Clean Water Act discharge permit · NPDES OK0046086
MAYES CO RWD # 9, Salina, OK: NPDES OK0046086 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 7Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
MAYES CO RWD # 9, held by Mayes Co RWD #9, holds NPDES permit OK0046086, which discharges to 121600020050_00 W.R. Holway Reservoir-Chimney Rock. EPA’s file records it issued February 25, 2020 and expiring March 31, 2025. 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 | MAYES CO RWD # 9 |
|---|---|
| Permittee as filed | Mayes Co RWD #9 |
| NPDES ID | OK0046086 |
| 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 | February 25, 2020 |
| Expiration date | March 31, 2025 |
| Issuing agency | ODEQ |
| Address | Salina, OK 74365 |
| Receiving water | 121600020050_00 W.R. Holway Reservoir-Chimney Rock |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Wickliffe Creek (HUC 110702090506) |
Cited to the EPA ICIS-NPDES permit file (ECHO download).
Effluent limits and exceedances
- 7Pollutants on file
- 7Under a numeric limit
- 7With a violation of any kind
- 0With 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 |
|---|---|---|---|---|---|
| Solids, total suspended | 3 | 30 | 0 | ||
| Iron, dissolved [as Fe] | 3 | 30 | 0 | ||
| Manganese, dissolved [as Mn] | 3 | 30 | 0 | ||
| Aluminum, dissolved [as Al] | 3 | 30 | 0 | ||
| pH | 2 | 20 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 20 | 0 | ||
| Chlorine, total residual | 2 | 20 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES OK0046086.
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 OK0046086.
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.
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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 OK0046086 there.
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Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.