NPDES permit MO0138479 · Minor NON-POTW · administratively continued, expires 2025-06-30 · EPA's file as of 2026-09-19
Check this month's numbers before you fileSign-ups are not open yet. We counted that someone asked — not who, and not which permit — and we open them once enough people do. The check stays free.
This permit expired on 2025-06-30 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.
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 | Iron, total recoverable | DAILY MX | report only | all year |
| 001 | Zinc, total recoverable | DAILY MX | report only | all year |
| 001 | Aluminum, total recoverable | DAILY MX | report only | all year |
| 001 | Copper, total recoverable | DAILY MX | report only | all year |
| 001 | Precipitation volume | 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 |
| 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 | Iron, total recoverable | DAILY MX | report only | all year |
| 002 | Zinc, total recoverable | DAILY MX | report only | all year |
| 002 | Aluminum, total recoverable | DAILY MX | report only | all year |
| 002 | Copper, total recoverable | DAILY MX | report only | all year |
| 002 | Precipitation volume | DAILY MX | report only | all year |
| 002 | Chemical oxygen demand [COD] | DAILY MX | report only | all year |
| 002 | Storm water flow | DAILY AV | report only | all year |
| 003 | pH | MINIMUM | >= 6.5 SU | all year |
| 003 | pH | MAXIMUM | <= 9 SU | all year |
| 003 | Solids, total suspended | DAILY MX | report only | all year |
| 003 | Solids, settleable | DAILY MX | report only | all year |
| 003 | Oil and grease [soxhlet extr.] tot. | DAILY MX | report only | all year |
| 003 | Iron, total recoverable | DAILY MX | report only | all year |
| 003 | Zinc, total [as Zn] | DAILY MX | report only | all year |
| 003 | Aluminum, total recoverable | DAILY MX | report only | all year |
| 003 | Copper, total recoverable | DAILY MX | report only | all year |
| 003 | Precipitation volume | DAILY MX | report only | all year |
| 003 | Chemical oxygen demand [COD] | DAILY MX | report only | all year |
| 003 | Storm water flow | DAILY MX | report only | all year |
| 004 | pH | MINIMUM | >= 6.5 SU | all year |
| 004 | pH | MAXIMUM | <= 9 SU | all year |
| 004 | Solids, total suspended | DAILY MX | report only | all year |
| 004 | Solids, settleable | DAILY MX | report only | all year |
| 004 | Oil and grease [soxhlet extr.] tot. | DAILY MX | report only | all year |
| 004 | Iron, total recoverable | DAILY MX | report only | all year |
| 004 | Zinc, total recoverable | DAILY MX | report only | all year |
| 004 | Aluminum, total recoverable | DAILY MX | report only | all year |
| 004 | Copper, total recoverable | DAILY MX | report only | all year |
| 004 | Precipitation volume | DAILY MX | report only | all year |
| 004 | Chemical oxygen demand [COD] | DAILY MX | report only | all year |
| 004 | Storm water flow | DAILY MX | report only | all year |
| 005 | pH | MINIMUM | >= 6.5 SU | all year |
| 005 | pH | MAXIMUM | <= 9 SU | all year |
| 005 | Solids, total suspended | DAILY MX | report only | all year |
| 005 | Solids, settleable | DAILY MX | report only | all year |
| 005 | Oil and grease [soxhlet extr.] tot. | DAILY MX | report only | all year |
| 005 | Iron, total recoverable | DAILY MX | report only | all year |
| 005 | Zinc, total recoverable | DAILY MX | report only | all year |
| 005 | Aluminum, total recoverable | DAILY MX | report only | all year |
| 005 | Copper, total recoverable | DAILY MX | report only | all year |
| 005 | Precipitation volume | DAILY MX | report only | all year |
| 005 | Chemical oxygen demand [COD] | DAILY MX | report only | all year |
| 005 | Storm water flow | 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