NPDES permit OK0100781 · Minor NON-POTW · effective, expires 2028-06-30 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast period with anything received: 2026-07-31.
Reports are due about 15 days after each monitoring period ends (the most common figure among OK permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 001 | pH | MINIMUM | >= 6.5 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | MO AVG | <= 20 mg/L | all year |
| 001 | Solids, total suspended | DAILY MX | <= 30 mg/L | all year |
| 001 | Solids, total suspended | MO AVG | <= 6.7 lb/d | all year |
| 001 | Iron, dissolved [as Fe] | MO AVG | <= 1 mg/L | all year |
| 001 | Iron, dissolved [as Fe] | DAILY MX | <= 2 mg/L | all year |
| 001 | Iron, dissolved [as Fe] | MO AVG | <= .3 lb/d | all year |
| 001 | Manganese, dissolved [as Mn] | MO AVG | <= 1 mg/L | all year |
| 001 | Manganese, dissolved [as Mn] | DAILY MX | <= 2 mg/L | all year |
| 001 | Manganese, dissolved [as Mn] | MO AVG | <= .3 lb/d | all year |
| 001 | Aluminum, dissolved [as Al] | MO AVG | <= 1 mg/L | all year |
| 001 | Aluminum, dissolved [as Al] | DAILY MX | <= 2 mg/L | all year |
| 001 | Aluminum, dissolved [as Al] | MO AVG | <= .3 lb/d | all year |
| 001 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 001 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 001 | Chlorine, total residual | DAILY MX | report only | all year |
Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states