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Cold Finishing Of Steel Shapes, Massillon, Ohio. NPDES permit OH0006904, in force until Jun 30, 2031. Last 12 months: over a limit 2 times (last June 2026), 2 required values missing, 2 of 57 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit |
|---|---|---|---|
| May 2026 | pH, daily minimum | 6.3 | ≥ 6.5 SU |
| June 2026 | pH, daily minimum | 6.3 | ≥ 6.5 SU |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | daily minimum | report only (SU) | all year | 002 |
| pH | daily maximum | report only (SU) | all year | 002 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 002 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 002 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 002 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | 002 |
| Zinc, total recoverable | monthly average | report only (ug/L) | all year | 002 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Aluminum, total recoverable | monthly average | report only (ug/L) | all year | 002 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 002 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 027 |
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 027 |
| pH | daily minimum | ≥ 6.5 SU | all year | 027 |
| pH | daily maximum | ≤ 9 SU | all year | 027 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 027 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 027 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 027 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | 027 |
| Zinc, total recoverable | monthly average | report only (ug/L) | all year | 027 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 027 |
| Aluminum, total recoverable | monthly average | report only (ug/L) | all year | 027 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 027 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 027 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 027 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 091 |
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 091 |
| pH | daily minimum | ≥ 6.5 SU | all year | 091 |
| pH | daily maximum | ≤ 9 SU | all year | 091 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 091 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 091 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 091 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | 091 |
| Zinc, total recoverable | monthly average | report only (ug/L) | all year | 091 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 091 |
| Aluminum, total recoverable | monthly average | report only (ug/L) | all year | 091 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 091 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 091 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 091 |
| pH | daily minimum | report only (SU) | all year | 092 |
| pH | daily maximum | report only (SU) | all year | 092 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 092 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 092 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 092 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | 092 |
| Zinc, total recoverable | monthly average | report only (ug/L) | all year | 092 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 092 |
| Aluminum, total recoverable | monthly average | report only (ug/L) | all year | 092 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 092 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 611 |
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 611 |
| pH | daily minimum | ≥ 6.5 SU | all year | 611 |
| pH | daily maximum | ≤ 9 SU | all year | 611 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 611 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 611 |
| Oil and grease, hexane extr method | daily maximum | ≤ 10 mg/L | all year | 611 |
| Zinc, total recoverable | monthly average | report only (ug/L) | all year | 611 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 611 |
| Aluminum, total recoverable | monthly average | report only (ug/L) | all year | 611 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 611 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 611 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 611 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 801 |
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 801 |
| pH | daily minimum | report only (SU) | all year | 801 |
| pH | daily maximum | report only (SU) | all year | 801 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 801 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | 801 |
| Zinc, total recoverable | monthly average | report only (ug/L) | all year | 801 |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year | 801 |
| Aluminum, total recoverable | monthly average | report only (ug/L) | all year | 801 |
| Aluminum, total recoverable | daily maximum | report only (ug/L) | all year | 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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