NPDES permit OH0010138 · Minor NON-POTW · effective, expires 2028-07-31 · 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 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 | pH | DAILY MN | >= 6.5 SU | all year |
| 002 | pH | DAILY MX | <= 9 SU | all year |
| 002 | Residue, tot fltrble [dried at 105 C] | MO AVG | <= 1500 mg/L | all year |
| 002 | Oil and grease [soxhlet extr.] tot. | DAILY MX | <= 10 mg/L | all year |
| 002 | Chromium, hexavalent [as Cr] | MO AVG | report only | Mar, Jun, Aug, Dec |
| 002 | Chromium, hexavalent [as Cr] | DAILY MX | report only | Mar, Jun, Aug, Dec |
| 002 | Copper, total [as Cu] | MO AVG | <= 21 ug/L | Mar, Jun, Aug, Dec |
| 002 | Copper, total [as Cu] | DAILY MX | <= 34 ug/L | Mar, Jun, Aug, Dec |
| 002 | Copper, total [as Cu] | MO AVG | <= .025 kg/d | Mar, Jun, Aug, Dec |
| 002 | Copper, total [as Cu] | DAILY MX | <= .04 kg/d | Mar, Jun, Aug, Dec |
| 002 | Nickel, total recoverable | MO AVG | report only | Mar, Jun, Aug, Dec |
| 002 | Nickel, total recoverable | DAILY MX | report only | Mar, Jun, Aug, Dec |
| 002 | Zinc, total recoverable | MO AVG | report only | Mar, Jun, Aug, Dec |
| 002 | Zinc, total recoverable | DAILY MX | report only | Mar, Jun, Aug, Dec |
| 002 | Oxidants, total residual | DAILY MX | <= .0043 mg/L | 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 | Toxicity [acute], Ceriodaphnia dubia | MO AVG | report only | Jun, Dec |
| 002 | Toxicity [acute], Ceriodaphnia dubia | DAILY MX | report only | Jun, Dec |
| 002 | Toxicity [chronic], Ceriodaphnia dubia | MO AVG | report only | Jun, Dec |
| 002 | Toxicity [chronic], Ceriodaphnia dubia | DAILY MX | report only | Jun, Dec |
| 601 | Solids, total suspended | MO AVG | <= 31 mg/L | all year |
| 601 | Solids, total suspended | DAILY MX | <= 60 mg/L | all year |
| 601 | Solids, total suspended | MO AVG | <= 2.9 kg/d | all year |
| 601 | Solids, total suspended | DAILY MX | <= 5.7 kg/d | all year |
| 601 | Oil and grease [soxhlet extr.] tot. | MO AVG | <= 26 mg/L | all year |
| 601 | Oil and grease [soxhlet extr.] tot. | DAILY MX | <= 52 mg/L | all year |
| 601 | Oil and grease [soxhlet extr.] tot. | MO AVG | <= 2.5 kg/d | all year |
| 601 | Oil and grease [soxhlet extr.] tot. | DAILY MX | <= 4.9 kg/d | all year |
| 601 | Cyanide, total [as CN] | MO AVG | <= .65 mg/L | all year |
| 601 | Cyanide, total [as CN] | DAILY MX | <= 1.2 mg/L | all year |
| 601 | Cyanide, total [as CN] | MO AVG | <= .062 kg/d | all year |
| 601 | Cyanide, total [as CN] | DAILY MX | <= .11 kg/d | all year |
| 601 | Chromium, total [as Cr] | MO AVG | <= 1710 ug/L | all year |
| 601 | Chromium, total [as Cr] | DAILY MX | <= 2770 ug/L | all year |
| 601 | Chromium, total [as Cr] | MO AVG | <= .16 kg/d | all year |
| 601 | Chromium, total [as Cr] | DAILY MX | <= .26 kg/d | all year |
| 601 | Copper, total [as Cu] | MO AVG | <= 2070 ug/L | all year |
| 601 | Copper, total [as Cu] | DAILY MX | <= 3380 ug/L | all year |
| 601 | Copper, total [as Cu] | MO AVG | <= .2 kg/d | all year |
| 601 | Copper, total [as Cu] | DAILY MX | <= .32 kg/d | all year |
| 601 | Nickel, total [as Ni] | MO AVG | <= 2380 ug/L | all year |
| 601 | Nickel, total [as Ni] | DAILY MX | <= 3980 ug/L | all year |
| 601 | Nickel, total [as Ni] | MO AVG | <= .23 kg/d | all year |
| 601 | Nickel, total [as Ni] | DAILY MX | <= .4 kg/d | all year |
| 601 | Zinc, total [as Zn] | MO AVG | <= 1480 ug/L | all year |
| 601 | Zinc, total [as Zn] | DAILY MX | <= 2610 ug/L | all year |
| 601 | Zinc, total [as Zn] | MO AVG | <= .14 kg/d | all year |
| 601 | Zinc, total [as Zn] | DAILY MX | <= .25 kg/d | all year |
| 601 | Flow, in conduit or thru treatment plant | MO AVG | report only | all year |
| 601 | Flow, in conduit or thru treatment plant | DAILY MX | report only | all year |
| 601 | pH, maximum | DAILY MX | <= 9 SU | all year |
| 601 | pH, minimum | DAILY MN | >= 6 SU | all year |
| 601 | Organics, total toxic [TTO] | DAILY MX | <= 2130 ug/L | Sep |
| 601 | Organics, total toxic [TTO] | DAILY MX | <= .2 kg/d | Sep |
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