NPDES permit MO0117790 · Minor NON-POTW · effective, expires 2030-10-31 · EPA's file as of 2026-09-19
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Last 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 |
|---|---|---|---|---|
| 001 | pH | MINIMUM | >= 6.5 SU | all year |
| 001 | pH | MAXIMUM | <= 9 SU | all year |
| 001 | Solids, total suspended | DAILY MX | report only | all year |
| 001 | Solids, settleable | DAILY MX | report only | all year |
| 001 | Oil and grease [soxhlet extr.] tot. | DAILY MX | report only | all year |
| 001 | Nitrogen, ammonia total [as N] | DAILY MX | report only | all year |
| 001 | Chloride [as Cl] | DAILY MX | report only | all year |
| 001 | Sulfate, total [as SO4] | DAILY MX | report only | all year |
| 001 | Fluoride | DAILY MX | report only | all year |
| 001 | Arsenic, total recoverable | DAILY MX | report only | all year |
| 001 | Iron, total recoverable | DAILY MX | report only | all year |
| 001 | Selenium, total recoverable | DAILY MX | report only | all year |
| 001 | Beryllium, total recoverable [as Be] | DAILY MX | report only | all year |
| 001 | Boron, total recoverable | DAILY MX | report only | all year |
| 001 | Nickel, total recoverable | DAILY MX | report only | all year |
| 001 | Silver total recoverable | DAILY MX | report only | all year |
| 001 | Zinc, total recoverable | DAILY MX | report only | all year |
| 001 | Cadmium, total recoverable | DAILY MX | report only | all year |
| 001 | Copper, total recoverable | DAILY MX | report only | all year |
| 001 | Chromium, hexavalent dissolved [as Cr] | DAILY MX | report only | all year |
| 001 | Chromium, trivalent total recoverable | DAILY MX | report only | all year |
| 001 | Benzene | DAILY MX | report only | all year |
| 001 | Rainfall | DAILY MX | report only | all year |
| 001 | Chemical oxygen demand [COD] | DAILY MX | report only | all year |
| 001 | Storm water flow | DAILY MX | report only | all year |
| 001 | Chlorides + Sulfates | DAILY MX | report only | all year |
| 002 | pH | MINIMUM | >= 6.5 SU | all year |
| 002 | pH | MAXIMUM | <= 9 SU | all year |
| 002 | Solids, total suspended | DAILY MX | report only | all year |
| 002 | Solids, settleable | DAILY MX | report only | all year |
| 002 | Oil and grease [soxhlet extr.] tot. | DAILY MX | report only | all year |
| 002 | Nitrogen, ammonia total [as N] | DAILY MX | report only | all year |
| 002 | Chloride [as Cl] | DAILY MX | report only | all year |
| 002 | Sulfate, total [as SO4] | DAILY MX | report only | all year |
| 002 | Fluoride | DAILY MX | report only | all year |
| 002 | Arsenic, total recoverable | DAILY MX | report only | all year |
| 002 | Iron, total recoverable | DAILY MX | report only | all year |
| 002 | Selenium, total recoverable | DAILY MX | report only | all year |
| 002 | Beryllium, total recoverable [as Be] | DAILY MX | report only | all year |
| 002 | Boron, total recoverable | DAILY MX | report only | all year |
| 002 | Nickel, total recoverable | DAILY MX | report only | all year |
| 002 | Silver total recoverable | DAILY MX | report only | all year |
| 002 | Zinc, total recoverable | DAILY MX | report only | all year |
| 002 | Cadmium, total recoverable | DAILY MX | report only | all year |
| 002 | Copper, total recoverable | DAILY MX | report only | all year |
| 002 | Chromium, hexavalent dissolved [as Cr] | DAILY MX | report only | all year |
| 002 | Chromium, trivalent total recoverable | DAILY MX | report only | all year |
| 002 | Benzene | DAILY MX | report only | all year |
| 002 | Rainfall | DAILY MX | report only | all year |
| 002 | Chemical oxygen demand [COD] | DAILY MX | report only | all year |
| 002 | Storm water flow | DAILY MX | report only | all year |
| 002 | Chlorides + Sulfates | 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