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Data / Federal awards / NAICS 541620 / TETRA TECH INC

TETRA TECH INC: 28 federal contract awards, $18.8 million obligated (FY2024 to FY2027)

TETRA TECH INC (UEI WL4VMSDRCLR5), Denver, CO, received 28 federal prime contract awards with $18.8 million obligated in fiscal years 2024 to 2027, from 1 agency under 1 NAICS code. Its largest buyer is Environmental Protection Agency ($18.8 million) and its largest code is NAICS 541620 Environmental Consulting Services.

SpecStream is the live web data engine for teams and agents. It reads every federal contract award on USAspending.gov and every open opportunity on SAM.gov, and this page is that reading. Ask for the awards in your niche and the winners, agencies, values and recompetes arrive in your sheet, CRM, Slack or agent as they are reported.

UEI
WL4VMSDRCLR5
Parent organization
TETRA TECH, INC.
Location
Denver, CO
Business size
Other Than Small Business
Contract awards
28
Obligated
$18.8 million
First action in window
2023-10-17
Latest action
2026-09-17

Where the work is

NAICS codes, with the other winners in each.

NAICSIndustryAwardsObligated
541620Environmental Consulting Services28$18.8 million

Buying agencies

AgencyAwardsObligated
Environmental Protection Agency28$18.8 million

Obligations by fiscal year

Fiscal yearObligated
FY2024$7 million
FY2025$5.9 million
FY2026$5.8 million

Contract awards

All 28 awards in fiscal years 2024 to 2027.

Award IDAgencyTypeNAICSWhat it buysObligated in windowAward valueStartsEndsPlace of performanceSource
68HE0823F0060Environmental Protection AgencyDelivery Order541620START 5 BROWNFIELDS SITE ASSESSMENT WORK$5,208,547$6,258,547September 28, 2023September 27, 2026Denver, COusaspending.gov
68HE0823F0059Environmental Protection AgencyDelivery Order541620START 5 CERCLA SECTION 105 SITE ASSESSMENT$3,149,000$6,165,003September 27, 2023September 26, 2026Denver, COusaspending.gov
68HE0823F0068Environmental Protection AgencyDelivery Order541620START V RESPONSE SUPPORT AND PROGRAM SUPPORT TASK ORDER$2,358,441$4,198,820September 27, 2023September 26, 2026Denver, COusaspending.gov
68HE0826F0052Environmental Protection AgencyDelivery Order541620START CERCLA$2,100,000$2,200,000August 13, 2026August 31, 2027Denver, COusaspending.gov
68HE0825F0033Environmental Protection AgencyDelivery Order541620SERVICES INCLUDING EQUIPMENT AND VEHICLE MAINTENANCE; EQUIPMENT INVENTORY AND SUPPLY MANAGEMENT; PURCHASING, DATABASE UPKEEP & MAINTENANCE; $1,763,000$3,000,000July 31, 2025July 31, 2027Denver, COusaspending.gov
68HE0823F0061Environmental Protection AgencyDelivery Order541620SITE ASSESSMENT PROGRAM ACTIVITIES$1,335,000$3,688,000September 29, 2023September 28, 2026Denver, COusaspending.gov
68HE0823F0063Environmental Protection AgencyDelivery Order541620PREPAREDNESS AND PREVENTION PROGRAM$1,279,823$3,385,000September 22, 2023September 21, 2026Denver, COusaspending.gov
68HE0824F0014Environmental Protection AgencyDelivery Order541620BONITA PEAK SITE SUPPORT$785,000$850,043May 8, 2024May 10, 2027Denver, COusaspending.gov
68HE0826F0009Environmental Protection AgencyDelivery Order541620DATA MANAGEMENT$750,000$750,000January 6, 2026January 5, 2027Denver, COusaspending.gov
68HE0826F0054Environmental Protection AgencyDelivery Order541620START CERCLA$715,000$800,000August 26, 2026August 31, 2027Denver, COusaspending.gov
68HE0826F0051Environmental Protection AgencyDelivery Order541620START SUPPORTON PROGRAM PREPAREDNESS AND RELEASE/DISCHARGE PREVENTION$322,000$945,000August 3, 2026August 2, 2027Denver, COusaspending.gov
68HE0826F0031Environmental Protection AgencyDelivery Order541620START SUPPORT ON THE NEDLOG ARSENIC B-1 REMOVAL SITE. SERVICES INCLUDE SAMPLING, MONITORING, AND DOCUMENTATION AS DIRECTED BY THE OSC.$300,000$500,000March 31, 2026March 31, 2027Denver, COusaspending.gov
68HE0826F0067Environmental Protection AgencyDelivery Order541620START CERCLA RESPONSE PROGRAM SUPPORT$250,000$950,000September 15, 2026September 14, 2027Denver, COusaspending.gov
68HE0826F0055Environmental Protection AgencyDelivery Order541620START BROWNFIELDS ASSESSMENT$249,500$400,000September 17, 2026September 16, 2027Denver, COusaspending.gov
68HE0826F0058Environmental Protection AgencyDelivery Order541620START OIL SITE$200,000$500,000August 27, 2026August 31, 2027Denver, COusaspending.gov
68HE0823F0062Environmental Protection AgencyDelivery Order541620OIL SPILL EMERGENCY RESPONSE$175,048$2,122,341September 29, 2023September 28, 2026Denver, COusaspending.gov
68HE0825F0037Environmental Protection AgencyDelivery Order541620SERVICES INCLUDE: THE PURPOSE OF THIS TASK ORDER (TO) IS TO PROVIDE SUPPORT AND SERVICES TO THE OSC IN THE FORM OF DOCUMENT REVIEW, ON-SITE $150,000$350,000August 21, 2025February 20, 2027Denver, COusaspending.gov
68HE0821F0042Environmental Protection AgencyDelivery Order541620SUPERFUND TECHNICAL ASSESSMENT & RESPONSE TEAM 5 (START V) TASK ORDER FOR THE RICHARDSON FLAT SITE$89,610$526,596February 18, 2021November 17, 2024Park City, UTusaspending.gov
68HE0820F0084Environmental Protection AgencyDelivery Order541620START 5 PREPAREDNESS AND PREVENTION ACTIVITIES$0$749,872September 21, 2020December 21, 2023Denver, COusaspending.gov
68HE0821F0032Environmental Protection AgencyDelivery Order541620START 5 RESPONSE AND PROGRAM SUPPORT ACTIVITIES$0$2,547,179November 12, 2020February 11, 2024Denver, COusaspending.gov
68HE0820F0063Environmental Protection AgencyDelivery Order541620CERCLA EMERGENCY RESPONSE AND SUPPORT TASK ORDER. THIS TASK ORDER FULFILLS THE $100,000.00 MINIMUM ORDER GUARANTEE FOR THE START V IDIQ CONT$0$516,200July 2, 2020May 31, 2021Denver, COusaspending.gov
68HE0820F0083Environmental Protection AgencyDelivery Order541620START 5 CERCLA SECTION 105 SITE ASSESSMENT$0$3,754,151September 18, 2020March 18, 2025Denver, COusaspending.gov
68HE0820D0001Environmental Protection AgencyIDC541620THE UNITED STATES ENVIRONMENTAL PROTECTION AGENCY'S (EPA) REGION 8 SUPERFUND TECHNICAL ASSESSMENT AND RESPONSE TEAM (START) V.$0$68,000,000July 2, 2020usaspending.gov
68HE0821F0038Environmental Protection AgencyDelivery Order541620START 5 OIL SPILL PREPAREDNESS AND PREVENTION$-83,640$195,361November 20, 2020February 19, 2024Denver, COusaspending.gov
68HE0820F0080Environmental Protection AgencyDelivery Order541620START 5 OIL SPILL EMERGENCY RESPONSE$-151,067$1,058,701September 10, 2020December 31, 2024Denver, COusaspending.gov
68HE0820F0082Environmental Protection AgencyDelivery Order541620START 5 BROWNFIELDS SITE ASSESSMENT WORK$-275,000$6,148,855September 18, 2020December 17, 2024Denver, COusaspending.gov
68HE0821F0043Environmental Protection AgencyDelivery Order541620SUPERFUND TECHNICAL ASSESSMENT & RESPONSE TEAM 5 (START V) TASK ORDER FOR BONITA PEAK$-619,671$4,501,091February 11, 2021May 10, 2024Silverton, COusaspending.gov
68HE0820F0071Environmental Protection AgencyDelivery Order541620START 5 COMPREHENSIVE ENVIRONMENTAL RESPONSE, COMPENSATION AND LIABILITY ACT (CERCLA) REMOVAL PROGRAM ACTIVITIES$-1,236,631$7,477,379September 10, 2020December 9, 2023Denver, COusaspending.gov

Also on SpecStream

Updated October 6, 2026. Read from USAspending.gov. Public U.S. federal spending data (U.S. Department of the Treasury). Obligations are the contract actions dated in fiscal years 2024 to 2027 of the USAspending.gov award archive of 2026-10-06; a contract's total value is its current value as USAspending reports it, including earlier years. Recipients are matched on their SAM.gov UEI, never on the name, and are shown as the government prints them. Sole proprietorships and opted-out entities count in the totals and are not named. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.