Clean Water Act discharge permit · NPDES OK0041327
GRAND RIVER DAM AUTH - SALINA, Salina, OK: NPDES OK0041327 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 3Pollutants under a numeric limit
- 2Pollutants with an effluent exceedance
GRAND RIVER DAM AUTH - SALINA, held by Grand River Dam Auth -Salina, holds NPDES permit OK0041327, which discharges to 121600020020 Lake Hudson. EPA’s file records it issued June 1, 2017 and expiring July 31, 2022. 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 | GRAND RIVER DAM AUTH - SALINA |
|---|---|
| Permittee as filed | Grand River Dam Auth -Salina |
| NPDES ID | OK0041327 |
| Permit status | Administratively continued (past its expiration date and still in force until reissued) |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | June 1, 2017 |
| Expiration date | July 31, 2022 |
| Issuing agency | ODEQ |
| Address | Salina, OK 74365 |
| Receiving water | 121600020020 Lake Hudson |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 4Pollutants on file
- 3Under a numeric limit
- 4With a violation of any kind
- 2With 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 |
|---|---|---|---|---|---|
| pH | 2 | 21 | 5 | July 31, 2012 | |
| Oil & Grease | 0 | 13 | 5 | December 31, 2010 | 80% over the limit |
| Flow, in conduit or thru treatment plant | 2 | 32 | 0 | ||
| Oil and grease, hexane extr method | 2 | 10 | 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
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES OK0041327.
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
One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, OK0041327.
Start the watch
- One permit holder — $99/month
- One watershed — $2,990/year
- One state — $4,990/year
- The whole register — $18,000/year
How we handle your data → Privacy
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 OK0041327 there.
Nearby on the register
- Discharge permits in Salina
- Every permit record in Salina, A to Z
- Discharge permits in Oklahoma
- Every permit record in Oklahoma, A to Z
Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.