
- Lukachukai, Arizona
- Set-aside
- None
- Pricing
- Time and Materials
- Competition
- Full and Open Competition
- Period of performance
- Sep 29, 2023 — Sep 30, 2027Through Sep 30, 2027 if all options are exercised
- Benchmark category
- Unclassified
Transaction history
Every action recorded against this award, in the order the government reported them.
| Mod | Action date | Reason | Obligation | Value at action |
|---|---|---|---|---|
| 0 | Sep 29, 2023 | Initial award | $4,454,759.97 | $10,655,360.71 |
| P00001 | Nov 17, 2023 | M | $0.00 | $10,655,360.71 |
| P00002 | May 29, 2024 | D | $1,899,220.98 | $10,655,360.71 |
| P00003 | Jul 26, 2024 | B | $988,662.83 | $10,655,360.71 |
| P00004 | Nov 26, 2024 | M | $0.00 | $10,655,360.71 |
| P00005 | Jun 2, 2025 | B | $3,312,716.93 | $10,655,360.71 |
| P00006 | Oct 28, 2025 | M | $0.00 | $10,655,360.71 |
| P00007 | Dec 17, 2025 | M | $0.00 | $10,655,360.71 |
| P00008 | May 29, 2026 | B | $0.00 | $10,655,360.71 |
| P00009 | Aug 21, 2026 | B | $0.00 | $10,655,360.71 |
Provenance
Which source record produced each displayed rollup figure.
| Field | Source | File | Retrieved | Parser | Artifact hash |
|---|---|---|---|---|---|
| awarding_agency_id | USAspending.gov | — | Aug 24, 2026 | usaspending_contract_csv@2026.08.2 | 0c230d6198ee |
| contractor_id | USAspending.gov | — | Aug 24, 2026 | usaspending_contract_csv@2026.08.2 | 0c230d6198ee |
| current_award_value | USAspending.gov | — | Aug 24, 2026 | usaspending_contract_csv@2026.08.2 | 0c230d6198ee |
| naics_code | USAspending.gov | — | Aug 24, 2026 | usaspending_contract_csv@2026.08.2 | 0c230d6198ee |
| potential_award_value | USAspending.gov | — | Aug 24, 2026 | usaspending_contract_csv@2026.08.2 | 0c230d6198ee |
| psc_code | USAspending.gov | — | Aug 24, 2026 | usaspending_contract_csv@2026.08.2 | 0c230d6198ee |
| total_obligated | USAspending.gov | — | Aug 24, 2026 | usaspending_contract_csv@2026.08.2 | 0c230d6198ee |
Sources and method
Figures on this page are computed from public federal award records. Numbers are never estimated or generated; where a figure is withheld, the reason is stated rather than filled in.
This page is a record of one federal award, assembled from the transactions the government published against it. Note 1 describes where the rollup came from. Values are award values, not unit prices.
- 1Rollup values derive from 10 transaction records parsed from USAspending.gov, retrieved Aug 24, 2026 by transform awards@2026.08.1.
- 2Obligations are the sum of signed federal action obligations across all transactions; deobligations are negative and remain negative.
- 3Current and potential award values are taken from the latest reported action, not summed across modifications.