NPDES permit OH0081612 · Minor NON-POTW · expired, expires 2026-01-31 · EPA's file as of 2026-09-19
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This permit expired on 2026-01-31 and is expired: its last limits keep applying until a new permit is issued, and EPA still expects the reports.
Last period with anything received: 2026-07-31. Most often over: Temperature, water deg. centigrade (3).
Reports are due about 20 days after each monitoring period ends (the most common figure among OH permits in EPA's filings — check your permit).
| Outfall | Parameter | Statistic | Limit | Months |
|---|---|---|---|---|
| 002 | Temperature, water deg. centigrade | MO AVG | report only | all year |
| 002 | Temperature, water deg. centigrade | DAILY MX | report only | all year |
| 002 | Oxygen demand, chem. [low level] [COD] | MO AVG | report only | all year |
| 002 | Oxygen demand, chem. [low level] [COD] | DAILY MX | report only | all year |
| 002 | pH | DAILY MN | report only | all year |
| 002 | pH | DAILY MX | report only | all year |
| 002 | Zinc, total recoverable | MO AVG | report only | all year |
| 002 | Zinc, total recoverable | DAILY MX | report only | all year |
| 002 | Phenol | MO AVG | report only | Mar, Jun, Aug, Dec |
| 002 | Phenol | DAILY MX | report only | Mar, Jun, Aug, Dec |
| 002 | Rainfall | MO AVG | report only | all year |
| 002 | Rainfall | DAILY MX | report only | all year |
| 002 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 002 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 002 | Formaldehyde | MO AVG | report only | Mar, Jun, Aug, Dec |
| 002 | Formaldehyde | DAILY MX | report only | Mar, Jun, Aug, Dec |
| 002 | Methanol, total | MO AVG | report only | Mar, Jun, Aug, Dec |
| 002 | Methanol, total | DAILY MX | report only | Mar, Jun, Aug, Dec |
| 003 | Oxygen demand, chem. [low level] [COD] | MO AVG | report only | all year |
| 003 | Oxygen demand, chem. [low level] [COD] | DAILY MX | report only | all year |
| 003 | pH | DAILY MN | >= 6.5 SU | all year |
| 003 | pH | DAILY MX | <= 9 SU | all year |
| 003 | Zinc, total recoverable | MO AVG | report only | all year |
| 003 | Zinc, total recoverable | DAILY MX | report only | all year |
| 003 | Phenol | MO AVG | report only | Mar, Jun, Aug, Dec |
| 003 | Phenol | DAILY MX | report only | Mar, Jun, Aug, Dec |
| 003 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 003 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 003 | Formaldehyde | MO AVG | report only | Mar, Jun, Aug, Dec |
| 003 | Formaldehyde | DAILY MX | report only | Mar, Jun, Aug, Dec |
| 003 | Methanol, total | MO AVG | report only | Mar, Jun, Aug, Dec |
| 003 | Methanol, total | DAILY MX | report only | Mar, Jun, Aug, Dec |
| 004 | Temperature, water deg. centigrade | MO AVG | <= 28 deg C | all year |
| 004 | Temperature, water deg. centigrade | DAILY MX | <= 31 deg C | 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