Putting the award page together from the records…
Putting the award page together from the records…
General Dynamics Information Technology, Inc. received this contract from Water, Tribal & Science Division, Environmental Protection Agency: $1.26M obligated so far for support- professional: other. It runs to 2027-04-30, or to 2027-10-31 if every option is exercised.
Key facts · data as of Oct 23, 2026
Source: USAspending.gov prime award records (obligations: money committed, not outlays), data as of Oct 23, 2026.
Cite this page: SpendQuery, Award 68HERD23F0003, data as of Oct 23, 2026, https://spendquery.com/award?id=CONT_AWD_68HERD23F0003_6800_GS00F057CA_4732
General Dynamics Information Technology, Inc.: all federal awards · Environmental Protection Agency: spending · Water, Tribal & Science Division: what it buys · The follow-on: recompete brief
OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS
Up for re-bid: ends 2027-04-30. Recompete brief → · R--Technical Support for Drinking Water Optimization Program ↗
SpendQuery holds FY2023 on; earlier years are on USAspending.gov.
No subawards reported for this award. Primes report subawards of $30,000 or more; many awards have none.
23 actions since 2022-10-26. Each is a modification or amendment with the money it added or took back.
| Date | Modification | Kind | Amount | What the agency wrote |
|---|---|---|---|---|
| 2026-07-09 | P00022 | Funding only | $242.8K | R499 EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS |
| 2026-06-09 | P00021 | Funding only | -$87.2K | R499 EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS |
| 2026-04-16 | P00020 | Option exercised | $75.0K | R499 EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS |
| 2026-01-27 | P00019 | Administrative change | $0 | MODIFICATION P00019: ADMINISTRATIVE MODIFICATION TO UPDATE CONTRACTING REPRESENTATIVES |
| 2025-09-24 | P00018 | Funding only | $140.0K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS. MODIFICATION P00017: THE PURPOSE OF THIS MODIFICATION IS TO INCREMENTALLY FUND OPTION PERIOD 3. |
| 2025-07-15 | P00017 | Funding only | -$5.2K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS. MODIFICATION P00017: DE-OBLIGATE FUNDS FROM THE TASK ORDER. |
| 2025-04-15 | P00016 | Funding only | $12.0K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00016: INCREMENTAL FUNDING |
| 2025-04-07 | P00015 | Supplemental agreement (work within scope) | -$285.7K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00015: DEOBLIGATE FUNDS FROM THE TO. |
| 2025-03-31 | P00014 | Funding only | $40.0K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00014: INCREMENTALLY FUND OP 3 |
| 2025-03-27 | P00013 | Option exercised | $150.2K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00013: EXERCISE AND FUND OP 3 |
| 2025-02-06 | P00012 | Supplemental agreement (work within scope) | -$120.3K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00011: DEOBLIGATE FUNDS FROM THE TASK ORDER. |
| 2025-02-03 | P00011 | Funding only | $30.0K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00011: OBLIGATE INCREMENTAL FUNDS |
| 2025-01-16 | P00010 | Supplemental agreement (work within scope) | -$184.7K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00010: DEOBLIGATE FUNDS FROM THE TO. |
| 2024-10-30 | P00009 | Option exercised | $165.7K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00009: EXERCISE OPTION 2 AND CHANGE POP FOR OPTION 2, 3, 4, AND 5. CONTRACT END DATE DOES NOT CHANGE. |
| 2024-08-20 | P00008 | Funding only | $85.0K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00008: INCREMENTAL FUNDING |
| 2024-07-22 | P00007 | Funding only | $80.0K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00007: INCREMENTAL FUNDING |
| 2024-07-02 | P00006 | Funding only | $150.0K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00006: INCREMENTAL FUNDING |
| 2024-04-11 | P00005 | Administrative change | $0 | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00005: CHANGING ALT-COR |
| 2024-04-10 | P00004 | Supplemental agreement (work within scope) | -$100.0K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00004: DEOBLIGATE FUNDS FROM THE TASK ORDER |
| 2024-02-01 | P00003 | Funding only | $34.3K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00003: INCREMENTALLY FUNDS OPTION PERIOD ONE |
| 2023-09-13 | P00002 | Option exercised | $364.3K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00002: EXERCISES OPTION PERIOD ONE |
| 2022-12-28 | P00001 | Funding only | $35.0K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS MODIFICATION P00001: ADD INCREMENTAL FUNDING TO BASE PERIOD |
| 2022-10-26 | 0 | $441.4K | OFFICE OF RESEARCH & DEVELOPMENT SUPPORT FOR EVALUATION, TESTING, AND APPLICATION OF AIR QUALITY SIMULATION AND RELATED MODELS |
Source: USAspending.gov prime award transactions and FSRS subaward reports, as loaded by SpendQuery (data as of 2026-10-23). Amounts are obligations (money committed), not outlays. The official record on USAspending.gov ↗