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Tetra Tech, Inc. government contracts

$94.4M obligated across 18 federal awards. 13 are still running.

UEI J8CNBANBZ6U8Latest award Aug 6, 2025

Who buys from Tetra Tech, Inc.

What Tetra Tech, Inc. sells

Its awards by NAICS code. Codes with live notices link to them.

IndustryAwardsObligated
Environmental Consulting Services

NAICS 541620

17$92.6M
Remediation Services

NAICS 562910

1$1.8M

Contracts ending soon

Awards that end in the next 18 months, soonest first. Expiring work is often recompeted.

AwardObligatedStartEnd
CONTRACTOR SHALL PROVIDE TECHNICAL DESIGN SERVICES FOR PLANNING & CONDUCTING CLEANUP VERIFICATION OF, TCRA, PILOT STUDIES, OR REQUIREMENTS AT TRONOX COVE TRANSFER STATION COMPLETE (CTS), ACCESS ROADS IN NN UNDER THE RAES 2 CONTRACT #68HE092

Environmental Protection Agency · 68HE0923F0073

$3.7MSep 18, 2023Oct 1, 2026
THE CONTRACTOR SHALL PROVIDE SUPPORT FOR REMOVAL SITE EVALUATIONS (RSE) AT THE SKYLINE AUM WHICH ENCOMPASSES SKYLINE MINE AND UTAH NO. 1 LEASE IN OLJATO-MONUMENT VALLEY, UTAH UNDER THE NN-AUM RESPONSE ASSESSMENT AND EVALUATION SERVICES (RAE

Environmental Protection Agency · 68HE0924F0004

$3.4MNov 22, 2023Dec 31, 2026
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 M

Environmental Protection Agency · 68HE0923F0072

$6.5MAug 16, 2023Dec 31, 2026
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 AND GOVERNMENT RI/FS AT THE HOMESTAKE MINING COMPANY UNDER THE RAES 2 CONTRACT.

Environmental Protection Agency · 68HE0925F0048

$1.3MJun 2, 2025May 1, 2027
THE CONTRACTOR SHALL PERFORM TASKS REQUIRED TO PROVIDE TECHNICAL ASSISTANCE TO USEPA FOR DATA AND RECORDS MANAGEMENT RELATED TO THE NAVAJO AUM PROGRAM. THIS IS TASK ORDER 6 FOR THE RAES 2 CONTRACT, #68HE09D0002 FOR USEPA REGIONS 6 & 9.

Environmental Protection Agency · 68HE0923F0049

$1.5MJul 12, 2023Jul 12, 2027
THE PURPOSE OF THIS TASK ORDER IS TO PROVIDE TECHNICAL SUPPORT TO EPA REGION 6 IN FULFILLMENT OF ITS RESPONSIBILITIES FOR OVERSIGHT AND ENFORCEMENT OF ARCO'S ONGOING RI/FS UNDER THE ASAOC AND TO ASSIST EPA IN COORDINATION AND COMMUNICATION

Environmental Protection Agency · 68HE0925F0051

$1.1MAug 6, 2025Aug 4, 2027
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

Environmental Protection Agency · 68HE0923F0074

$10.7MSep 29, 2023Sep 30, 2027
THE CONTRACTOR SHALL PROVIDE EVALUATIONS FOR THE REMAINING KNOWN 278 UNFUNDED AUMS AND MINE AREAS ON THE NAVAJO NATION UNDER THE NN-AUM RESPONSE ASSESSMENT AND EVALUATION SERVICES (RAES) II CONTRACT FOR EPA FOR REGIONS 6 & 9.

Environmental Protection Agency · 68HE0923F0070

$1.1MSep 13, 2023Sep 30, 2027
THE CONTRACTOR SHALL PERFORM REQUIRED TO CONDUCT THE ENGINEERING EVALUATION/COST ANALYSIS (EE/CA) AND RELATED TASKS AT THE FOLLOWING TRONOX ABANDONED URANIUM MINES LOCATED IN NAVAJO NATION'S NORTHERN AGENCY. THIS IS A TASK ORDER UNDER RAES

Environmental Protection Agency · 68HE0923F0051

$20.3MJul 20, 2023Nov 30, 2027
THE CONTRACTOR PROVIDE TECHNICAL SUPPORT AND ASSISTANCE FOR THE USEPA NAVAJO ABANDONED URANIUM MINES (NAUM) PROGRAM AS IT DEVELOPS PROGRAM STANDARDS, TRAININGS AND WORKSHOPS, AND OTHER TECHNICAL SUPPORT WORK NEEDED FOR SITE INVESTIGATION.

Environmental Protection Agency · 68HE0923F0071

$13.5MSep 12, 2023Mar 1, 2028

Largest awards

By total obligated value. Each links to its record on USAspending.gov.

AwardObligatedStartEnd
THE CONTRACTOR SHALL PERFORM REQUIRED TO CONDUCT THE ENGINEERING EVALUATION/COST ANALYSIS (EE/CA) AND RELATED TASKS AT THE FOLLOWING TRONOX ABANDONED URANIUM MINES LOCATED IN NAVAJO NATION'S NORTHERN AGENCY. THIS IS A TASK ORDER UNDER RAES

Environmental Protection Agency · 68HE0923F0051

$20.3MJul 20, 2023Nov 30, 2027
IGF::OT::IGF THE PURPOSE OF THIS TASK ORDER IS TO PROVIDE TECHNICAL SERVICES FOR THE NORTHERN AGENCY RISK ASSESSMENT AND EE/CA. THIS WILL BE ASSIGNED TO TASK ORDER #00016(68HE0919F0017) UNDER THE RAES CONTRACT #EPS91703.

Environmental Protection Agency · 68HE0919F0017

$14.6MDec 7, 2018Oct 7, 2023
THE CONTRACTOR PROVIDE TECHNICAL SUPPORT AND ASSISTANCE FOR THE USEPA NAVAJO ABANDONED URANIUM MINES (NAUM) PROGRAM AS IT DEVELOPS PROGRAM STANDARDS, TRAININGS AND WORKSHOPS, AND OTHER TECHNICAL SUPPORT WORK NEEDED FOR SITE INVESTIGATION.

Environmental Protection Agency · 68HE0923F0071

$13.5MSep 12, 2023Mar 1, 2028
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

Environmental Protection Agency · 68HE0923F0074

$10.7MSep 29, 2023Sep 30, 2027
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 M

Environmental Protection Agency · 68HE0923F0072

$6.5MAug 16, 2023Dec 31, 2026
CONTRACTOR WILL PERFORM ENGINEERING EVALUATION/COST ANALYSIS (EE/CA) AND RELATED TASKS AT THE QUIVIRA MINE FOR THE RESPONSE ASSESSMENT AND EVALUATION SERVICES (RAES) II CONTRACT FOR EPA FOR REGIONS 6 & 9.

Environmental Protection Agency · 68HE0923F0041

$4.7MJun 1, 2023Apr 10, 2028
CONTRACTOR SHALL PROVIDE TECHNICAL DESIGN SERVICES FOR PLANNING & CONDUCTING CLEANUP VERIFICATION OF, TCRA, PILOT STUDIES, OR REQUIREMENTS AT TRONOX COVE TRANSFER STATION COMPLETE (CTS), ACCESS ROADS IN NN UNDER THE RAES 2 CONTRACT #68HE092

Environmental Protection Agency · 68HE0923F0073

$3.7MSep 18, 2023Oct 1, 2026
THE CONTRACTOR SHALL PROVIDE SUPPORT FOR REMOVAL SITE EVALUATIONS (RSE) AT THE SKYLINE AUM WHICH ENCOMPASSES SKYLINE MINE AND UTAH NO. 1 LEASE IN OLJATO-MONUMENT VALLEY, UTAH UNDER THE NN-AUM RESPONSE ASSESSMENT AND EVALUATION SERVICES (RAE

Environmental Protection Agency · 68HE0924F0004

$3.4MNov 22, 2023Dec 31, 2026
CONTRACTOR WILL PROVIDE SUPPORT FOR TECHNICAL DESIGN SERVICES FOR, AND PLANNING AND CONDUCTING CLEANUP VERIFICATION OF, TIME-CRITICAL REMOVAL ACTIONS (TCRAS) AND RELATED AREAS IN THE NAVAJO NATION.

Environmental Protection Agency · 68HE0922F0024

$3.1MApr 6, 2022Dec 7, 2023
THE PURPOSE OF THIS TASK ORDER IS TO PROVIDE TECHNICAL SERVICES FOR THE NAUM EE/CA STANDARDS DEVELOPMENT. THIS WILL BE TO# 28 (68HE0920F105) UNDER CONTRACT #EPS91703 (RAES).

Environmental Protection Agency · 68HE0920F0105

$2.5MSep 18, 2020Oct 7, 2023
THE CONTRACTOR SHALL PROVIDE SUPPORT NEEDED FOR TIME-CRITICAL REMOVAL ACTION (TCRA) PLANNING AND OVERSIGHT SUPPORT ASSOCIATED WITH THE OLD CHURCH ROCK MINE SITE, AS WELL AS PLANNING AND SCOPING FOR A NON-TIME CRITICAL REMOVAL ACTION (NTCRA)

Environmental Protection Agency · 68HE0923F0045

$1.8MJun 7, 2023Mar 31, 2028
ALAMEDA SISWC

Department of the Army · W9123823F0036

$1.8MAug 2, 2023Jun 24, 2025

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22$143M

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Questions people ask

What is Tetra Tech, Inc.'s UEI?

J8CNBANBZ6U8. The Unique Entity ID is the 12-character number SAM.gov assigns to every company that registers to do business with the federal government. It replaced the DUNS number in 2022.

How much has Tetra Tech, Inc. won in federal contracts?

$94.4M obligated across 18 awards in Captivaq's records, most of it from Environmental Protection Agency. That covers contracts of $1M or more active since October 2023, so the full history is larger.

Which Tetra Tech, Inc. contracts end soon?

10 awards end in the next 18 months, listed on this page. Expiring contracts are often recompeted, which is the opening for a competitor or a teaming partner.

Figures come from federal award records published on USAspending.gov: contracts of $1M or more active since October 2023, plus smaller awards tied to open opportunities. They are not a complete contract history; each award above links to its official record.

Captivaq is an independent service from Logesta Labs LLC and is not affiliated with or endorsed by the U.S. government or SAM.gov. The notice on the official source portal is the record that governs; confirm deadlines and amendments there.