Vendor, Reston, VA
Hydrogeologic, Inc.
UEI S7Q4GKNGGA81, CAGE 0UFZ2
264 awards and $372,038,039 obligated between January 3, 2024 and September 10, 2026, 59% under full and open competition, against 7.7 offers on average where reported. 57 of the awards trace back to a SAM.gov solicitation on this site.
Sells to
Awarding agencies by dollars.
| Department of the Army | $191,766,514 |
| Environmental Protection Agency | $170,570,465 |
| National Aeronautics and Space Administration | $9,287,641 |
| Offices, Boards and Divisions | $1,003,261 |
| Federal Acquisition Service | $2,500 |
| Federal Aviation Administration | $0 |
| Department of the Air Force | -$592,341 |
Industries
NAICS on the awards, by dollars.
| Remediation ServicesNAICS 562910 | $361,068,990 |
| Environmental Consulting ServicesNAICS 541620 | $9,324,476 |
| All Other Legal ServicesNAICS 541199 | $1,032,446 |
| Engineering ServicesNAICS 541330 | $387,928 |
| Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)NAICS 541715 | $224,198 |
| Facilities Support ServicesNAICS 561210 | $0 |
How it wins
Awards by competition, set-aside and type.
| Full and Open Competition | 155 |
| Full and Open Competition After Exclusion of Sources | 78 |
| Not Competed | 18 |
| Not Competed Under SAP | 7 |
| Small Business Set Aside - Total | 38 |
| Delivery Order | 198 |
| Purchase Order | 20 |
| BPA Call | 14 |
| Definitive Contract | 2 |
Solicitations it won
SAM.gov opportunities whose award USAspending attributes to this vendor.
- Fairchild Semiconductor Corporation - Remedial Acq
Environmental Protection Agency, Region 9 Contracting Office
Award noticeNAICS 541330Dallas, TX68HE0926R0011Awarded to Hydrogeologic, Inc. for $950,494
Posted Sep 83 publications - New EPA Region 4 RAF DES Task Order FCC SF Site
Environmental Protection Agency, Construction, Finance, Administrative & Ia Division
SolicitationSmall businessNAICS 562910Memphis, TN68HE0426R0005Awarded to Hydrogeologic, Inc.
Posted Feb 25 publications - Upper Tenmile Mining Creek District - New Task Order - Design and Engineering S
Environmental Protection Agency, Region 8 Contracting Office
Special noticeNAICS 562910East Helena, MT68HE0826R0001Awarded to Hydrogeologic, Inc.
Posted Oct 16, 2025 - USACE, Kansas City SB PRAC MATOC
Department of the Army, W071 Endist Kansas City
Award noticeSmall businessNAICS 562910Kansas City, MOW912DQ25RA012Awarded to Hydrogeologic, Inc. for $245,000,000
Posted Oct 14, 202554 publications - HGL Environmental Services and Operations (ESO)
Environmental Protection Agency, Region 9 Contracting Office
Award noticeNAICS 56291068HE0925R0029Awarded to Hydrogeologic, Inc. for $156,944
Posted Sep 8, 2025 - The purpose of this procurement is to award a new
Environmental Protection Agency, Region 9 Contracting Office
SolicitationSmall businessNAICS 562910San Francisco, CA68HE0925R0022Awarded to Hydrogeologic, Inc.
Posted Aug 15, 20254 publications - Woolfolk Chemicals RI/FS OU5
Environmental Protection Agency, Region 4 Contracting Office
Special noticeNAICS 562910Fort Valley, GA68HE0425R0009Awarded to Hydrogeologic, Inc.
Posted Jul 9, 2025 - WOOLFOLK CHEMICAL SUPERFUND SITE OU1 - RI/FS
Environmental Protection Agency, Region 4 Contracting Office
Special noticeNAICS 562910Fort Valley, GA68HE0425R0010Awarded to Hydrogeologic, Inc.
Posted Jul 9, 2025 - $49M Small Business Environmental Remediation Services SATOC - East
Department of the Army, W071 Endist Omaha
Award noticeSmall businessNAICS 562910Omaha, NEW9128F24R0056Awarded to Hydrogeologic, Inc. for $49,000,000
Posted May 29, 202510 publications - “Coupling Numerical Weather Prediction Modeling with Hydrological Modeling to Improve Climate Prediction and Impact Evaluation”
Department of the Army, W4LD USA Hecsa
Award noticeNAICS 541715Reston, VAW912HQ25P0002Awarded to Hydrogeologic, Inc. for $224,198
Posted May 7, 2025 - FUSRAP Remedial Action Services at the St. Louis Sites
Department of the Army, W07V Endist ST Louis
Award noticeSmall businessNAICS 562910Hazelwood, MOW912P923R0057Awarded to Hydrogeologic, Inc. for $98,000,000
Posted Nov 25, 20249 publications - Environmental and Munitions Response-Restricted Services Support - EMR2
Department of the Army, W2V6 USA Eng SPT CTR Huntsvil
Award noticeSmall businessNAICS 562910W912DY25D0053Awarded to Hydrogeologic, Inc. for $960,000,000
Posted Oct 24, 2024
Awards
The 64 largest of 264 awards, by dollars obligated.
| Contract | Awarding office | Described as | Obligated |
|---|---|---|---|
| W9128F25D0009May 28, 2025, Full and Open Competition After Exclusion of Sources, 15 offersSolicitation | W071 Endist OmahaDepartment of the Army | $49M Ers W/Mmrp 8(A) SatocNAICS 562910, PSC F999 | $0 |
| W912DQ16D3002April 14, 2025, Full and Open Competition After Exclusion of Sources, 16 offers | W071 Endist Kansas CityDepartment of the Army | Small Business Prac - E.O. ModificationsNAICS 562910, PSC F999 | $0 |
| W912DQ17D3016April 9, 2025, Full and Open Competition After Exclusion of Sources, 13 offers | W071 Endist Kansas CityDepartment of the Army | SB Ers - FFP Base Period - Matoc BNAICS 562910, PSC F999 | $0 |
| W912DQ22D3003July 23, 2024, Full and Open Competition After Exclusion of Sources, 16 offers | W071 Endist Kansas CityDepartment of the Army | SB Prac - CPFF Exercise of 2-Year Optional Periods Clins 0003 and 0004NAICS 562910, PSC F999 | $0 |
| W912DQ22D3020April 29, 2025, Full and Open Competition After Exclusion of Sources, 17 offers | W071 Endist Kansas CityDepartment of the Army | Small Business Ers - E.O. Clause ModificationNAICS 562910, PSC F999 | $0 |
| W912DQ24D3005April 29, 2025, Full and Open Competition, 10 offers | W071 Endist Kansas CityDepartment of the Army | Ur Prac - E.O. Clause ModificationNAICS 562910, PSC F999 | $0 |
| W912DQ26DA007October 14, 2025, Full and Open Competition After Exclusion of Sources, 12 offersSolicitation | W071 Endist Kansas CityDepartment of the Army | HTRW Small Business PracNAICS 562910, PSC F108 | $0 |
| W912DR19D0006November 20, 2024, Full and Open Competition, 25 offers | W2SD Endist BaltimoreDepartment of the Army | Multiple Award Environmental SVCS Six (6) Month Extension Per FAR Clause 52.217-8NAICS 562910, PSC F999 | $0 |
| W912DR21D0005June 2, 2025, Full and Open Competition, 18 offers | W2SD Endist BaltimoreDepartment of the Army | Executive Order 14148 and 14173NAICS 562910, PSC F999 | $0 |
| W912DY20D0017January 10, 2025, Full and Open Competition After Exclusion of Sources, 18 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | Modification for 6-Month Extension.NAICS 562910, PSC F108 | $0 |
| W912DY22D0003May 20, 2024, Full and Open Competition, 8 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | FFP Environmental Remediation ServicesNAICS 562910, PSC F108 | $0 |
| W912DY23D0016August 5, 2025, Full and Open Competition, 14 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | Aqueous Film Forming Foam Support SRVCS Exercise OY1NAICS 562910, PSC F108 | $0 |
| W912DY25D0053October 24, 2024, Full and Open Competition After Exclusion of Sources, 12 offersSolicitation | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | To Perform Munitions Services as Necessary to Enable Lands and Waters to Be Safely and Efficiently Used for Intended Purposes.NAICS 562910, PSC F108 | $0 |
| W912P919D0011March 8, 2024, Full and Open Competition After Exclusion of Sources, 2 offers | W07V Endist ST LouisDepartment of the Army | Fusrap Remediation Action Satoc J&a Approved for Increased CapacityNAICS 562910, PSC F999 | $0 |
| W912P922D0011June 5, 2025, Full and Open Competition After Exclusion of Sources, 10 offers | W07V Endist ST LouisDepartment of the Army | Pre-Placed Remedial Action ServicesNAICS 562910, PSC B510 | $0 |
| W912P925D0001November 22, 2024, Full and Open Competition After Exclusion of Sources, 2 offersSolicitation | W07V Endist ST LouisDepartment of the Army | Base YearNAICS 562910, PSC F999 | $0 |
| W912DY21F0212Delivery Order, April 8, 2024, Full and Open Competition, 1 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | Minimum Guarantee Modification W912dy21f0212 P00001-DeobligationNAICS 562910, PSC F108 | -$2,500 |
| W912DY17F0558Delivery Order, May 28, 2024, Full and Open Competition, 2 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | De-Obligate Remaining Funds and Closeout Task Order.NAICS 562910, PSC F108 | -$3,929 |
| 80KSC019F0087Delivery Order, February 21, 2025, Full and Open Competition, 3 offers | NASA Kennedy Space CenterNational Aeronautics and Space Administration | Interim Measure Activities at C-5 Electrical SubstationNAICS 541620, PSC C219 | -$4,838 |
| W912DR19F0487Delivery Order, July 23, 2024, Full and Open Competition | W2SD Endist BaltimoreDepartment of the Army | Perform Remedial Action Operations at Camp Pendricktown. Modification to Extend Period of Performance.NAICS 562910, PSC F999 | -$8,933 |
| W9128F20F0310Delivery Order, May 16, 2025, Full and Open Competition After Exclusion of Sources, 5 offers | W071 Endist OmahaDepartment of the Army | Offutt RiNAICS 562910, PSC F999 | -$11,118 |
| W912HZ23F0055BPA Call, February 3, 2025, Full and Open Competition | W2R2 USA Engr R & D CTRDepartment of the Army | FY23 HGL Task (ProgramsNAICS 562910, PSC R799 | -$13,466 |
| 68HE0419F0058Delivery Order, August 9, 2024, Full and Open Competition After Exclusion of Sources, 5 offers | Region 4 Contracting OfficeEnvironmental Protection Agency | Eso - Velsicol OU2 - Middle Disposal Area Sve Operation and Maintenance. Modification to Extend the Period of Performance Dates on Option LiNAICS 562910, PSC F108 | -$13,679 |
| W912HZ22F0083BPA Call, April 2, 2024, Full and Open Competition | W2R2 USA Engr R & D CTRDepartment of the Army | External Review for Erdc Basic ResearchNAICS 562910, PSC R799 | -$14,930 |
| 68HE0321F0041Delivery Order, May 10, 2024, Full and Open Competition, 1 offers | Region 3 Contracting OfficeEnvironmental Protection Agency | Chem Fab Superfund Site (Site), Operable Unit 2 (OU-2) Remedial Investigation/Feasibility Study (Ri/Fs) Design and Engineering Services (DesNAICS 562910, PSC F108 | -$17,584 |
| 80KSC023F0016Delivery Order, December 8, 2024, Full and Open Competition, 1 offers | NASA Kennedy Space CenterNational Aeronautics and Space Administration | Groundwater Interim Measures at the Propellants Support Building Area,kennedy Space Center, FloridaNAICS 541620, PSC C219 | -$19,747 |
| 68HE0118D0006September 26, 2024, Full and Open Competition After Exclusion of Sources, 51 offersSolicitation | Region 4 Contracting OfficeEnvironmental Protection Agency | Eo 14042 the Environmental Services and Operations (Eso) Contracts Are Multiple Award Contracts. the Eso Contracts Provide Services to SuppoNAICS 562910, PSC F108 | -$25,000 |
| 68HERH19D0010June 28, 2024, Full and Open Competition, 53 offersSolicitation | Headquarters Acquisition DivEnvironmental Protection Agency | Remove Funding on Contract for the Minimum Guarantee as the Threshold Has Been Met on a Task Order.NAICS 562910, PSC F108 | -$25,000 |
| 15JENR18P00000285Purchase Order, January 3, 2024, Not Competed, 1 offers | Environment Natural Resources DivOffices, Boards and Divisions | Expert WitnessNAICS 562910, PSC R405 | -$29,185 |
| 80KSC019F0063Delivery Order, December 7, 2024, Full and Open Competition, 3 offers | NASA Kennedy Space CenterNational Aeronautics and Space Administration | Groundwater Interim Measures and Monitoring at Components Cleaning Facility, Ksc, FLNAICS 541620, PSC C219 | -$43,331 |
| 68HE0320F0007Delivery Order, May 10, 2024, Full and Open Competition After Exclusion of Sources, 6 offers | Region 3 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Task Order Is to Operate and Maintain the Groundwater Extraction and Treatment System as Part of the Interim GroundwaterNAICS 562910, PSC F108 | -$45,978 |
| 80KSC019F0096Delivery Order, December 7, 2024, Full and Open Competition, 3 offers | NASA Kennedy Space CenterNational Aeronautics and Space Administration | Groundwater Interim Measures and Monitoring at Contractors Road Heavy Equipment Area (Crhea), Kennedy Space Center, FloridaNAICS 541620, PSC C219 | -$59,406 |
| 80KSC019F0088Delivery Order, February 24, 2025, Full and Open Competition, 3 offers | NASA Kennedy Space CenterNational Aeronautics and Space Administration | Installation and Abandonment of Monitoring Wells at Various SitesNAICS 541620, PSC C219 | -$64,249 |
| 68HE0720F0114Delivery Order, February 3, 2025, Full and Open Competition, 1 offers | Region 7 Contracting OfficeEnvironmental Protection Agency | Caney Residential Design and Engineering Services (Des), Remedial Acquisition Framework (Raf). Mod P00007 - De-Obligate the Remaining UnearnNAICS 562910, PSC C214 | -$66,150 |
| 80KSC022F0024Delivery Order, February 25, 2025, Full and Open Competition, 1 offers | NASA Kennedy Space CenterNational Aeronautics and Space Administration | Air Sparge System Abandonment at Vertical Processing FacilityNAICS 541620, PSC C219 | -$69,765 |
| 80KSC021F0097Delivery Order, August 16, 2024, Full and Open Competition, 1 offers | NASA Kennedy Space CenterNational Aeronautics and Space Administration | Engineering Evaluation Activities at the Communications, Maintenance and Storage Facility. Solid Waste Management Unit (Swmu) #082. ModificaNAICS 541620, PSC C219 | -$80,259 |
| 80KSC019F0090Delivery Order, March 25, 2024, Full and Open Competition, 3 offers | NASA Kennedy Space CenterNational Aeronautics and Space Administration | Groundwater Monitoring at the Fluid Servicing Road Area Long Term Monitoring (Ltm) Program. TD07: Add New Work and De Scope Previously AwardNAICS 541620, PSC C219 | -$82,559 |
| 68HE0419F0104Delivery Order, June 2, 2025, Full and Open Competition, 1 offers | Region 4 Contracting OfficeEnvironmental Protection Agency | Holcomb Creosote Superfund Site, Modification to Deobligate Excess Funding.NAICS 562910, PSC C219 | -$88,965 |
| W912DQ18F3026Delivery Order, January 29, 2024, Full and Open Competition After Exclusion of Sources, 1 offers | W071 Endist Kansas CityDepartment of the Army | Emmells - Operation and Maintenance Deobligate Funds and CloseoutNAICS 562910, PSC F999 | -$90,377 |
| FA890317F0318Delivery Order, June 10, 2024, Full and Open Competition, 31 offers | FA8903 772 Ess PKDepartment of the Air Force | Conduct a Feasibility Study, Proposed Plan, and Record of Decision. Remedial Investigation for Military Munitions Response Program Sites at NAICS 562910, PSC R499 | -$112,276 |
| 68HE0422F0071Delivery Order, January 23, 2026, Full and Open Competition, 1 offers | Region 4 Contracting OfficeEnvironmental Protection Agency | Holcomb Creosote Ra O/S New - Des Task Order. - Request to Add Kristan Avedikian as a Primary Invoice Approver.NAICS 562910, PSC F108 | -$117,569 |
| W912DY19F0375Delivery Order, May 31, 2024, Full and Open Competition, 2 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | Mod to DE-SCOPE Various Tasks.NAICS 562910, PSC F108 | -$126,386 |
| 68HE0721F0036Delivery Order, August 14, 2024, Full and Open Competition, 1 offers | Region 7 Contracting OfficeEnvironmental Protection Agency | R7 Raf/Des: Vienna Wells Ou 01 Remedial Design Phase 2: Mod P00003 - Change in Key PersonnelNAICS 562910, PSC C214 | -$132,243 |
| 68HE0720F0162Delivery Order, June 25, 2024, Full and Open Competition After Exclusion of Sources, 1 offers | Region 7 Contracting OfficeEnvironmental Protection Agency | EPA R7 -Eso - Chemical Commodities, INC. Ltra Technical Support Task Order -Implementation of Vapor Intrusion Program at Chemical CommoditieNAICS 562910, PSC F108 | -$141,421 |
| 68HE0720F0155Delivery Order, June 25, 2024, Full and Open Competition After Exclusion of Sources, 4 offers | Region 7 Contracting OfficeEnvironmental Protection Agency | US Epa, Region 7 - Eso - TRI-STATE Mining District Watershed Ri/Fs Sampling Support Task Order Mod. 4: Adds Elizabeth Hagenmaier as Invoice NAICS 562910, PSC F108 | -$142,494 |
| W912DY20F0197Delivery Order, November 14, 2024, Full and Open Competition, 2 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | Desecheo IslandNAICS 562910, PSC F108 | -$148,863 |
| 68HE0521F0142Delivery Order, January 18, 2024, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | North Shore Drive Superfund Site Ri/Fs Task Order, Raf, Des, Clin 0002 Admin Mod P11: 1) Change Tocor 2) Assign New Primary Po/Invoice ApproNAICS 562910, PSC F108 | -$158,323 |
| W912DY21F0649Delivery Order, September 3, 2025, Full and Open Competition After Exclusion of Sources, 3 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | Task 3A Acreage ChangeNAICS 562910, PSC F108 | -$189,532 |
| 80KSC019F0118Delivery Order, December 19, 2024, Full and Open Competition, 3 offers | NASA Kennedy Space CenterNational Aeronautics and Space Administration | Solid Waste Management Unit (Swmu) Assessments, Confirmation Sampling Work Plans (Cswp) and Confirmation.NAICS 541620, PSC C219 | -$195,404 |
| 68HE0521F0044Delivery Order, April 18, 2024, Full and Open Competition After Exclusion of Sources, 2 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Appoint the New Task Order Contracting Officer RepresentativeNAICS 562910, PSC F108 | -$203,922 |
| W9128F19F0327Delivery Order, September 11, 2024, Full and Open Competition After Exclusion of Sources, 4 offers | W071 Endist OmahaDepartment of the Army | Descope and De-Obligate Clin 0001NAICS 562910, PSC F999 | -$300,049 |
| 0001Delivery Order, June 13, 2025, Full and Open Competition After Exclusion of Sources | W07V Endist ST LouisDepartment of the Army | FusrapNAICS 562910, PSC F108 | -$310,059 |
| 68HE0320F0083Delivery Order, March 15, 2024, Full and Open Competition, 1 offers | Region 3 Contracting OfficeEnvironmental Protection Agency | Dwyer Property Groundwater Plume Superfund Site Design and Engineering Services (Des)NAICS 562910, PSC F108 | -$409,414 |
| 0002Delivery Order, June 18, 2025, Full and Open Competition After Exclusion of Sources | W07V Endist ST LouisDepartment of the Army | FusrapNAICS 562910, PSC F108 | -$433,262 |
| FA890321F1086Delivery Order, April 9, 2025, Full and Open Competition, 1 offers | FA8903 772 Ess PKDepartment of the Air Force | Conduct Initial Site Inspection or Supplemental Site Inspection Sampling and Prepare No Further Response Action Planned at Multiple Air ForcNAICS 562910, PSC F999 | -$480,065 |
| 0002Delivery Order, September 26, 2024, Full and Open Competition After Exclusion of Sources, 16 offers | W071 Endist Kansas CityDepartment of the Army | Ltra Year 1 Cost - De-Obligation and CloseoutNAICS 562910, PSC F999 | -$538,224 |
| W912DY20F0495Delivery Order, January 17, 2025, Full and Open Competition, 2 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | RE-ALIGN FundsNAICS 562910, PSC F108 | -$684,596 |
| CF02Delivery Order, July 1, 2025, Full and Open Competition After Exclusion of Sources, 3 offers | W2SD Endist PhiladelphiaDepartment of the Army | South Jersey Base YearNAICS 562910, PSC F108 | -$687,835 |
| W9128F20F0383Delivery Order, August 19, 2025, Full and Open Competition After Exclusion of Sources, 5 offers | W071 Endist OmahaDepartment of the Army | Closing AppropriationNAICS 562910, PSC F999 | -$781,673 |
| 68HE0920F0020Delivery Order, July 18, 2024, Full and Open Competition, 3 offers | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Modification Is to Close Out and De-Obligate Excess Funds.NAICS 562910, PSC F108 | -$863,692 |
| W9128F22F0273Delivery Order, June 21, 2024, Full and Open Competition After Exclusion of Sources, 4 offers | W071 Endist OmahaDepartment of the Army | Pop ExtensionNAICS 562910, PSC F999 | -$1,138,283 |
| W912DQ17F3001Delivery Order, August 15, 2024, Full and Open Competition After Exclusion of Sources, 3 offers | W071 Endist Kansas CityDepartment of the Army | Deob and Closeout Mod of O&m of Groundwater Extraction and Treatment System at the Former Blaine Naval Ammunition Depot, Located Near HastinNAICS 562910, PSC F108 | -$1,262,637 |
| W912DY23F0472Delivery Order, July 19, 2024, Full and Open Competition After Exclusion of Sources, 2 offers | W2V6 USA Eng SPT CTR HuntsvilDepartment of the Army | Exercise Optional Clins 0009 and 0012NAICS 562910, PSC F108 | -$2,030,582 |
| EPS30705Definitive Contract, April 4, 2024, Full and Open Competition After Exclusion of Sources, 6 offers | Region 3 Contracting OfficeEnvironmental Protection Agency | Modification to Contract EP-S3-07-05 - Process UloNAICS 562910, PSC C215 | -$2,953,139 |
- Places of performance
- VirginiaFloridaMissouriCaliforniaNew JerseyPennsylvaniaAlabamaKansas
- Product and service codes
- F108 Hazardous Substance Removal, Cleanup, and Disposal Services and Operational SupportF999 Other Environmental Services, Studies, and Analytical SupportC219 Other Architect and Engineering ServicesB510 Environmental Studies and AssessmentsR425 Engineering and Technical ServicesC214 A&E Management Engineering Services
- Transactions
- 856 across 264 awards