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Blast Furnaces And Steel Mills, Pittsboro, Indiana. NPDES permit IN0062022, in force until Apr 30, 2031. Last 12 months: no values over a limit, 1 of 38 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 004 |
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 004 |
| pH | daily minimum | ≥ 6 SU | all year | 004 |
| pH | daily maximum | ≤ 9 SU | all year | 004 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 004 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 004 |
| Oil and grease, hexane extr method | monthly average | ≤ 10 mg/L | all year | 004 |
| Oil and grease, hexane extr method | daily maximum | ≤ 15 mg/L | all year | 004 |
| Oil and grease, hexane extr method | monthly average | report only (lb/d) | all year | 004 |
| Oil and grease, hexane extr method | daily maximum | report only (lb/d) | all year | 004 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 004 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 004 |
| Chloride [as Cl] | monthly average | report only (mg/L) | all year | 004 |
| Chloride [as Cl] | daily maximum | report only (mg/L) | all year | 004 |
| Sulfate, total [as SO4] | monthly average | report only (mg/L) | all year | 004 |
| Sulfate, total [as SO4] | daily maximum | report only (mg/L) | all year | 004 |
| Fluoride, total [as F] | monthly average | report only (mg/L) | all year | 004 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 004 |
| Zinc, total recoverable | monthly average | report only (mg/L) | all year | 004 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Zinc, total recoverable | monthly average | report only (lb/d) | all year | 004 |
| Zinc, total recoverable | daily maximum | report only (lb/d) | all year | 004 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 004 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 004 |
| Lead, total recoverable | monthly average | report only (lb/d) | all year | 004 |
| Lead, total recoverable | daily maximum | report only (lb/d) | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 004 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 004 |
| Flow, total | monthly total | report only (Mgal/mo) | all year | 004 |
| Temperature, water deg. fahrenheit | monthly average | report only (deg F) | all year | 005 |
| Temperature, water deg. fahrenheit | daily maximum | report only (deg F) | all year | 005 |
| pH | daily minimum | ≥ 6 SU | all year | 005 |
| pH | daily maximum | ≤ 9 SU | all year | 005 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 005 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 005 |
| Oil and grease, hexane extr method | monthly average | ≤ 10 mg/L | all year | 005 |
| Oil and grease, hexane extr method | daily maximum | ≤ 15 mg/L | all year | 005 |
| Oil and grease, hexane extr method | monthly average | report only (lb/d) | all year | 005 |
| Oil and grease, hexane extr method | daily maximum | report only (lb/d) | all year | 005 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 005 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 005 |
| Flow, total | monthly total | report only (Mgal/mo) | all year | 005 |
| pH | daily minimum | report only (SU) | all year | 103 |
| pH | daily maximum | report only (SU) | all year | 103 |
| Oil and grease, hexane extr method | monthly average | report only (mg/L) | all year | 103 |
| Oil and grease, hexane extr method | daily maximum | report only (mg/L) | all year | 103 |
| Zinc, total recoverable | monthly average | report only (mg/L) | all year | 103 |
| Zinc, total recoverable | daily maximum | report only (mg/L) | all year | 103 |
| Zinc, total recoverable | daily maximum | ≤ .58 lb/d | all year | 103 |
| Lead, total recoverable | monthly average | report only (mg/L) | all year | 103 |
| Lead, total recoverable | daily maximum | report only (mg/L) | all year | 103 |
| Lead, total recoverable | daily maximum | ≤ .39 lb/d | all year | 103 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 103 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 103 |
Cited limits by parameter: Indiana's rules and the federal ones.
Same industry: the 54 Primary Metal Industries permits in Indiana.
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On EPA ECHO: Facility report · DMR history
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