TECHNICAL SUPPORT SERVICES FOR NATIONAL ENVIRONMENTAL POLICY ACT (NEPA) COMPLIANCE ASSOCIATED WITH SITE-WIDE DOCUMENT DEVELOPMENT FOR DEPARTMENT OF ENERGY/NATIONAL NUCLEAR SECURITY ADMINISTRATIONS OFFICE OF ENVIRONMENT, SAFETY, AND HEALTH. TETRA TECH, INC. $17,452,519 ENERGY, DEPARTMENT OF ENERGY, DEPARTMENT OF — 541620 Environmental Consulting Services F115 ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL CONSULTING AND LEGAL SUPPORT Jun 1, 2026 Jun 1, 2026 May 31, 2031
MOODY AFB WWTP - PHOSPHOROUS STUDY TETRA TECH, INC. $135,430 DEPARTMENTAL OFFICES DEPT OF THE AIR FORCE — 541620 Environmental Consulting Services F999 OTHER ENVIRONMENTAL SERVICES Mar 28, 2026 Mar 30, 2026 Sep 26, 2026
OBTAIN NECESSARY ENVIRONMENTAL COMPLIANCE DUE DILIGENCE ON BEHALF OF THE USCG. THIS DUE DILIGENCE IS NEEDED TO SUPPORT THE UPCOMING REAL PROPERTY ACTIONS ASSOCIATED WITH THE UNITED STATES COAST GUARD LONG RANGE COMMUNICATIONS DIVESTITURE SITES. TETRA TECH, INC. $395,103 PUBLIC BUILDINGS SERVICE US COAST GUARD — 541620 Environmental Consulting Services R408 SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT Mar 9, 2026 Mar 6, 2026 Mar 5, 2027
POST-CERTIFICATE COMPLIANCE INSPECTIONS TETRA TECH, INC. $1,000,000 FEDERAL ENERGY REGULATORY COMMISSION FEDERAL ENERGY REGULATORY COMMISSION — 541620 Environmental Consulting Services R499 SUPPORT- PROFESSIONAL: OTHER Feb 26, 2026 Mar 1, 2026 Aug 31, 2027
WI - WHITTLESEY CREEK NWR - SAGINAW BAY TO WESTERN LAKE ERIE BLUEPRINT (PHASE 4) TETRA TECH, INC. $70,288 US FISH AND WILDLIFE SERVICE US FISH AND WILDLIFE SERVICE — 541620 Environmental Consulting Services B506 SPECIAL STUDIES/ANALYSIS- DATA (OTHER THAN SCIENTIFIC) Feb 17, 2026 Feb 17, 2026 Dec 31, 2026
SAROPS EDS TASK ORDER 2 - SUBSCRIPTION TETRA TECH, INC. $3,403,467 US COAST GUARD US COAST GUARD — 518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services 7B22 IT AND TELECOM - COMPUTE: SERVERS (HARDWARE AND PERPETUAL LICENSE SOFTWARE) Feb 2, 2026 Feb 7, 2026 Feb 6, 2031
R425-TMDL DEVELOPMENT SUPPORT FOR OREGON WATERS TETRA TECH, INC. $488,513 ENVIRONMENTAL PROTECTION AGENCY ENVIRONMENTAL PROTECTION AGENCY — 541620 Environmental Consulting Services R425 SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL Jan 27, 2026 Jan 30, 2026 Jan 29, 2028
SAROPS EDS TASK ORDER 1 - REFINEMENT TETRA TECH, INC. $248,399 US COAST GUARD US COAST GUARD — 518210 Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services 7B22 IT AND TELECOM - COMPUTE: SERVERS (HARDWARE AND PERPETUAL LICENSE SOFTWARE) Jan 20, 2026 Jan 20, 2026 Jan 19, 2027
FY26 SERVICE AGREEMENT RENEWAL OF ENVIROMENTAL SYSTEM PROTECTION OF HAZMAT AND HAZWASTE INVENTORY TRACKING SYSTEM AND SUPPORT FOR USCG BASE HONOLULU/ENVIRONMENT. POP: 1 OCT 2025 TO 30 SEP 2026. ANNUAL AMOUNT: $7,000.00 TETRA TECH, INC. $7,000 US COAST GUARD US COAST GUARD — 541620 Environmental Consulting Services 4235 HAZARDOUS MATERIAL SPILL CONTAINMENT AND CLEAN-UP EQUIPMENT AND MATERIAL Jan 13, 2026 Jan 13, 2026 Feb 6, 2026
SCALABLE HOMELAND INNOVATIVE ENTERPRISE LAYERED DEFENSE (SHIELD) INITIAL ORDER. TETRA TECH, INC. $500 MISSILE DEFENSE AGENCY (MDA) MISSILE DEFENSE AGENCY (MDA) — 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology) AC13 NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; EXPERIMENTAL DEVELOPMENT Dec 19, 2025 Dec 29, 2025 Dec 28, 2035
OLEM MISSION SUPPORT SERVICES CALL ORDER TITLE: COMMUNICATIONS SUPPORT FOR EPA'S BROWNFIELDS AND LAND REVITALIZATION PROGRAM TETRA TECH, INC. $6,319,975 ENVIRONMENTAL PROTECTION AGENCY ENVIRONMENTAL PROTECTION AGENCY — 541620 Environmental Consulting Services R499 SUPPORT- PROFESSIONAL: OTHER Dec 16, 2025 Dec 12, 2025 Dec 11, 2030
FY27 - ERICP, MILCON, FTFA2330003, POWER GENERATION MICROGRID EGLIN AFB, FL TETRA TECH, INC. $1,296,867 DEPT OF THE ARMY DEPT OF THE ARMY — 541330 Engineering Services C211 ARCHITECT AND ENGINEERING- GENERAL: LANDSCAPING, INTERIOR LAYOUT, AND DESIGNING Dec 2, 2025 Dec 3, 2025 Dec 3, 2026
IIJA BWT F/E VALVES FIBER REINFORCED POLYMER DESIGN TETRA TECH, INC. $544,058 DEPT OF THE ARMY DEPT OF THE ARMY — 541330 Engineering Services C219 ARCHITECT AND ENGINEERING- GENERAL: OTHER Nov 26, 2025 Dec 1, 2025 Oct 22, 2026
OKATIBBEE FRP INTAKE BULKHEAD, OKATIBBEE LAKE, MS TETRA TECH, INC. $532,581 DEPT OF THE ARMY DEPT OF THE ARMY — 541330 Engineering Services C219 ARCHITECT AND ENGINEERING- GENERAL: OTHER Nov 26, 2025 Dec 1, 2025 Oct 22, 2026
OLEM LARGE MISSION SUPPORT CALL ORDER TITLE: SUPPORT FOR BROWNFIELDS TRAINING TETRA TECH, INC. $3,192,790 ENVIRONMENTAL PROTECTION AGENCY ENVIRONMENTAL PROTECTION AGENCY — 541620 Environmental Consulting Services R499 SUPPORT- PROFESSIONAL: OTHER Sep 30, 2025 Sep 30, 2025 Sep 29, 2030
COTTONWOOD COVE FINAL DESIGN TETRA TECH, INC. $482,245 DEPT OF THE ARMY US ARMY CORPS OF ENGINEERS - CIVIL PROGRAM FINANCING ONLY — 541330 Engineering Services C219 ARCHITECT AND ENGINEERING- GENERAL: OTHER Sep 26, 2025 Oct 15, 2025 Sep 15, 2026
MINIMUM GUARANTEE TASK ORDER TETRA TECH, INC. $500 DEPARTMENTAL OFFICES DEPT OF THE AIR FORCE — 541330 Engineering Services C219 ARCHITECT AND ENGINEERING- GENERAL: OTHER Sep 25, 2025 Sep 25, 2025 Sep 24, 2030
ENVIRONMENTAL COMPLIANCE DUE DILIGENCE REPORT, POLPIS ROAD VACANT LAND, NANTUCKET, MA. TETRA TECH, INC. $16,725 PUBLIC BUILDINGS SERVICE PUBLIC BUILDINGS SERVICE — 541620 Environmental Consulting Services R408 SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT Sep 24, 2025 Oct 1, 2025 Sep 30, 2026
W81EWF51770246 TETRA TECH, INC. $176,748 DEPT OF THE ARMY DEPT OF THE ARMY — 541620 Environmental Consulting Services R425 SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL Aug 29, 2025 Sep 4, 2025 Sep 3, 2026
NYS LEAD AND COPPER SERVICE LINE INVENTORY TETRA TECH, INC. $158,467 DEPT OF THE ARMY DEPT OF THE ARMY — 541620 Environmental Consulting Services F999 OTHER ENVIRONMENTAL SERVICES Aug 27, 2025 Aug 29, 2025 Aug 28, 2026
TRAINING ON RESILIENCE AND NATURAL DISASTER DEBRIS MANAGEMENT OFFICE OF LAND AND EMERGENCY MANAGEMENT (OLEM) MISSION SUPPORT SERVICES TETRA TECH, INC. $136,092 ENVIRONMENTAL PROTECTION AGENCY ENVIRONMENTAL PROTECTION AGENCY — 541620 Environmental Consulting Services R499 SUPPORT- PROFESSIONAL: OTHER Aug 22, 2025 Aug 22, 2025 Aug 21, 2026
ENVIRONMENTAL RESPONSE TRAINING PROGRAM - LARGE BPA. LIMITED COMBINED ADMIN & OIL CALL ORDER|!#^APPROVE WORK PLAN AND COST ESTIMATE AND INCORPORATE IN NEW CALL ORDER TETRA TECH, INC. $3,399,245 ENVIRONMENTAL PROTECTION AGENCY ENVIRONMENTAL PROTECTION AGENCY — 541620 Environmental Consulting Services U006 EDUCATION/TRAINING- VOCATIONAL/TECHNICAL Aug 21, 2025 Aug 21, 2025 Aug 20, 2026
ENVIRONMENTAL SERVICES CONTRACT II (ESC) II TETRA TECH, INC. $330,093 DEPT OF THE AIR FORCE DEPT OF THE AIR FORCE — 562910 Remediation Services R425 SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL Aug 8, 2025 Aug 11, 2025 Aug 10, 2027
BRIDGE INSPECTION TETRA TECH, INC. $122,190 DEPT OF THE ARMY DEPT OF THE ARMY — 541330 Engineering Services C219 ARCHITECT AND ENGINEERING- GENERAL: OTHER Jul 24, 2025 Jul 23, 2025 Sep 30, 2025
BUILDER SUSTAINMENT MANAGEMENT SYSTEM (SMS) IMPLEMENTATION FOR INSTALLATION MANAGEMENT COMMAND (IMCOM) AT ID-R BATCH 2 + JACKSON TETRA TECH, INC. $2,255,206 DEPT OF THE ARMY DEPT OF THE ARMY — 541330 Engineering Services C211 ARCHITECT AND ENGINEERING- GENERAL: LANDSCAPING, INTERIOR LAYOUT, AND DESIGNING Jul 17, 2025 Jul 18, 2025 Jul 17, 2026