Passage Data · Check a report · Use it from your AI
Blast Furnaces And Steel Mills, Canton, Ohio. NPDES permit OH0151613, in force until Aug 31, 2027. Last 12 months: no values over a limit, 1 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| pH | daily minimum | ≥ 6.5 SU | all year |
| pH | daily maximum | ≤ 9 SU | all year |
| Solids, total suspended | weekly maximum | ≤ 12 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 18 mg/L | all year |
| Solids, total suspended | weekly maximum | ≤ 9.8 kg/d | all year |
| Solids, total suspended | daily maximum | ≤ 15 kg/d | all year |
| Oil and grease, hexane extr method | daily maximum | ≤ 10 mg/L | all year |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year |
| Arsenic, total recoverable | monthly average | report only (ug/L) | all year |
| Arsenic, total recoverable | daily maximum | report only (ug/L) | all year |
| Barium, total recoverable | monthly average | report only (ug/L) | all year |
| Barium, total recoverable | daily maximum | report only (ug/L) | all year |
| Nickel, total recoverable | monthly average | report only (ug/L) | all year |
| Nickel, total recoverable | daily maximum | report only (ug/L) | all year |
| Zinc, total recoverable | monthly average | report only (ug/L) | all year |
| Zinc, total recoverable | daily maximum | report only (ug/L) | all year |
| Lead, total recoverable | monthly average | report only (ug/L) | all year |
| Lead, total recoverable | daily maximum | report only (ug/L) | all year |
| Chromium, total recoverable | monthly average | report only (ug/L) | all year |
| Chromium, total recoverable | daily maximum | report only (ug/L) | all year |
| Copper, total recoverable | monthly average | report only (ug/L) | all year |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year |
| Vanadium, total recoverable | monthly average | report only (ug/L) | all year |
| Vanadium, total recoverable | daily maximum | report only (ug/L) | all year |
| Fluorene | monthly average | report only (ug/L) | all year |
| Fluorene | daily maximum | report only (ug/L) | all year |
| Phenanthrene | monthly average | report only (ug/L) | all year |
| Phenanthrene | daily maximum | report only (ug/L) | all year |
| Naphthalene | monthly average | report only (ug/L) | all year |
| Naphthalene | daily maximum | report only (ug/L) | all year |
| Polychlorinated biphenyls [PCBs] | monthly average | report only (ug/L) | all year |
| Polychlorinated biphenyls [PCBs] | daily maximum | report only (ug/L) | all year |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year |
| Mercury, total low level | monthly average | report only (ng/L) | all year |
| Mercury, total low level | daily maximum | report only (ng/L) | all year |
Cited limits by parameter: Ohio's rules and the federal ones.
Same industry: the 56 Primary Metal Industries 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/OH0151613 · MCP: https://passage-data.com/mcp