AwardTape / Contracts / N40085-24-F-4645
N40085-24-F-4645: $625K Department of the Navy Award to HDR Environmental, Operations and Construction, Inc
Nsa philadelphia reserve basin dredge sampling. Contracting activity: NAVFACSYSCOM MID-ATLANTIC. Estimated completion: 2025-12-31.
$625K contract action / $625K cumulative ceiling / COMPETITION NOT STATED / 2025-12-31 completion / N40085 NAVFACSYSCOM MID-ATLANTIC
1. Contract Summary & Primary Sources
| Contract Number (PIID) | N40085-24-F-4645 (unhyphenated: N4008524F4645) · Parent Vehicle: N62470-20-D-0016 |
|---|---|
| Prime Contractor (Awardee) |
HDR Environmental, Operations and Construction, Inc
(Pennsylvania)
FY2024-FY2026 Federal Defense Portfolio: $160.0M obligated across 169 contracts
|
| Obligated Amount | $624,848 |
| Cumulative Face Value / Ceiling | USAspending Base IDV Ceiling: $624,848 |
| USAspending / FPDS Obligation History | Base Record Obligated: $624,848 (signed 2024-02-08, latest FPDS action 2025-01-06) · 15 Issued Delivery/Task Order(s) totaling $37,931,997 |
| Awarding Branch / Agency | Department of the Navy |
| Contracting Command & DoDAAC | N40085: NAVFACSYSCOM MID-ATLANTIC |
| Competition & Contract Structure | COMPETITION NOT STATED · Delivery Order / Firm-Fixed-Price (FFP) |
| Product / Service & Industry Codes | PSC B510 (Special Studies/Analysis- Environmental Assessments) · NAICS 541690 (Other Scientific And Technical Consulting Services) |
| Work Locations & Funding | Primary Place of Performance: Pennsylvania |
| Estimated Completion Date | 2025-12-31 |
| Verified Primary Sources |
2. Verbatim Announcement & Scope Breakdown
USAspending / FPDS Transaction Description (Contract N4008524F4645)
Nsa philadelphia reserve basin dredge sampling
3. Subcontractor, Supply Chain & Capture Intelligence
For Tier-2 / Tier-3 Subcontractors & Suppliers
Subcontracting & Material Supply Window
- Prime Awardee: HDR Environmental, Operations and Construction, Inc
- Delivery Runway: Active through 2025-12-31
- Requirement Scope: Nsa philadelphia reserve basin dredge sampling
- Federal Supply Class: PSC B510 (Special Studies/Analysis- Environmental Assessments)
- BD Action: Reference Prime Contract N40085-24-F-4645 when contacting HDR Environmental, Operations and Construction, Inc Supply Chain / Small Business Liaison Officer.
For Competing Primes & Capture Managers
Buying Command & Recompete Posture
- Buying Command: N40085 (NAVFACSYSCOM MID-ATLANTIC)
- Acquisition Method: COMPETITION NOT STATED
- FOIA Jurisdiction: Department of the Navy FOIA (route via DON portal) (Official Portal)
- Capture Action: Request Section B CLIN ceiling structure and Section C Statement of Work below to benchmark deliverable requirements.
Issued Task & Delivery Orders under N40085-24-F-4645 (15 shown, $37.9M obligated)
| Order PIID | Obligated | Awardee | Start / Latest Action | End Date | Order Scope |
|---|---|---|---|---|---|
| N6274224F0180 | $22.6M | HDR Environmental, Operations and Construction, Inc | 2024-07-25 / 2026-04-08 | 2027-06-30 | Lant idiq - unomia removal |
| N6247023F4054 | $2.9M | HDR Environmental, Operations and Construction, Inc | 2023-03-16 / 2025-03-04 | 2026-01-30 | Atlantic behavioral response study ii - continuously active sonar |
| N4008524F5473 | $2.1M | HDR Environmental, Operations and Construction, Inc | 2024-05-30 / 2026-02-09 | 2027-06-01 | Sediment sampling and jpa to support ocean and upland disposal of |
| N6274223F0112 | $1.8M | HDR Environmental, Operations and Construction, Inc | 2023-01-13 / 2025-07-16 | 2026-12-31 | P-209 dd3 replacement marine mitigation actions, jbphh |
| N6247024F4015 | $1.6M | HDR Environmental, Operations and Construction, Inc | 2024-02-06 / 2025-02-26 | 2026-01-30 | This task order is for the united states marine species monitoring program management, analysis and reporting for fy24 |
| N6247023F4020 | $1.5M | HDR Environmental, Operations and Construction, Inc | 2022-12-13 / 2025-08-18 | 2026-12-31 | Nearshore & mid-shelf baleen whale monitoring (2022-2023) |
| N6274225F0108 | $792K | HDR Environmental, Operations and Construction, Inc | 2025-01-30 / 2026-02-25 | 2026-05-31 | Environmental compliance support for surveillance towed array sensor system (surtass) low frequency active (lfa)/compact lfa (clfa) sonar systems |
| N6247024F4135 | $765K | HDR Environmental, Operations and Construction, Inc | 2024-09-04 / 2025-08-14 | 2027-11-30 | Marine species density models for the c6f study area |
| N6247023F4094 | $695K | HDR Environmental, Operations and Construction, Inc | 2023-06-06 / 2025-07-24 | 2026-09-30 | Passive acoustic monitoring for marine protected species - atlantic fleet training and testing (aftt) |
| N6274224F0104 | $694K | HDR Environmental, Operations and Construction, Inc | 2023-12-12 / 2024-02-07 | 2025-01-31 | Environmental compliance support for surveillance towed array sensor system (surtass) low frequency active (lfa)/compact lfa (clfa) sonar systems |
| N6247024F4034 | $623K | HDR Environmental, Operations and Construction, Inc | 2024-03-12 / 2025-04-29 | 2025-05-31 | Kemp's ridley and green sea turtle tagging for availability bias |
| N6274224F0225 | $597K | HDR Environmental, Operations and Construction, Inc | 2024-09-16 / 2026-02-25 | 2026-12-31 | Fy25 marine species monitoring |
| N6247025F4013 | $524K | HDR Environmental, Operations and Construction, Inc | 2025-04-02 / 2026-05-29 | 2027-06-30 | Fiscal year 25 monitoring program management, analysis and reporting |
| N6274224F0102 | $470K | HDR Environmental, Operations and Construction, Inc | 2023-11-07 / 2024-02-02 | 2025-07-31 | Navy marine species monitoring in compacflt aor beginning in fy24 |
| N6274225F0159 | $465K | HDR Environmental, Operations and Construction, Inc | 2025-08-25 / 2025-08-25 | 2026-04-30 | Biological and benthic surveys in support of the nbco boat ramp and pier |
Tier-2 Subcontract Reporting Status (FAR 52.204-10): Prime contractors report first-tier subcontracts of $30,000 or more to the Federal Subaward Reporting System (FSRS) by the end of the month following subcontract award. Under DFARS 252.219-7003, prime awards exceeding $750,000 ($1.5M for construction) carry mandatory small-business subcontracting plans. Component and subsystem suppliers should contact HDR Environmental, Operations and Construction, Inc Supply Chain / Small Business Liaison referencing contract N40085-24-F-4645.
Recent Contract Actions from Buying Office N40085 (NAVFACSYSCOM MID-ATLANTIC)
| Date | Contract (PIID) | Prime Contractor | Amount | Completion | Scope Summary |
|---|---|---|---|---|---|
| 2026-10-01 | N40085-26-C-0029 | Seaward Marine | $15.3M | - | Seaward Marine wins $15.3M contract for construction services for dredging at Joint Expeditionary Base Little Creek-Fort Story. Naval Facili... |
| 2026-09-29 | N40085-26-D-0086 | The Haskell Company | $975.0M | - | Haskell and 10 others share $975.0M contract for general construction services. NAVFAC Mid-Atlantic $22.9M obligated now small business. |
| 2026-09-29 | N40085-26-D-0005 | Summer Consultants | $40.0M | - | Summer Consultants wins $40.0M contract for mechanical, electrical and plumbing design and engineering services within the Naval Facilities.... |
| 2026-09-28 | N40085-26-D-0073 | Hurricane Fence | $29.3M | - | Hurricane Fence wins $29.3M contract for an indefinite-delivery/indefinite-quantity regional fence maintenance and construction contract. Na... |
| 2026-09-22 | N40085-26-C-0032 | Skanska USA Civil Northeast | $271.2M | - | Skanska USA Civil Northeast wins $271.2M contract for construction services for Design-Bid-Build United States Coast Guard Offshore Patrol C... |
| 2026-09-18 | N40085-26-C-0023 | Walsh Federal | $191.3M | - | Walsh Federal wins $191.3M contract for construction services for Marine Corps barracks at Marine Corps Base Camp Lejeune. Naval Facilities ... |
| 2026-09-17 | N40085-26-C-0019 | - | $364.9M | - | Consigli Construction wins $364.87M contract for construction services for the Marine Corps Barracks Initiative at the Marine Corps Air Stat... |
| 2026-09-17 | N40085-26-C-0027 | BL Harbert International | $207.9M | - | BL Harbert International wins $207.9M contract for construction services for P475 Aircraft Maintenance Hangar at Marine Corps Air Station. N... |
Other Recent Department of War Awards to HDR Environmental, Operations and Construction, Inc
| Date | Contract (PIID) | Branch | Amount | Completion | Scope Summary |
|---|---|---|---|---|---|
| 2025-09-18 | N62470-25-D-0010 | Navy | $75.0M | - | HDR Environmental, Operations, & Construction wins $75.0M contract for contract marine and biological resources monitoring. Naval Facilities... |
4. Underlying Contract Files (Section B Pricing & Section C Statement of Work)
Document Status: Not yet on file. The government publishes the award notice and obligation record above, but does not post the underlying Section C Statement of Work (SOW), Section B line-item pricing schedule (CLINs), or Sole-Source Justification & Approval (J&A) online.
FOIA Note: Automated FOIA drafting is disabled for N40085-24-F-4645 (intelligence or special-operations buyer). You can contact Department of the Navy FOIA (route via DON portal) directly via https://foiaportal.casepointgov.com/dltnavy.