Clean Water Act discharge permit · NPDES OK0043362
AMERICAN GYPSUM CO.-WALL BOARD, Duke, OK: NPDES OK0043362 discharge permit, effluent exceedances, inspections, penalties
- EffectivePermit status
- MinorDischarger class
- 3Pollutants under a numeric limit
- 0Pollutants with an effluent exceedance
- 0Inspections on file
- 0Formal enforcement actions
AMERICAN GYPSUM CO.-WALL BOARD, held by American Gypsum Co.- Wallboard Plant, holds NPDES permit OK0043362, which discharges to 311600 Turkey Creek. EPA’s file records it issued October 8, 2004 and expiring October 31, 2009. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.
Identity
| Facility as filed | AMERICAN GYPSUM CO.-WALL BOARD |
|---|---|
| Permittee as filed | American Gypsum Co.- Wallboard Plant |
| NPDES ID | OK0043362 |
| Permit status | Effective |
| Permit type | Individual permit |
| Discharger class | Minor discharger |
| Facility type | Not a publicly owned treatment works |
| Issued | October 8, 2004 |
| Expiration date | October 31, 2009 |
| Issuing agency | ODEQ |
| Address | Duke, OK 73532 |
| Receiving water | 311600 Turkey Creek |
| Receiving water impaired | 303(D) Listed |
| Subwatershed | Spring Branch-Turkey Creek (HUC 111202020405) |
| SIC | 3275 – Gypsum Products |
| Other EPA IDs (FRS) | ICIS-AIR source OK0000004006500002 |
Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same download; cross-program IDs from EPA’s FRS facility-registry crosswalk.
Effluent limits and exceedances
- 3Pollutants on file
- 3Under a numeric limit
- 3With 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 |
|---|---|---|---|---|---|
| pH | 2 | 10 | 0 | ||
| Flow, in conduit or thru treatment plant | 2 | 10 | 0 | ||
| Temperature, water deg. fahrenheit | 1 | 8 | 0 |
EPA’s effluent violation file records no exceedance of a numeric limit for NPDES OK0043362.
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 OK0043362.
Inspections
EPA’s inspection file holds no inspection for NPDES OK0043362.
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 OK0043362.
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, OK0043362.
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- 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 OK0043362 there.
AMERICAN GYPSUM CO.-WALL BOARD, Duke, Oklahoma: Individual permit OK0043362, held by American Gypsum Co.- Wallboard Plant; Effective; issued October 8, 2004, term to October 31, 2009, by ODEQ; discharges to 311600 Turkey Creek.
- pH: 2 limits, 10 violations of any kind.
- Flow, in conduit or thru treatment plant: 2 limits, 10 violations of any kind.
- Temperature, water deg. fahrenheit: 1 limit, 8 violations of any kind.
AMERICAN GYPSUM CO.-WALL BOARD among its neighbors
2 discharge permits are in the Spring Branch-Turkey Creek subwatershed (HUC 111202020405); OK0043362 is one. Its county: 2, 0 major; OK0043362 is minor permit.
Other permits in the Spring Branch-Turkey Creek subwatershed (HUC 111202020405)
- AE5063 DUKE REPLACEMENT PROJECT (WO# PENDING), Duke: OKR10F03L, minor, term to 2027-02-16
Nearby on the register
Figures from EPA’s ICIS-NPDES download, loaded October 14, 2026.
What this page shows
This public-records page covers Clean Water Act NPDES permit OK0043362, held by American Gypsum Co.-Wallboard Plant for the AMERICAN GYPSUM CO.-WALL BOARD facility in Duke, OK, which discharges to 311600 Turkey Creek. The permit is listed as Effective, a Minor discharger class 3 permit, with 0 pollutants under a numeric limit and 0 pollutants with an effluent exceedance. EPA's file shows it was issued October 8, 2004 and expires October 31, 2009, with the status as of October 14, 2026.