Clean Water Act discharge permit · NPDES OK0020281
COWETA PWA, Coweta, OK: NPDES OK0020281 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 6Pollutants with an effluent exceedance
COWETA PWA, held by Coweta PWA, holds NPDES permit OK0020281, which discharges to 120410 Arkansas R. EPA’s file records it issued July 14, 2011 and expiring July 31, 2016. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | COWETA PWA |
|---|---|
| Permittee as filed | Coweta PWA |
| NPDES ID | OK0020281 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Publicly owned treatment works |
| Program | Publicly owned treatment works |
| Issued | July 14, 2011 |
| Expiration date | July 31, 2016 |
| Issuing agency | ODEQ |
| Address | Coweta, OK 74429 |
| Receiving water | 120410 Arkansas R |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 8Pollutants on file
- 7Under a numeric limit
- 7With a violation of any kind
- 6With 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 |
|---|---|---|---|---|---|
| BOD, 5-day, 20 deg. C | 3 | 176 | 164 | July 31, 2026 | 1,355% over the limit |
| E. coli | 0 | 28 | 24 | May 31, 2025 | 934% over the limit |
| Coliform, fecal general | 2 | 19 | 17 | August 31, 2013 | 19,900% over the limit |
| pH | 2 | 15 | 5 | February 29, 2024 | |
| Solids, total suspended | 3 | 16 | 4 | December 31, 2024 | 404% over the limit |
| Chlorine, total residual | 1 | 5 | 2 | October 31, 2023 | 2,122% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 8 | 0 | ||
| Solids, total dissolved- 180 deg. C | 1 | 0 | 0 |
Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.
Inspections, violations and enforcement
- 1Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| May 18, 2020 | Effluent Violations - Unauthorized Discharge | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.
Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.
Watch this permit
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EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID OK0020281 there.
Nearby on the register
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- Every permit record in Oklahoma, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.