Clean Water Act discharge permit · NPDES OK0037826
CHOCTAW CO. RW & SD #1, Grant, OK: NPDES OK0037826 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 6Pollutants under a numeric limit
- 3Pollutants with an effluent exceedance
CHOCTAW CO. RW & SD #1, held by Choctaw Co. RW & SD #1-Grant, holds NPDES permit OK0037826, which discharges to 410400010090_00 Trib/Red River. EPA’s file records it issued December 29, 2015 and expiring December 31, 2020. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | CHOCTAW CO. RW & SD #1 |
|---|---|
| Permittee as filed | Choctaw Co. RW & SD #1-Grant |
| NPDES ID | OK0037826 |
| 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 29, 2015 |
| Expiration date | December 31, 2020 |
| Issuing agency | ODEQ |
| Address | Grant, OK 74738 |
| Receiving water | 410400010090_00 trib/Red River |
| Subwatershed | Horse Creek-Red River (HUC 111401010807) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 6Pollutants on file
- 6Under a numeric limit
- 6With a violation of any kind
- 3With 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 |
|---|---|---|---|---|---|
| Flow, in conduit or thru treatment plant | 4 | 110 | 6 | October 31, 2020 | 2,147,483,650% over the limit |
| BOD, 5-day, 20 deg. C | 3 | 119 | 2 | December 31, 2022 | 6% over the limit |
| pH | 2 | 79 | 1 | May 31, 2017 | |
| Solids, total suspended | 3 | 110 | 0 | ||
| E. coli | 4 | 24 | 0 | ||
| Oxygen, dissolved [DO] | 2 | 20 | 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
- 2Single-event violations
| Date | What EPA recorded | Agency |
|---|---|---|
| October 1, 2020 | Effluent Violations - Unauthorized Discharge | ST6 |
| July 1, 2018 | Effluent Violations - Unauthorized Discharge | ST6 |
Velarion’s copy of EPA’s ICIS-NPDES files does not yet 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 OK0037826 there.
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.