TETRA TECH, INC.: federal contracts won
Federal contracts of $10,000 or more awarded to this company since October 2023 (FY2024), from USAspending.gov. UEI: J8CNBANBZ6U8
50contracts won
$106,932,896total obligated
$641,200median contract
Sep 28, 2026most recent start
Agencies it works for
| Agency | Contracts | Obligated |
|---|---|---|
| Environmental Protection Agency | 48 | $104,887,006 |
| Department of Defense | 1 | $1,768,525 |
| Department of Transportation | 1 | $277,365 |
Where it works
Recent contracts
| Contract | Winner | Agency | Obligated | Start |
|---|---|---|---|---|
| TEN (10) YEAR PLAN FOLLOW-ON TASK ORDER - NAVAJO NATION AUM RESPONSE ASSESSMENT AND EVALUATION SERVICES (RAES) II FOR EPA FOR REGIONS 6 & 9.
68HE0926F0102 · NAICS 541620 Environmental Consulting Services · San Francisco, CA |
— | Environmental Protection Agency | $82,880 | Sep 28, 2026 Ends: Apr 09, 2028 |
| THE PURPOSE OF THIS TASK ORDER IS TO PROVIDE TECHNICAL SUPPORT TO EPA REGION 6 IN FULFILLMENT OF ITS RESPONSIBILITIES FOR OVERSIGHT AND ENFO…
68HE0925F0051 · NAICS 541620 Environmental Consulting Services · Paguate, NM |
— | Environmental Protection Agency | $1,062,867 | Aug 06, 2025 Ends: Aug 04, 2027 |
| TO 29 IS TO TO PROVIDE TECHNICAL ASSISTANCE FOR OVERSIGHT OF THE POTENTIALLY RESPONSIBLE PARTY (PRP) BNSF RAILWAY COMPANY (BNSF) AS THEY PER…
68HE0925F0054 · NAICS 541620 Environmental Consulting Services · Oakland, CA |
— | Environmental Protection Agency | $100,000 Potential value: $359,073 |
Jul 01, 2025 Ends: Jun 30, 2027 |
| THE PURPOSE OF THIS TASK ORDER IS ESTABLISH A TASK ORDER 27 TO PROVIDE TECHNICAL SUPPORT TO REGION 6 FOR OVERSIGHT OF AN ONGOING PRP RI/FS A…
68HE0925F0048 · NAICS 541620 Environmental Consulting Services · Milan, NM |
— | Environmental Protection Agency | $1,326,779 | Jun 02, 2025 Ends: May 01, 2027 |
| ENVIRONMENTAL ASSESSMENT REPLACEMENT OF THE AIR ROUTE SURVEILLANCE RADAR (ARSR) ON MT. KA`ALA, OAHU, HAWAII
697DCK25C00133 · NAICS 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) · Honolulu, HI |
— | Department of Transportation Federal Aviation Administration |
$277,365 | Apr 28, 2025 Ends: Mar 01, 2027 |
| THE CONTRACTOR SHALL PERFORM OVERSITE AND TECHNICAL REVIEW FOR REMOVAL SITE EVALUATIONS (RSE) AND RISK ASSESSMENT DOCUMENTS FOR WELLS CARGO …
68HE0925F0047 · NAICS 541620 Environmental Consulting Services · Cameron, AZ |
— | Environmental Protection Agency | $96,818 | Apr 23, 2025 Ends: Apr 30, 2028 |
| THE CONTRACTOR SHALL PROVIDE SUPPORT REQUIRED FOR AGENCY OVERSIGHT OF THE UNITED NUCLEAR CORPORATION/GENERAL ELECTRIC (UNC/GE) WORK AT THE N…
68HE0924F0051 · NAICS 541620 Environmental Consulting Services · Rehoboth, NM |
— | Environmental Protection Agency | $385,687 | Jul 23, 2024 Ends: Apr 09, 2028 |
| THE CONTRACTOR SHALL PROVIDE TECHNICAL ASSISTANCE TO USEPA FOR TECHNICAL ASSISTANCE TO THE CONTAMINATED STRUCTURES PROGRAM UNDER THE RAES 2 …
68HE0924F0055 · NAICS 541620 Environmental Consulting Services · Window Rock, AZ |
— | Environmental Protection Agency | $764,181 | Jun 26, 2024 Ends: Sep 30, 2027 |
| THE CONTRACTOR SHALL PROVIDE TECHNICAL SUPPORT TO USEPA, REGION 6, IN FULFILLMENT OF ITS RESPONSIBILITIES FOR OVERSIGHT & ENFORCEMENT OF A G…
68HE0924F0017 · NAICS 541620 Environmental Consulting Services · Bluewater, NM |
— | Environmental Protection Agency | $1,594,580 | May 13, 2024 Ends: Apr 09, 2028 |
| THE CONTRACTOR SHALL PROVIDE SUPPORT FOR REMOVAL SITE EVALUATIONS (RSE) AT THE SKYLINE AUM WHICH ENCOMPASSES SKYLINE MINE AND UTAH NO. 1 LEA…
68HE0924F0004 · NAICS 541620 Environmental Consulting Services · Monument Valley, UT |
— | Environmental Protection Agency | $3,386,462 | Nov 22, 2023 Ends: Dec 31, 2026 |
| THE CONTRACTOR SHALL SUPPORT DEVELOPMENT OF THE FEDERAL ACTIONS TO ADDRESS IMPACTS OF URANIUM CONTAMINATION IN THE NAVAJO NATION 2020-2029 (…
68HE0924F0001 · NAICS 541620 Environmental Consulting Services · San Francisco, CA |
— | Environmental Protection Agency | $74,833 | Nov 02, 2023 Ends: Jun 12, 2026 |
| THE CONTRACTOR SHALL PROVIDE THE SUPPORT NEEDED FOR TECHNICAL DESIGN SERVICES,& PLANNING AND CONDUCTING CLEANUP VERIFICATION OF TCRAS, PILOT…
68HE0923F0074 · NAICS 541620 Environmental Consulting Services · Lukachukai, AZ |
— | Environmental Protection Agency | $10,655,361 | Sep 29, 2023 Ends: Sep 30, 2027 |
| CONTRACTOR SHALL PROVIDE TECHNICAL DESIGN SERVICES FOR PLANNING & CONDUCTING CLEANUP VERIFICATION OF, TCRA, PILOT STUDIES, OR REQUIREMENTS A…
68HE0923F0073 · NAICS 541620 Environmental Consulting Services · Red Valley, AZ |
— | Environmental Protection Agency | $3,692,684 | Sep 18, 2023 Ends: Jan 01, 2027 |
| THE CONTRACTOR SHALL PROVIDE SUPPORT FOR NON TIME-CRITICAL REMOVAL ACTION PLANNING & OVERSIGHT SUPT ASSOCIATED W/ENPRO HOLDINGS ON NAVAJO NA…
68HE0923F0077 · NAICS 541620 Environmental Consulting Services · Tuba City, AZ |
— | Environmental Protection Agency | $428,850 | Sep 18, 2023 Ends: Apr 30, 2028 |
| THE CONTRACTOR SHALL PROVIDE SUPPORT NEEDED FOR NTCRA PLANNING AND OVERSIGHT SUPPORT ASSOCIATED WITH ABANDONED URANIUM MINE (AUM) ON BABBITT…
68HE0923F0078 · NAICS 541620 Environmental Consulting Services · Cameron, AZ |
— | Environmental Protection Agency | $287,658 | Sep 18, 2023 Ends: Apr 09, 2028 |
| THE CONTRACTOR SHALL PROVIDE EVALUATIONS FOR THE REMAINING KNOWN 278 UNFUNDED AUMS AND MINE AREAS ON THE NAVAJO NATION UNDER THE NN-AUM RESP…
68HE0923F0070 · NAICS 541620 Environmental Consulting Services · Window Rock, AZ |
— | Environmental Protection Agency | $1,101,146 | Sep 13, 2023 Ends: Sep 30, 2027 |
| THE CONTRACTOR PROVIDE TECHNICAL SUPPORT AND ASSISTANCE FOR THE USEPA NAVAJO ABANDONED URANIUM MINES (NAUM) PROGRAM AS IT DEVELOPS PROGRAM S…
68HE0923F0071 · NAICS 541620 Environmental Consulting Services · Shiprock, NM |
— | Environmental Protection Agency | $13,504,856 | Sep 12, 2023 Ends: Mar 01, 2028 |
| THE CONTRACTOR SHALL SUPPORT REQUIREMENTS FOR DEVELOPING A CONCEPTUAL SITE MODEL (CSM), A REMEDIAL INVESTIGATION (RI), A RISK ASSESSMENT (RA…
68HE0923F0072 · NAICS 541620 Environmental Consulting Services · Window Rock, AZ |
— | Environmental Protection Agency | $6,546,625 | Aug 16, 2023 Ends: Dec 31, 2026 |
| THE CONTRACTOR SHALL PROVIDE TECHNICAL ASSISTANCE TASKS TO SUPPORT AGENCY OVERSIGHT OF REMOVAL SITE EVALUATIONS (RSES), INTERIM REMOVAL ACTI…
68HE0923F0069 · NAICS 541620 Environmental Consulting Services · Monument Valley, UT |
— | Environmental Protection Agency | $582,364 | Aug 15, 2023 Ends: Aug 14, 2027 |
| THE CONTRACTOR SHALL PROVIDE TECHNICAL ASSISTANCE FOR OVERSIGHT OF THE POTENTIALLY RESPONSIBLE PARTY (PRP) WESTERN NUCLEAR. AS THEY PERFORM …
68HE0923F0068 · NAICS 541620 Environmental Consulting Services · Cortaro, AZ |
— | Environmental Protection Agency | $266,078 | Aug 11, 2023 Ends: Aug 10, 2027 |
| THE CONTRACTOR SHALL PROVIDE TECHNICAL ASSISTANCE FOR OVERSIGHT OF THE POTENTIALLY RESPONSIBLE PARTY (PRP) HOMESTAKE MINING COMPANY (HOMESTA…
68HE0923F0067 · NAICS 541620 Environmental Consulting Services · Gallup, NM |
— | Environmental Protection Agency | $100,000 Potential value: $265,624 |
Aug 10, 2023 Ends: Aug 09, 2027 |
| THE CONTRACTOR SHALL PROVIDE TECHNICAL ASSISTANCE FOR OVERSIGHT OF THE POTENTIALLY RESPONSIBLE PARTY (PRP) EL PASO NATURAL GAS (EPNG) UNDER …
68HE0923F0066 · NAICS 541620 Environmental Consulting Services · Cameron, AZ |
— | Environmental Protection Agency | $789,474 | Aug 09, 2023 Ends: Aug 09, 2027 |
| ALAMEDA SISWC
W9123823F0036 · NAICS 562910 Remediation Services · Alameda, CA |
— | Department of Defense Department of the Army |
$1,768,525 Potential value: $2,213,706 |
Aug 02, 2023 Ends: Jun 24, 2025 |
| THE CONTRACTOR SHALL PROVIDE TECHNICAL ASSISTANCE FOR OPERATING UNMANNED AERIAL VEHICLES & SYSTEMS ON NAVAJO NATION IN ACCORDANCE WITH THE P…
68HE0923F0061 · NAICS 541620 Environmental Consulting Services · Window Rock, AZ |
— | Environmental Protection Agency | $244,587 | Jul 25, 2023 Ends: Apr 09, 2028 |
| THE CONTRACTOR SHALL PERFORM REQUIRED TO CONDUCT THE ENGINEERING EVALUATION/COST ANALYSIS (EE/CA) AND RELATED TASKS AT THE FOLLOWING TRONOX …
68HE0923F0051 · NAICS 541620 Environmental Consulting Services · Round Rock, AZ |
— | Environmental Protection Agency | $20,268,423 | Jul 20, 2023 Ends: Nov 30, 2027 |
Source: USAspending.gov (prime contract awards of $10,000 or more). Values are amounts obligated to date. Recent months can still change as agencies report late.