NPDES permit MO0001872 · Major NON-POTW · effective, expires 2030-11-30 · EPA's file as of 2026-09-19
Check this month's numbers before you fileLast period with anything received: 2026-06-30.
Reports are due about 28 days after each monitoring period ends (the most common figure among MO permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 01A | pH | MINIMUM | >= 6.5 SU | all year |
| 01A | pH | MAXIMUM | <= 9 SU | all year |
| 01A | Solids, total suspended | DAILY MX | <= 30 mg/L | all year |
| 01A | Solids, total suspended | QRTR AVG | <= 20 mg/L | all year |
| 01A | Nitrogen, total [as N] | DAILY MX | report only | all year |
| 01A | Nitrogen, total [as N] | QRTR AVG | report only | all year |
| 01A | Phosphorus, total [as P] | DAILY MX | report only | all year |
| 01A | Phosphorus, total [as P] | QRTR AVG | <= 8.3 mg/L | all year |
| 01A | Zinc, total recoverable | DAILY MX | <= 214 ug/L | all year |
| 01A | Zinc, total recoverable | QRTR AVG | <= 71 ug/L | all year |
| 01A | Lead, total recoverable | DAILY MX | <= 12.5 ug/L | all year |
| 01A | Lead, total recoverable | QRTR AVG | <= 5 ug/L | all year |
| 01A | Toxicity [acute], Ceriodaphnia dubia | VALUE | <= .3 toxic | all year |
| 01A | Toxicity [acute], Pimephales promelas [Fathead Minnow] | VALUE | <= .3 toxic | all year |
| 01A | Flow | DAILY MX | report only | all year |
| 01A | Flow | QRTR AVG | 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