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Sewage treatment plant, New Philadelphia, Ohio. NPDES permit OH0048437, in force until Mar 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 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 5 mg/L | Mar, Jun, Aug, Dec | 001 |
| pH | daily minimum | ≥ 6.5 SU | Mar, Jun, Aug, Dec | 001 |
| pH | daily maximum | ≤ 9 SU | Mar, Jun, Aug, Dec | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | Mar, Jun, Aug, Dec | 001 |
| Solids, total suspended | weekly maximum | ≤ 45 mg/L | Mar, Jun, Aug, Dec | 001 |
| Solids, total suspended | monthly average | ≤ .909 kg/d | Mar, Jun, Aug, Dec | 001 |
| Solids, total suspended | weekly maximum | ≤ 1.37 kg/d | Mar, Jun, Aug, Dec | 001 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | Mar, Jun, Aug, Dec | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Mar, Jun, Aug, Dec | 001 |
| Turbidity [severity] | monthly average | report only (severity) | all year | 001 |
| Turbidity [severity] | daily maximum | report only (severity) | all year | 001 |
| E. coli, MTEC-MF | monthly geometric mean | ≤ 126 MPN/100mL | Jun, Aug | 001 |
| E. coli, MTEC-MF | weekly geometric mean | ≤ 284 MPN/100mL | Jun, Aug | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 25 mg/L | Mar, Jun, Aug, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly maximum | ≤ 40 mg/L | Mar, Jun, Aug, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ .757 kg/d | Mar, Jun, Aug, Dec | 001 |
| BOD, carbonaceous [5 day, 20 C] | weekly maximum | ≤ 1.22 kg/d | Mar, Jun, Aug, Dec | 001 |
| Overflows | monthly average | report only (occur/mo) | all year | 300 |
| Overflows | daily maximum | report only (occur/mo) | all year | 300 |
| Sludge waste from secondary clarifiers | monthly average | report only (gal) | Dec | 588 |
| Sludge waste from secondary clarifiers | daily maximum | report only (gal) | Dec | 588 |
Cited limits by parameter: Ohio's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/OH0048437 · MCP: https://passage-data.com/mcp