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Secondary Nonferrous Metals, Mcconnelsville, Ohio. NPDES permit OH0127701, in force until Apr 30, 2028. Last 12 months: over a limit once (last August 2026). Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| August 2026 | Copper, total recoverable, daily maximum | 222 | ≤ 65 ug/L | 242% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. centigrade | monthly average | report only (deg C) | all year | 001 |
| Temperature, water deg. centigrade | daily maximum | report only (deg C) | all year | 001 |
| 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 | ≥ 6 mg/L | 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 | ≤ 14.7 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 28.7 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 1.67 kg/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 3.26 kg/d | all year | 001 |
| Oil and grease [soxhlet extr.] tot. | monthly average | ≤ 8.4 mg/L | all year | 001 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | ≤ 16.3 mg/L | all year | 001 |
| Oil and grease [soxhlet extr.] tot. | monthly average | ≤ .96 kg/d | all year | 001 |
| Oil and grease [soxhlet extr.] tot. | daily maximum | ≤ 1.85 kg/d | all year | 001 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 001 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 001 |
| Copper, total recoverable | daily maximum | ≤ 65 ug/L | all year | 001 |
| E. coli, MTEC-MF | monthly geometric mean | ≤ 126 MPN/100mL | May–Oct | 001 |
| E. coli, MTEC-MF | weekly geometric mean | ≤ 284 MPN/100mL | May–Oct | 001 |
| Toxicity [acute], Ceriodaphnia dubia | monthly average | report only (tox acute) | Mar, Jun, Aug, Dec | 001 |
| Toxicity [acute], Ceriodaphnia dubia | daily maximum | report only (tox acute) | Mar, Jun, Aug, Dec | 001 |
| Solids, total dissolved- 180 deg. C | monthly average | report only (mg/L) | all year | 001 |
| Solids, total dissolved- 180 deg. C | daily maximum | report only (mg/L) | all year | 001 |
| Sludge waste from secondary clarifiers | monthly average | report only (gal) | Dec | 588 |
| Sludge waste from secondary clarifiers | daily maximum | report only (gal) | Dec | 588 |
| Flow rate | monthly average | report only (gal/d) | all year | 603 |
| Flow rate | daily maximum | report only (gal/d) | all year | 603 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 603 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 603 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 3 mg/L | all year | 603 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 4.5 mg/L | all year | 603 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ .023 kg/d | all year | 603 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ .034 kg/d | all year | 603 |
| Turbidity [severity] | monthly average | report only (severity) | all year | 603 |
| Turbidity [severity] | daily maximum | report only (severity) | all year | 603 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ 8.97 mg/L | all year | 603 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ 13.5 mg/L | all year | 603 |
| BOD, carbonaceous [5 day, 20 C] | monthly average | ≤ .068 kg/d | all year | 603 |
| BOD, carbonaceous [5 day, 20 C] | daily maximum | ≤ .102 kg/d | all year | 603 |
| Flow rate | monthly average | report only (gal/d) | all year | 604 |
| Flow rate | daily maximum | report only (gal/d) | all year | 604 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 604 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 604 |
| Oil and grease, hexane extr method | monthly average | ≤ 9.24 mg/L | all year | 604 |
| Oil and grease, hexane extr method | daily maximum | ≤ 17.8 mg/L | all year | 604 |
| Copper, total [as Cu] | monthly average | ≤ 2070 ug/L | all year | 604 |
| Copper, total [as Cu] | daily maximum | ≤ 3380 ug/L | all year | 604 |
| Copper, total [as Cu] | monthly average | ≤ .035 kg/d | all year | 604 |
| Copper, total [as Cu] | daily maximum | ≤ .076 kg/d | all year | 604 |
| Lead, total [as Pb] | monthly average | ≤ 430 ug/L | all year | 604 |
| Lead, total [as Pb] | daily maximum | ≤ 690 ug/L | all year | 604 |
| Lead, total [as Pb] | monthly average | ≤ .035 kg/d | all year | 604 |
| Lead, total [as Pb] | daily maximum | ≤ .061 kg/d | all year | 604 |
| Nickel, total [as Ni] | monthly average | ≤ 2380 ug/L | all year | 604 |
| Nickel, total [as Ni] | daily maximum | ≤ 3980 ug/L | all year | 604 |
| Nickel, total [as Ni] | monthly average | ≤ .035 kg/d | all year | 604 |
| Nickel, total [as Ni] | daily maximum | ≤ .038 kg/d | all year | 604 |
| Silver, total [as Ag] | monthly average | ≤ 240 ug/L | all year | 604 |
| Silver, total [as Ag] | daily maximum | ≤ 430 ug/L | all year | 604 |
| Silver, total [as Ag] | monthly average | ≤ .021 kg/d | all year | 604 |
| Silver, total [as Ag] | daily maximum | ≤ .038 kg/d | all year | 604 |
| Zinc, total [as Zn] | monthly average | ≤ 1480 ug/L | all year | 604 |
| Zinc, total [as Zn] | daily maximum | ≤ 2610 ug/L | all year | 604 |
| Zinc, total [as Zn] | monthly average | ≤ .035 kg/d | all year | 604 |
| Zinc, total [as Zn] | daily maximum | ≤ .076 kg/d | all year | 604 |
| Tin, total [as Sn] | monthly average | ≤ 851 ug/L | all year | 604 |
| Tin, total [as Sn] | daily maximum | ≤ 1700 ug/L | all year | 604 |
| Tin, total [as Sn] | monthly average | ≤ .075 kg/d | all year | 604 |
| Tin, total [as Sn] | daily maximum | ≤ .151 kg/d | all year | 604 |
| Mercury, total low level | monthly average | report only (ng/L) | Mar, Sep | 604 |
| Mercury, total low level | daily maximum | report only (ng/L) | Mar, Sep | 604 |
| pH Range Excursion, Maximum Duration | daily maximum | ≤ 60 min | all year | 604 |
| pH, maximum | daily maximum | ≤ 9 SU | all year | 604 |
| pH, minimum | daily minimum | ≥ 6 SU | all year | 604 |
| pH range excursions, > 60 minutes | daily maximum | ≤ 0 occur/d | all year | 604 |
| pH range excursions, monthly total accum | daily maximum | ≤ 446 min | all year | 604 |
| Toxicity [acute], Ceriodaphnia dubia | monthly average | report only (tox acute) | Mar, Jun, Aug, Dec | 801 |
| Toxicity [acute], Ceriodaphnia dubia | daily maximum | report only (tox acute) | Mar, Jun, Aug, Dec | 801 |
Cited limits by parameter: Ohio's rules and the federal ones.
Same industry: the 56 Primary Metal Industries permits in Ohio.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/OH0127701 · MCP: https://passage-data.com/mcp