Vendor, Fairfax, VA
Tetra Tech, Inc.
UEI X38LAAB5HB64, CAGE 1P0H7
97 awards and $6,958,801 obligated between January 8, 2024 and October 22, 2026, 99% under full and open competition, against 3.6 offers on average where reported. 8 of the awards trace back to a SAM.gov solicitation on this site.
Sells to
Awarding agencies by dollars.
| Environmental Protection Agency | $6,531,034 |
| Department of the Army | $402,334 |
| U.S. Geological Survey | $15,433 |
| National Oceanic and Atmospheric Administration | $10,000 |
| Centers for Disease Control and Prevention | $0 |
Industries
NAICS on the awards, by dollars.
| Environmental Consulting ServicesNAICS 541620 | $3,998,810 |
| Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)NAICS 541715 | $2,598,260 |
| Engineering ServicesNAICS 541330 | $402,334 |
| Surveying and Mapping (except Geophysical) ServicesNAICS 541370 | $10,000 |
| Other Scientific and Technical Consulting ServicesNAICS 541690 | $0 |
| Administrative Management and General Management Consulting ServicesNAICS 541611 | -$50,602 |
How it wins
Awards by competition, set-aside and type.
| Full and Open Competition | 96 |
| Not Competed | 1 |
| Delivery Order | 91 |
| Purchase Order | 1 |
| Definitive Contract | 1 |
Hear when Tetra Tech, Inc. wins an award and when a contract it holds is about to end.Follow it
Contracts ending soon
Contracts Tetra Tech, Inc. holds whose performance ends in the next 19 months, by published end date. Each one is a recompete to prepare for.
- Ending
- 9
- Obligated so far
- $1,240,028
- Soonest
- November 2, 2026
The 9 contracts, the office behind each one and the dates are in the workspace. See them
Competes with
Vendors selling environmental consulting services to Environmental Protection Agency, by dollars.
| Eastern Research Group Inc.Lexington, MA | $343,890,212 |
| The Cadmus Group LLCWaltham, MA | $202,436,957 |
| S C & a Inc.Arlington, VA | $121,934,260 |
| Tetra Tech, Inc.Chicago, IL | $58,481,854 |
| Tetra Tech, Inc.Oakland, CA | $52,805,869 |
| Weston-Techlaw JV LLCChantilly, VA | $33,035,157 |
Solicitations it won
SAM.gov opportunities whose award USAspending attributes to this vendor.
- Sandusky Bay Hydrodynamic and Particle Transport M
US Geological Survey, Ofc of Acquisition Grants-Denver
Award noticeNAICS 541620Port Clinton, OH140G0226Q0166Awarded to Tetra Tech, Inc. for $15,433
Posted Sep 18 - NOS OCM COASTAL GEOSPATIAL SERVICES
National Oceanic and Atmospheric Administration, Department of Commerce NOAA
Award noticeNAICS 541370Location not published1305M226D0035Awarded to Tetra Tech, Inc. for $49,000,000
Posted Aug 5 - Ecological and Human Health Risks of Contaminants
Environmental Protection Agency, Water, Tribal & Science Division
Award noticeNAICS 541620Virginia68HERC25R0243Awarded to Tetra Tech, Inc. for $25,000,000
Posted Apr 205 publications - Continuous Monitoring and Assessment Document
Environmental Protection Agency, Construction, Finance, Administrative & Ia Division
Award noticeNAICS 541715Anywhere in the US68HERF26R0016Awarded to Tetra Tech, Inc. for $179,979
Posted Feb 27
Awards
Every award in the window, by dollars obligated.
| Contract | Awarding office | Described as | Obligated |
|---|---|---|---|
| 68HERW26F0193Delivery Order, September 25, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | R499 - National Lakes Assessment 2027: Plankton IdentificationNAICS 541620, PSC R499 | $884,750 |
| 68HERC25F0211Delivery Order, April 23, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | AH12 - Technical Support for District of Columbia Bacteria TMDL Modeling and DevelopmentNAICS 541715, PSC AH12 | $598,792 |
| 68HERC24F0315Delivery Order, June 3, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Contract 68herc20d0016, to 68herc24f0315- 2025 Ncca Planning, Sample Collection, Reporting Results of Completed StudiesNAICS 541620, PSC B516 | $579,367 |
| 68HERC25F0230Delivery Order, May 28, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - Support for the 2025 National Coastal Condition Assessment (Ncca) Fillet Tissue Study Sample Preparation.NAICS 541620, PSC B516 | $569,147 |
| W9127821F0371Delivery Order, September 5, 2024, Full and Open Competition, 1 offers | W074 Endist MobileDepartment of the Army | The Purpose of This Is to Complete an Environmental Impact Study for the Air Force Maui Optical and Supercomputing Observatory Operations anNAICS 541330, PSC C211 | $377,658 |
| 68HERC25F0203Delivery Order, May 19, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - Federal Water Quality Standards and Rulemaking Support.NAICS 541620, PSC B516 | $267,686 |
| 68HERC24F0182Delivery Order, January 30, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Goal of This Task Order Is to Identify Which Public Water Systems (Pws) Have and Which Do Not Have the Ability to Treat, Change Sources,NAICS 541715, PSC AJ11 | $243,826 |
| 68HERW26F0182Delivery Order, August 17, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | R499 - Technical Support for Water Quality Standards (Wqs) Rulemakings, Determinations, and Actions.NAICS 541620, PSC R499 | $184,493 |
| 68HERF26F0046Delivery Order, February 27, 2026, Full and Open CompetitionSolicitation | Construction, Finance, Administrative & Ia DivisionEnvironmental Protection Agency | AJ11: Technical Support for Continuous Monitoring and Assessment DocumentNAICS 541715, PSC AJ11 | $179,979 |
| 68HERC23F0505Delivery Order, February 27, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Purpose of This Task Order Is to Support Epa, in Coordination with the Wvdep, in Development of TMDLS for Waterbodies Within the Lower GNAICS 541715, PSC AJ11 | $160,291 |
| 68HERC21F0292Delivery Order, February 15, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Technical Support for Assessing, Managing, and Communicating the Ecological and Human Health Risks of Contaminants in Water, Fish and SedimeNAICS 541620, PSC B516 | $159,051 |
| 68HERC24F0390Delivery Order, June 20, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Contract 68herc20d0016, Task Order 68herc24f0390 for Maintenance of Water Quality Standards Information and Tracking System (Wqsits) Data inNAICS 541620, PSC B516 | $156,968 |
| 68HERC25F0224Delivery Order, May 5, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | AH12 - Task Order - Ncca: External Benthic QaNAICS 541715, PSC AH12 | $156,628 |
| 68HERC25F0053Delivery Order, November 4, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | New Task Order Under Contract 68herc22d0026 to Be Performed According to the Attached Performance Work Statement (Pws) Titled, "pfas SpatialNAICS 541715, PSC AJ11 | $155,000 |
| 68HERC23F0371Delivery Order, June 27, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Primary Objective of This Task Order (To) Is to Conduct Laboratory Work and Quality Assurance of Samples Collected as Part of Nrsa to AcNAICS 541715, PSC AJ11 | $149,536 |
| 68HERW26F0195Delivery Order, August 21, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | National Pollutant Discharge Elimination System Water Quality Technical Support.NAICS 541620, PSC R499 | $147,334 |
| 68HERC25F0030Delivery Order, January 15, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Task Order Award - Automated Data Analysis and Assessment Methodology Tool for MT / Wy and Region 8 Tribes.NAICS 541620, PSC B516 | $146,099 |
| 68HERC24F0170Delivery Order, January 24, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Goal of This Research Project Is to Evaluate the Feasibility of Recovery Such Minerals and Elements from Amd Matrices in the Area of ShaNAICS 541715, PSC AJ11 | $138,957 |
| 68HERW26F0221Delivery Order, August 28, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | Support for the 2025 National Coastal Condition Assessment (Ncca) Fillet Tissue Study Sample Shipments, Data Quality Review, and Reporting RNAICS 541620, PSC R499 | $131,800 |
| 68HERC25F0078Delivery Order, November 21, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | New Task Order - Expanding the Use and Functionality of a Causal Assessment Screening Tool (Castool)NAICS 541715, PSC AJ11 | $123,812 |
| 68HERC24F0185Delivery Order, January 25, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Support EPA Region 8 Watershed Section to Meet Clean Water Act Requirements and Production of Total Maximum Daily Loads.NAICS 541620, PSC B516 | $119,971 |
| 68HERC23F0158Delivery Order, November 18, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | This Task Order Supports EPA Ord Research and Assessment Activities Associated with the Chesapeake SDR in 4 Areas: (A) Community Engagement NAICS 541715, PSC AJ11 | $118,998 |
| 68HERW26D0007April 20, 2026, Full and Open Competition, 1 offersSolicitation | Water, Tribal & Science DivisionEnvironmental Protection Agency | R499-Ecological and Human Health Risks of Contaminants in Water, Fish and Sediments and of Microbial Pathogens in Surface WatersNAICS 541620, PSC R499 | $100,000 |
| 68HERC24F0115Delivery Order, January 22, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Contract 68herc20d0016 - Task Order Technical Support for Modeling Education.NAICS 541620, PSC B516 | $98,966 |
| 68HERC24F0476Delivery Order, August 26, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Contract 68herc20d0016, to 68herc24f0476 - Water Permits Division (Wpd) National Pollutant Discharge Elimination System (Npdes) Water QualitNAICS 541620, PSC B516 | $98,369 |
| 68HERC24F0472Delivery Order, August 19, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | This New Task Order Titled "compost Value" Includes the Following Tasks: Task 1: Establish Communication and Qapp Task 2: Respond to ExternaNAICS 541715, PSC AJ11 | $93,020 |
| 68HERC24F0230Delivery Order, March 11, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Primary Objective of the Proposed Work Is to Begin the Process of Defining Which Alaska PWSS Are Vulnerable to Cyanobacterial Blooms.NAICS 541715, PSC AJ11 | $92,936 |
| 68HERC25F0159Delivery Order, February 5, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Reports, Tools, and Data Visualizations for Assessing Aquatic Biological EndpointsNAICS 541715, PSC AJ11 | $89,872 |
| 68HERC23F0260Delivery Order, March 5, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Hypoxia Task Force Support (Htf):the Contractor Shall Support EPA in Coordinating the HTF by Providing Technical Support Including: Qa & Qc,NAICS 541620, PSC B516 | $86,789 |
| 68HERC24F0396Delivery Order, June 20, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Contract 68herc20d0016, Task Order 68herc24f0396 - Technical Support for EPA Rulemakings, Determinations and Other Water Quality Standards (NAICS 541620, PSC B516 | $81,820 |
| 68HERC23F0225Delivery Order, July 10, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Work Described in This Task Order (To) Supports the Environmental Protection Agency (Epa) Office of Research and Development, Center forNAICS 541715, PSC AJ11 | $80,344 |
| 68HERC23F0546Delivery Order, January 8, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Contractor Will Provide Expert Technical Support for Npdes Water Quality Whole Effluent Toxicity Program. the Purpose of Mod P00003 Is tNAICS 541620, PSC B516 | $77,934 |
| 68HERC24F0461Delivery Order, August 6, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Contract 68herc20d0016, Task Order 68herc24f0461 - Federal Water Quality Standards (Wqs) and Rulemaking Support.NAICS 541620, PSC B516 | $75,065 |
| 68HERC25F0183Delivery Order, March 25, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - Technical Support for Development of Human Health Water Quality CriteriaNAICS 541620, PSC B516 | $72,451 |
| 68HERC25F0156Delivery Order, January 28, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | New Task Order - "assessment of the Potential for Enhanced Efficiency Fertilizers (Eefs) in the U.S. Using Swat"NAICS 541715, PSC AJ11 | $67,897 |
| 68HERC23F0507Delivery Order, September 5, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Purpose of This Task Order Is to Accumulate and Document Site Information and Performance Data on Water Treatment Technologies for MetalNAICS 541715, PSC AJ11 | $67,012 |
| 68HERC23F0226Delivery Order, November 4, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Work Described in This Task Order (To) Supports the Environmental Protection Agency (Epa) Office of Research and Development, Center forNAICS 541715, PSC AJ11 | $59,984 |
| 68HERC24F0281Delivery Order, April 10, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | New Task Order on Contract 68herc22d0026 for Freshwater Explorer Data Layers. in Particular, Pfas Data Layers Will Be Curated, Combined, andNAICS 541715, PSC AJ11 | $43,962 |
| 68HERC23F0528Delivery Order, August 8, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | This Task Order Covers the Following Areas: 1. Development Support and Maintenance of Regional Monitoring Networks (Rmns) in Streams, Lakes,NAICS 541715, PSC AJ11 | $41,730 |
| 68HERW27F0006Delivery Order, October 21, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | R499 - Virtual Water Quality Standards (Wqs) Academy 2026-2029.NAICS 541620, PSC R499 | $40,000 |
| W9127820F0461Delivery Order, May 23, 2024, Full and Open Competition, 5 offers | W074 Endist MobileDepartment of the Army | The Purpose of This Modification Is to Extend the Period of Performance to 30 Sept 2024 for NGB Nepa Support for Environmental Assessments (NAICS 541330, PSC C211 | $24,676 |
| 68HERC24F0072Delivery Order, April 18, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Purpose of This PR Is to Award a New Order for Drinking Water System Operation Information Under Contract 68herc22d0026 the Required DocNAICS 541715, PSC AJ11 | $22,843 |
| 140G0226P0294Purchase Order, September 18, 2026, Not Competed, 1 offersSolicitation | Ofc of Acquisition Grants-DenverU.S. Geological Survey | Sandusky Bay Hydrodynamic and Particle Transport Modeling ServicesNAICS 541620, PSC R425 | $15,433 |
| 68HERC23F0449Delivery Order, September 16, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Support for Further Development of the Metals Aquatic Life Criteria and Chemistry Map (Metalicc-Map). Mod P00001 Is to Revise the Pws, ExercNAICS 541620, PSC B516 | $12,327 |
| 1305M226D0035August 4, 2026, Full and Open Competition, 11 offersSolicitation | Department of Commerce NOAANational Oceanic and Atmospheric Administration | The Contractor Shall Provide Coastal Geospatial Services, Approved Via OR-25-01298, in Accordance with the Statement of Work in Support of tNAICS 541370, PSC C219 | $10,000 |
| 68HERC22F0367Delivery Order, March 23, 2026, Full and Open Competition, 1 offers | Water, Tribal & Science DivisionEnvironmental Protection Agency | R499 - Nutrient-Scientific Technical Exchange Partnership Support (N-Steps)NAICS 541611, PSC R499 | $4,330 |
| 68HERC23F0136Delivery Order, May 23, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | This Task Order Is Designed to Provide Support in Efforts to Characterize Blackwater Sites That Have Been Sampled as Part of U.S. Epas NatioNAICS 541715, PSC AJ11 | $0 |
| 68HERC23F0215Delivery Order, March 7, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | This Task Order Supports EPA Ord Research and Assessment Activities by Addressing Climate Change and Land Use Change Risk to Alpine Lakes. TNAICS 541715, PSC R499 | $0 |
| 68HERC23F0271Delivery Order, December 3, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Purpose of This to Is to Source Track Plastics to Understand the Major Conveyances and Compositions of Plastics Entering the Watershed. NAICS 541715, PSC AJ11 | $0 |
| 68HERC23F0295Delivery Order, June 20, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Roar Project with Region 5 Will Focus on Diatom Indicators of Nutrient Pollution, a Persistent and Pernicious Water Quality Problem, EspNAICS 541715, PSC AJ11 | $0 |
| 68HERC24F0059Delivery Order, January 29, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Purpose of This PR Is to Award a New Order for Land Application of Composting Projects Under Contract 68herc22d0026 the Required DocumenNAICS 541715, PSC AJ11 | $0 |
| 75D30119F00002Delivery Order, March 31, 2026, Full and Open Competition, 2 offers | CDC Office of Acquisition ServicesCenters for Disease Control and Prevention | Public Health Assessment Activities - Integrated Risk AssessmentNAICS 541690, PSC R499 | $0 |
| 68HERC20D0016January 24, 2024, Full and Open Competition, 2 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Technical Support for Ecological and Human Health Risks of Contaminants in Water, Fish and Sediments and of Microbial Pathogens in Surface WNAICS 541620, PSC B516 | $0 |
| 68HERC22D0026January 7, 2025, Full and Open Competition, 2 offersSolicitation | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Technical Support for EPA Ords Ecological and Global Change Assessment Research This Amendment Updates the Key Personnel Mod P00003 Updates NAICS 541715, PSC R499 | $0 |
| 68HERC22F0363Delivery Order, March 23, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Contract#68herc20d0016 to 68herc22f0363-National Water Monitoring Conference 2023. This to Provides Support for the Conference. the Purpose NAICS 541620, PSC B516 | -$1 |
| 68HERC23F0054Delivery Order, May 10, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Contract 68herc20d0016 Task Order 68herc23f0054 Provide Support to EPA Region 8 Watershed Section to Meet Clean Water Act Requirements LeadiNAICS 541620, PSC B516 | -$5 |
| 68HERC22F0386Delivery Order, July 9, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - Water Permits Division (Wpd) National Pollutant Discharge Elimination System (Npdes) Water Quality (Wq) Technical Support.NAICS 541620, PSC B516 | -$5 |
| 68HERC21F0410Delivery Order, August 28, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Support for the Update of National Water Chemistry Database and the Development of Gis Map Applications Mod P00001 Is to De-Obligate $17.08.NAICS 541620, PSC B516 | -$17 |
| 68HERC22F0152Delivery Order, March 25, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Rancocas Creek Water Quality Modeling Project in NJ Wma 19. Mod P00002 Is to Deobligate Excess Funds and Closeout Order.NAICS 541620, PSC R499 | -$20 |
| 68HERC23F0422Delivery Order, July 2, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - Phase Iii: Assessment Methodology and Data Analysis Work for Wyoming and MontanaNAICS 541620, PSC B516 | -$36 |
| 68HERC21F0042Delivery Order, August 28, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - Technical Support for Modeling Education.NAICS 541620, PSC B516 | -$41 |
| 68HERC20F0242Delivery Order, August 18, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - the Purpose of This to Is to Provide Support to EPA for Activities Related to EPA Freshwater Fish Contamination Studies.NAICS 541620, PSC B516 | -$55 |
| 68HERC19F0178Delivery Order, October 18, 2024, Full and Open Competition, 8 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Region 2: Saddle River Water Quality Modeling Project in NJ Wma 4 P00009 De-Obligate $75.40 from Lines 4 and 7 of the Task Order.NAICS 541611, PSC R499 | -$75 |
| 68HERC21F0187Delivery Order, July 15, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - Water Permits Division (Wpd) National Pollutant Discharge Elimination System (Npdes) Water Quality (Wq) Technical SupportNAICS 541620, PSC B516 | -$97 |
| 68HERC22F0197Delivery Order, March 22, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Purpose of This Task Order Is to Provide Technical Support to the Agency in Developing Answers for the Q&a Document to Address a MemoranNAICS 541620, PSC B516 | -$119 |
| 68HERC23F0186Delivery Order, January 24, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | SHPD Tetra Tech Contract No. 68herc20d0016, Task Order 68herc23f0186, Titled Technical Support for Development of Human Health Water QualityNAICS 541620, PSC B516 | -$148 |
| 68HERC21F0347Delivery Order, March 10, 2025, Full and Open Competition, 8 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Great Lakes Water Quality Agreement Progress Report of the Parties and Great Lakes Restoration Initiative Report to Congress P00005 - DE-OB NAICS 541611, PSC R499 | -$162 |
| 68HERC19F0004Delivery Order, March 10, 2025, Full and Open Competition, 1 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Technical Support for TMDL - Phase II of the Application of Technical Approach for Establishing Nitrogen Endpoints and Allowable Loads for TNAICS 541611, PSC R499 | -$231 |
| 68HERC23F0002Delivery Order, August 14, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Contract 68herc20d0016, to Tbd, Long Island Sound Nitrogen Strategy: Translating and Communicating Technical Approach for Nitrogen ReductionNAICS 541620, PSC B516 | -$240 |
| 68HERC23F0049Delivery Order, December 6, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Contract 68herc20d0016, to TBD Technical Support for Development of National Pollutant Discharge System (Npdes)guidance and Training for EPANAICS 541620, PSC B516 | -$267 |
| 68HERC22F0415Delivery Order, September 23, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Contract-68herc20d0016, to 68herc22f0415 Project-Support for Further Development of the National Water Chemistry Database and Development ofNAICS 541620, PSC B516 | -$267 |
| 68HERC20F0149Delivery Order, October 17, 2024, Full and Open Competition, 8 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Mississippi River/Gulf of Mexico Watershed Nutrient Task Force or Hypoxia Task Force Technical Support II Mod P00014 Is to Deobligate ExcessNAICS 541611, PSC R499 | -$282 |
| 68HERC21F0359Delivery Order, August 19, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Technical Support for International Methane ReductionsNAICS 541620, PSC B516 | -$294 |
| 68HERC22F0239Delivery Order, July 23, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - Contract 68herc20d0016, Task Order 68herc22f0239 Project: Support for National Lakes Assessment Fish Sample Collection. the Purpose oNAICS 541620, PSC B516 | -$316 |
| 0002Delivery Order, May 29, 2025, Full and Open Competition, 2 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | R499 - Technical Assistance to EPA Region III for Toxics Total Maximum Daily Load (Tmdl) Development in the Anacostia RiverNAICS 541611, PSC R499 | -$384 |
| 68HERC21F0003Delivery Order, June 5, 2026, Full and Open Competition, 4 offers | Water, Tribal & Science DivisionEnvironmental Protection Agency | Long Island Sound Nitrogen Technical Support: Application of Technical Approach for Establishing Nitrogen Endpoints and Allowable LoadsNAICS 541611, PSC R499 | -$423 |
| 68HERC19F0037Delivery Order, October 22, 2024, Full and Open Competition, 2 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Technical Support for Nonpoint Source Load Reduction Models P00018 De-Obligate Funds from Lines 14, 15, 18, and 25 in the Amount of $599.52.NAICS 541611, PSC R499 | -$600 |
| 68HERC21F0348Delivery Order, July 23, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - Support for Fish Study Data Analysis and Reporting, Development and Delivery of Presentations, and General Technical TasksNAICS 541620, PSC B516 | -$657 |
| 68HERC20F0410Delivery Order, July 21, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - Provide Support for Preparing Fillet Tissue Samples from Whole Fish Samples Collected for Human Health Fish Tissue Studies Conducted NAICS 541620, PSC B516 | -$1,294 |
| 68HERC22F0093Delivery Order, May 23, 2025, Full and Open Competition, 3 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | R499 - Alaska Dredged Material Evaluation Framework (Akdmef)NAICS 541611, PSC R499 | -$1,308 |
| 68HE0C18F0783Delivery Order, October 30, 2024, Full and Open Competition, 3 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Technical Support for Nonpoint Source Communications P00016 - the Purpose of This Modification Is to Deobligate $1,430.83 from Clins 0003, 0NAICS 541611, PSC R499 | -$1,431 |
| 0004Delivery Order, November 12, 2024, Full and Open Competition, 3 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Nutrient-Scientific Technical Exchange Partnership Support (N-Steps) Deobligate Excess FundsNAICS 541611, PSC R499 | -$1,902 |
| 68HERC21F0425Delivery Order, July 15, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - Water Permits Division (Wpd) National Pollutant Discharge Elimination System (Npdes) Water Quality (Wq) Technical SupportNAICS 541620, PSC B516 | -$1,957 |
| 68HERC22F0400Delivery Order, September 30, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Contract 68herc20d0016, to T68herc22f0400 Tetratech. This Task Order Provides Technical Assistance to MT and Wy to A) Develop Assessment MetNAICS 541620, PSC B516 | -$2,161 |
| 0001Delivery Order, October 30, 2024, Full and Open Competition, 4 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | General TMDL Support for Alaska, Idaho, Oregon and Washington Waters P00021 - the Purpose of This Modification Is to Deobligate $920.68 fromNAICS 541611, PSC R499 | -$2,604 |
| 68HERC19F0294Delivery Order, October 16, 2024, Full and Open Competition, 8 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | National Nonpoint Source Program Agricultural Technical SupportNAICS 541611, PSC R499 | -$2,783 |
| 68HERC23F0082Delivery Order, June 20, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | This Task Order Includes the Following Five Task Areas: 1. Establish Communication with the Tocor; Develop a Qapp 2. Weight of Evidence 3. SNAICS 541715, PSC AJ11 | -$3,340 |
| 68HERC21F0186Delivery Order, February 23, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Maintenance of Wqsits Data. the Purpose of Modification P00011 Is to Add Incremental Funding to the Order.NAICS 541620, PSC B516 | -$3,966 |
| 0003Delivery Order, June 5, 2026, Full and Open Competition, 3 offers | Water, Tribal & Science DivisionEnvironmental Protection Agency | Chesapeake Bay TMDL Watershed Implementation Plan and Modeling SupportNAICS 541611, PSC R499 | -$4,703 |
| 68HE0C18F0887Delivery Order, December 3, 2024, Full and Open Competition, 2 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Nutrients Framework Technical AssistanceNAICS 541611, PSC R499 | -$5,225 |
| EPC14016Definitive Contract, July 24, 2025, Full and Open Competition, 1 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | B516 - Technical Support for Assessing, Managing, and Communicating the Ecological and Human Health Risks of Contaminants in Water, Fish andNAICS 541620, PSC B516 | -$6,852 |
| 68HERC21F0357Delivery Order, June 12, 2026, Full and Open Competition | Water, Tribal & Science DivisionEnvironmental Protection Agency | Region 9 Endangered Species Act/Essential Fish Habitat Practice GuideNAICS 541620, PSC B516 | -$9,688 |
| 68HERC23F0263Delivery Order, February 23, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Purpose of This Task Order Is to Obtain Services to Support a 3-DAY Cwa Tribal Forum on Cwa Programs and Issues. Mod P00002 Is to ChangeNAICS 541620, PSC B516 | -$29,366 |
| 68HERC19F0074Delivery Order, October 28, 2024, Full and Open Competition, 3 offers | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | EPA Region 4 Oceanographic Surveying P00024 - Deobligate $2,985.68 from Clin 0003 of Option Period 2 and $16.25 from Clin 0005 from Option PNAICS 541611, PSC R499 | -$32,818 |
| 68HERC23F0291Delivery Order, January 8, 2025, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Purpose of This to Is to Develop a LAB-BASED Study Examining Biological Impacts of Microplastics on Young of Year Striped Bass Fed with NAICS 541715, PSC AJ11 | -$36,492 |
| 68HERC23F0130Delivery Order, July 18, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | The Purpose of This to Is to Provide Support to EPA Region 3 by (1) Producing Impacts of Future Climate and Hurricane Storm Surge on 100-YeaNAICS 541715, PSC AJ11 | -$47,327 |
| 68HERC21F0184Delivery Order, March 7, 2024, Full and Open Competition | Cincinnati Acquisition Div (Cad)Environmental Protection Agency | Technical Support for EPA Rulemakings, Determinations and Other Water Quality Standards-Related Decisions and Actions. Modification P00024 INAICS 541620, PSC B516 | -$49,141 |
- Places of performance
- VirginiaDistrict of ColumbiaOhioNew YorkPennsylvaniaHawaiiWest VirginiaMaryland
- Product and service codes
- B516 Animal and Fisheries StudiesAJ11 General Science And Technology R&D Services; General Science And Technology; Basic ResearchR499 Other Professional ServicesAH12 Natural Resources And Environment R&D Services; Water Resources; Applied ResearchC211 Architect - Engineer Services (including landscaping, interior layout, and designing)R425 Engineering and Technical Services
- Transactions
- 245 across 97 awards