Passage Data · Check a report · Use it from your AI
Water Supply, Oak Harbor, Ohio. NPDES permit OH0125440, in force until Jul 31, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Flow rate | monthly average | report only (gal/d) | all year | 001 |
| Flow rate | daily maximum | report only (gal/d) | all year | 001 |
| pH | daily minimum | ≥ 6.5 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 001 |
| Copper, total recoverable | monthly average | report only (ug/L) | Jun–Sep | 001 |
| Copper, total recoverable | daily maximum | report only (ug/L) | Jun–Sep | 001 |
| Dichlorobromomethane | monthly average | report only (ug/L) | Sep | 001 |
| Dichlorobromomethane | daily maximum | report only (ug/L) | Sep | 001 |
| Bromoform | monthly average | report only (ug/L) | Sep | 001 |
| Bromoform | daily maximum | report only (ug/L) | Sep | 001 |
| Dibromochloromethane | monthly average | report only (ug/L) | Sep | 001 |
| Dibromochloromethane | daily maximum | report only (ug/L) | Sep | 001 |
| Chloroform | monthly average | report only (ug/L) | Sep | 001 |
| Chloroform | daily maximum | report only (ug/L) | Sep | 001 |
| Methyl bromide [Bromomethane] | monthly average | report only (ug/L) | Sep | 001 |
| Methyl bromide [Bromomethane] | daily maximum | report only (ug/L) | Sep | 001 |
| Methyl chloride [Chloromethane] | monthly average | report only (ug/L) | Sep | 001 |
| Methyl chloride [Chloromethane] | daily maximum | report only (ug/L) | Sep | 001 |
| Methylene chloride | monthly average | report only (ug/L) | Sep | 001 |
| Methylene chloride | daily maximum | report only (ug/L) | Sep | 001 |
| Chlorine, total residual | daily maximum | ≤ .019 mg/L | all year | 001 |
| Microcystin | monthly average | report only (ug/L) | all year | 001 |
| Microcystin | daily maximum | report only (ug/L) | all year | 001 |
| Flow rate | monthly average | report only (gal/d) | all year | 002 |
| Flow rate | daily maximum | report only (gal/d) | all year | 002 |
| pH | daily minimum | ≥ 6.5 SU | all year | 002 |
| pH | daily maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 002 |
| Solids, total suspended | daily maximum | ≤ 45 mg/L | all year | 002 |
| Copper, total recoverable | monthly average | report only (ug/L) | Jun–Sep | 002 |
| Copper, total recoverable | daily maximum | report only (ug/L) | Jun–Sep | 002 |
| Dichlorobromomethane | monthly average | report only (ug/L) | Sep | 002 |
| Dichlorobromomethane | daily maximum | report only (ug/L) | Sep | 002 |
| Bromoform | monthly average | report only (ug/L) | Sep | 002 |
| Bromoform | daily maximum | report only (ug/L) | Sep | 002 |
| Dibromochloromethane | monthly average | report only (ug/L) | Sep | 002 |
| Dibromochloromethane | daily maximum | report only (ug/L) | Sep | 002 |
| Chloroform | monthly average | report only (ug/L) | Sep | 002 |
| Chloroform | daily maximum | report only (ug/L) | Sep | 002 |
| Methyl bromide [Bromomethane] | monthly average | report only (ug/L) | Sep | 002 |
| Methyl bromide [Bromomethane] | daily maximum | report only (ug/L) | Sep | 002 |
| Methyl chloride [Chloromethane] | monthly average | report only (ug/L) | Sep | 002 |
| Methyl chloride [Chloromethane] | daily maximum | report only (ug/L) | Sep | 002 |
| Methylene chloride | monthly average | report only (ug/L) | Sep | 002 |
| Methylene chloride | daily maximum | report only (ug/L) | Sep | 002 |
| Chlorine, total residual | daily maximum | ≤ .019 mg/L | all year | 002 |
| Microcystin | monthly average | report only (ug/L) | all year | 002 |
| Microcystin | daily maximum | report only (ug/L) | all year | 002 |
Cited limits by parameter: Ohio's rules and the federal ones.
Same industry: the 147 Water Supply permits in Ohio.
· Save this facility as a site · Superfund sites nearby · Your permits on one board
On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/OH0125440 · MCP: https://passage-data.com/mcp