01 / Contract Profile
68HERC23F0082 Federal Contract Award
Agency code 6800
AJ11 - TOOLS AND PRACTICES FOR SUPPORTING HEALTHY AQUATIC ECOSYSTEMS THIS TASK ORDER INCLUDES THE FOLLOWING FIVE TASK AREAS: 1. ESTABLISH COMMUNICATION WITH THE TOCOR; DEVELOP A QAPP 2. WEIGHT OF EVIDENCE 3. STRESSOR IDENTIFICATION 4. DIATOM T
02 / Contract Size and Status
What is the recorded size and timing of this contract?
03 / Spending Trend
68HERC23F0082 contract spending by fiscal year
Annual net obligations across the complete period available for this agency and PIID, from the first recorded fiscal year through the latest contract action.
Latest fiscal year obligations-$3.3K
FY 2025Net obligationsComplete recorded range
| Fiscal year | Net obligations | Actions | Change |
|---|---|---|---|
| FY 2023 | $211.8K | 3 | — |
| FY 2024 | $0 | 1 | −100.0% |
| FY 2025 | -$3.3K | 3 | — |
04 / Federal Buyer
Which organization manages this contract?
| Department | Contracting agency | Contracting office |
|---|---|---|
| ENVIRONMENTAL PROTECTION AGENCY | ENVIRONMENTAL PROTECTION AGENCY | CINCINNATI ACQUISITION DIV (CAD) |
05 / Contractor
Who holds this federal contract?
TETRA TECH, INC.
UEI X38LAAB5HB64 · CAGE 1P0H7
06 / NAICS Industries
Which industries classify this contract?
| Code | Description | Obligations | Actions | Share |
|---|---|---|---|---|
| 541715 | RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT NANOTECHNOLOGY AND BIOTECHNOLOGY) | $208.4K | 7 | 100.0% |
07 / Products and Services
What products or services were purchased?
| Code | Description | Obligations | Actions | Share |
|---|---|---|---|---|
| AJ11 | GENERAL SCIENCE AND TECHNOLOGY R&D SERVICES; GENERAL SCIENCE AND TECHNOLOGY; BASIC RESEARCH | $208.4K | 7 | 100.0% |
08 / Place of Performance
Where is the work recorded?
WASHINGTON, DISTRICT OF COLUMBIA, DISTRICT OF COLUMBIA, UNITED STATES
ZIP 200041017
09 / Contract Actions
What modifications and obligations were recorded?
| Signed date | Modification | Obligation | Contracting office | NAICS | PSC |
|---|---|---|---|---|---|
| Sep 9, 2025 | P00006 | -$3.3K | CINCINNATI ACQUISITION DIV (CAD)Office code 68HERC | 541715 | AJ11 |
| Mar 27, 2025 | P00005 | $0 | CINCINNATI ACQUISITION DIV (CAD)Office code 68HERC | 541715 | AJ11 |
| Jan 23, 2025 | P00004 | $0 | CINCINNATI ACQUISITION DIV (CAD)Office code 68HERC | 541715 | AJ11 |
| Jun 20, 2024 | P00003 | $0 | CINCINNATI ACQUISITION DIV (CAD)Office code 68HERC | 541715 | AJ11 |
| Jun 22, 2023 | P00002 | $0 | CINCINNATI ACQUISITION DIV (CAD)Office code 68HERC | 541715 | AJ11 |
| Feb 7, 2023 | P00001 | $49.4K | CINCINNATI ACQUISITION DIV (CAD)Office code 68HERC | 541715 | AJ11 |
| Jan 11, 2023 | Base action | $162.4K | CINCINNATI ACQUISITION DIV (CAD)Office code 68HERC | 541715 | AJ11 |
10 / Reading the Contract
How should this award record be interpreted?
Read the PIID as a transaction history, not as a single purchase price. Net obligations combine the base action with later increases, reductions, corrections, and deobligations recorded under the same contract.
Verify the buyer
Agency and office identify who manages the procurement relationship.
Follow modifications
Each action can change funding, scope, dates, or administrative terms.
Compare the market
Use NAICS, PSC, and the contractor profile to identify related buyers and competitors.