Contracts › 68HE0923F0072
68HE0923F0072: The Contractor Shall Support Requirements for Developing a Conceptual Site Model (CSM), a Remedial Investigation (RI), a Risk Assessment (RA), and a Feasibility Study (FS), Collectively Referred to As an Ri/Fs, at the Lukachukai Mountains Mining Dist
Awarded to Tetra Tech, Inc. by Environmental Protection Agency.
$6.5Mobligated
$6.5Mpotential value
31 December 2026current end date
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| Contract | 68HE0923F0072 |
|---|---|
| Vehicle | 68HE0923D0002 |
| Awardee | Tetra Tech, Inc. |
| Awarding agency | Environmental Protection Agency |
| Awarding office | REGION 9 CONTRACTING OFFICE |
| NAICS | 541620 Environmental Consulting Services |
| PSC | B510 Special Studies/Analysis- Environmental Assessments |
| Place of performance | AZ |
| Period of performance | 16 August 2023 to 31 December 2026 |
| Potential end | 31 December 2026 |
| Estimated recompete solicitation | Now / imminent (estimate, ~6 months before expiry) |
Source: USASpending.gov (FPDS), public federal procurement data, as the agency reported it. Our record updated 03 October 2026. The solicitation date is an estimate from the end date, not a posted date.
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