Clean Water Act discharge permit · NPDES OK0045543
APAC-OKLAHOMA INC.- PAWHUSKA QUARRY, Pawhuska, OK: NPDES OK0045543 discharge permit, effluent exceedances, inspections, penalties
- Administratively continuedPermit status
- MinorDischarger class
- 3Pollutants under a numeric limit
- 1Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
APAC-OKLAHOMA INC.- PAWHUSKA QUARRY, held by APAC-Central, Inc.-Pawhuska Quarry, holds NPDES permit OK0045543, which discharges to 121300 Pawhuska Ck-001 & 002/Higgins Ck-003. EPA’s file records it issued December 20, 2018 and expiring January 31, 2024.
APAC-OKLAHOMA INC.- PAWHUSKA QUARRY, Pawhuska, Oklahoma: Individual permit OK0045543, held by APAC-Central, Inc.-Pawhuska Quarry; Administratively continued (past its expiration date and still in force until reissued); issued December 20, 2018, term to January 31, 2024, by ODEQ; discharges to 121300 Pawhuska Ck-001 & 002/Higgins Ck-003.
- Solids, total suspended: 2 limits, 32 violations of any kind, 2 effluent exceedances, latest February 28, 2021, largest 167% over the limit.
- pH: 4 limits, 30 violations of any kind, 0 effluent exceedances.
- Flow, in conduit or thru treatment plant: 4 limits, 30 violations of any kind, 0 effluent exceedances.
- Sulfate, total [as SO4]: 0 limits, 14 violations of any kind, 0 effluent exceedances.
- Oil and grease, hexane extr method: 0 limits, 10 violations of any kind, 0 effluent exceedances.
APAC-OKLAHOMA INC.- PAWHUSKA QUARRY among its neighbors
EPA’s permit file holds 1 discharge permits in the Clear Creek subwatershed (HUC 110701070103), OK0045543 among them. Its county holds 10, 0 of them major permits; OK0045543 is a minor permit.
Identity
| Facility as filed | APAC-OKLAHOMA INC.- PAWHUSKA QUARRY |
|---|---|
| Permittee as filed | APAC-Central, Inc.-Pawhuska Quarry |
| NPDES ID | OK0045543 |
| 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 | December 20, 2018 |
| Expiration date | January 31, 2024 |
| Issuing agency | ODEQ |
| Address | Pawhuska, OK 74056 |
| Receiving water | 121300 Pawhuska Ck-001 & 002/Higgins Ck-003 |
| Subwatershed | Clear Creek (HUC 110701070103) |
Effluent limits and exceedances
- 5Pollutants on file
- 3Under a numeric limit
- 5With a violation of any kind
- 1With 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 | 2 | 32 | 2 | February 28, 2021 | 167% over the limit |
| pH | 4 | 30 | 0 | ||
| Flow, in conduit or thru treatment plant | 4 | 30 | 0 | ||
| Sulfate, total [as SO4] | 0 | 14 | 0 | ||
| Oil and grease, hexane extr method | 0 | 10 | 0 |
Inspections, violations and enforcement
- 0Single-event violations
EPA’s single-event violation file, as loaded, holds no violation for NPDES OK0045543.
Inspections
EPA’s inspection file holds no inspection for NPDES OK0045543.
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 OK0045543.
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Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.