Clean Water Act discharge permit · NPDES MO0027812
GALLATIN WWTP, Gallatin, MO: NPDES MO0027812 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 10Pollutants under a numeric limit
- 8Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
GALLATIN WWTP, held by City of Gallatin, holds NPDES permit MO0027812, which discharges to Grand R.. EPA’s file records it issued December 18, 2009 and expiring December 17, 2014.
Identity
| Facility as filed | GALLATIN WWTP |
|---|---|
| Permittee as filed | City of Gallatin |
| NPDES ID | MO0027812 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | December 18, 2009 |
| Expiration date | December 17, 2014 |
| Issuing agency | MODNR-Water Protection Program |
| Address | Gallatin, MO 64640 |
| Receiving water | Grand R. |
| Subwatershed | Larry Creek-Grand River (HUC 102801011205) |
| SIC | 4952 – Sewerage Systems |
Effluent limits and exceedances
- 16Pollutants on file
- 10Under a numeric limit
- 13With a violation of any kind
- 8With an effluent exceedance
An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.
| Pollutant or measure | Limits | Violations, any kind | Effluent exceedances | Latest exceedance | Largest exceedance, as filed |
|---|---|---|---|---|---|
| E. coli | 0 | 39 | 35 | August 31, 2024 | 99,999% over the limit |
| Solids, total suspended | 10 | 35 | 28 | August 31, 2022 | 2,260% over the limit |
| BOD, 5-day, 20 deg. C | 10 | 29 | 22 | July 31, 2022 | 273% over the limit |
| Nitrogen, ammonia total [as N] | 0 | 24 | 20 | August 31, 2022 | 908% over the limit |
| Coliform, fecal general | 10 | 16 | 16 | April 30, 2014 | 5,900% over the limit |
| Ammonia [as N] + unionized ammonia | 16 | 10 | 10 | December 31, 2016 | 324% over the limit |
| pH | 10 | 9 | 4 | April 30, 2021 | |
| Oil and grease [soxhlet extr.] tot. | 2 | 10 | 2 | January 31, 2012 | 90% over the limit |
| Nitrogen, total [as N] | 0 | 12 | 0 | ||
| Phosphorus, total [as P] | 0 | 12 | 0 | ||
| Flow, in conduit or thru treatment plant | 10 | 4 | 0 | ||
| Toxicity [acute], Ceriodaphnia dubia | 0 | 1 | 0 | ||
| Toxicity [acute], Pimephales promelas [Fathead Minnow] | 0 | 1 | 0 | ||
| Temperature, water deg. centigrade | 10 | 0 | 0 | ||
| Pass/Fail Static 48Hr Acute Ceriodaphnia dubia | 1 | 0 | 0 | ||
| LC50 Static 48Hr Acute Pimephales promelas | 1 | 0 | 0 |
Inspections, violations and enforcement
- 20Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| August 22, 2025 | Effluent Violations - Narrative Effluent Violation | ST6 |
| July 10, 2025 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| July 10, 2025 | Effluent Violations - Narrative Effluent Violation | ST6 |
| July 10, 2025 | Permit Violations - Violation Specified in Comment | ST6 |
| July 10, 2025 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| March 28, 2025 | Effluent Violations - Numeric effluent violation | ST6 |
| December 30, 2022 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| December 30, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| March 31, 2022 | Effluent Violations - Numeric effluent violation | ST6 |
| December 30, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| September 30, 2021 | Effluent Violations - Numeric effluent violation | ST6 |
| September 30, 2021 | Reporting Violations - Failure to Submit DMRs | ST6 |
| December 29, 2020 | Effluent Violations - Numeric effluent violation | ST6 |
| December 27, 2019 | Reporting Violations - Failure to Submit DMRs | ST6 |
| September 13, 2019 | Effluent Violations - Numeric effluent violation | ST6 |
| September 13, 2019 | Reporting Violations - Improper/ Incorrect Reporting | ST6 |
| September 13, 2019 | Permit Violations - Violation Specified in Comment | ST6 |
| September 13, 2019 | Reporting Violations - Failure to submit required report (non-DMR non-pretreatment) | ST6 |
| September 13, 2019 | Management Practice Violations - Improper Operation and Maintenance | ST6 |
| March 24, 2017 | Effluent Violations - Numeric effluent violation | ST6 |
Inspections
EPA’s inspection file holds no inspection for NPDES MO0027812.
Formal enforcement and penalties
0 formal actions, 0 of them with a penalty assessed. Federal and state penalties are separate figures from separate authorities and are shown as each was filed, never added together.
Informal enforcement
EPA’s informal enforcement file holds no action for NPDES MO0027812.
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Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.