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Blast Furnaces And Steel Mills, major discharger, Braddock, Pennsylvania. NPDES permit PA0094510, in force until Dec 31, 2026. Last 12 months: over a limit 2 times (last June 2026), 134 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| June 2026 | Zinc, total [as Zn], daily maximum | 1.625 mg/L | ≤ 1.42 mg/L | 14% |
| June 2026 | Zinc, total [as Zn], monthly average | .914 mg/L | ≤ .711 mg/L | 29% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 105.7 deg F | Nov | 005 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 88.1 deg F | Nov | 005 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 98.1 deg F | Feb | 005 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 105.9 deg F | Oct | 005 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 110 deg F | Oct | 005 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 110 deg F | Mar–Sep | 005 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 92.7 deg F | Jan | 005 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 80.3 deg F | Dec | 005 |
| Oxygen demand, chem. [high level] [COD] | daily maximum | report only (mg/L) | all year | 005 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 005 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 005 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 005 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 005 |
| Copper, total [as Cu] | monthly average | report only (mg/L) | all year | 005 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 005 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 005 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 005 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 005 |
| Aluminum, total [as Al] | monthly average | report only (mg/L) | all year | 005 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | 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 |
| Chlorine, total residual | monthly average | ≤ .3 mg/L | all year | 005 |
| Chlorine, total residual | instantaneous maximum | ≤ .75 mg/L | all year | 005 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 92.7 deg F | Jan | 006 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 110 deg F | Oct | 006 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 105.9 deg F | Oct | 006 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 105.7 deg F | Nov | 006 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 88.1 deg F | Nov | 006 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 80.3 deg F | Dec | 006 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 98.1 deg F | Feb | 006 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 110 deg F | Mar–Sep | 006 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 006 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 006 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 006 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 006 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 006 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | 006 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 006 |
| Aluminum, total [as Al] | monthly average | report only (mg/L) | all year | 006 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 006 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| Chlorine, total residual | monthly average | ≤ .5 mg/L | all year | 006 |
| Chlorine, total residual | instantaneous maximum | ≤ 1.25 mg/L | all year | 006 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 110 deg F | Oct | 008 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 92.7 deg F | Jan | 008 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 105.9 deg F | Oct | 008 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 105.7 deg F | Nov | 008 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 88.1 deg F | Nov | 008 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 80.3 deg F | Dec | 008 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 98.1 deg F | Feb | 008 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 110 deg F | Mar–Sep | 008 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 008 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 008 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 008 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 008 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 008 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | 008 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 008 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 008 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 008 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 008 |
| Chlorine, total residual | monthly average | ≤ .5 mg/L | all year | 008 |
| Chlorine, total residual | instantaneous maximum | ≤ 1.25 mg/L | all year | 008 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 110 deg F | Oct | 009 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 88.1 deg F | Nov | 009 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 92.7 deg F | Jan | 009 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 105.7 deg F | Nov | 009 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 105.9 deg F | Oct | 009 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 110 deg F | Mar–Sep | 009 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 98.1 deg F | Feb | 009 |
| Temperature, water deg. fahrenheit | instantaneous maximum | ≤ 80.3 deg F | Dec | 009 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 009 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 009 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 009 |
| Fluoride, total [as F] | daily maximum | report only (mg/L) | all year | 009 |
| Copper, total [as Cu] | daily maximum | report only (mg/L) | all year | 009 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 009 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | 009 |
| Zinc, total [as Zn] | monthly average | ≤ .711 mg/L | all year | 009 |
| Zinc, total [as Zn] | daily maximum | ≤ 1.42 mg/L | all year | 009 |
| Aluminum, total [as Al] | monthly average | report only (mg/L) | all year | 009 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 009 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 009 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 009 |
| Chlorine, total residual | monthly average | ≤ .5 mg/L | all year | 009 |
| Chlorine, total residual | instantaneous maximum | ≤ 1.25 mg/L | all year | 009 |
| Acrylamide | monthly average | report only (mg/L) | all year | 009 |
| Acrylamide | daily maximum | report only (mg/L) | all year | 009 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 106 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 106 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 106 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 106 |
| Solids, total suspended | monthly average | ≤ 365 lb/d | all year | 106 |
| Solids, total suspended | daily maximum | ≤ 1097 lb/d | all year | 106 |
| Nitrogen, ammonia total [as N] | monthly average | report only (mg/L) | all year | 106 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 106 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 41 lb/d | all year | 106 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 123 lb/d | all year | 106 |
| Cyanide, total [as CN] | monthly average | report only (mg/L) | all year | 106 |
| Cyanide, total [as CN] | daily maximum | report only (mg/L) | all year | 106 |
| Cyanide, total [as CN] | monthly average | ≤ 12.3 lb/d | all year | 106 |
| Cyanide, total [as CN] | daily maximum | ≤ 24.6 lb/d | all year | 106 |
| Lead, total [as Pb] | monthly average | report only (mg/L) | all year | 106 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | 106 |
| Lead, total [as Pb] | monthly average | ≤ 1.23 lb/d | all year | 106 |
| Lead, total [as Pb] | daily maximum | ≤ 3.69 lb/d | all year | 106 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 106 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 106 |
| Zinc, total [as Zn] | monthly average | ≤ 1.84 lb/d | all year | 106 |
| Zinc, total [as Zn] | daily maximum | ≤ 5.53 lb/d | all year | 106 |
| Phenolics, total recoverable | monthly average | report only (mg/L) | all year | 106 |
| Phenolics, total recoverable | daily maximum | report only (mg/L) | all year | 106 |
| Phenolics, total recoverable | monthly average | ≤ .41 lb/d | all year | 106 |
| Phenolics, total recoverable | daily maximum | ≤ .816 lb/d | all year | 106 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 106 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 106 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 109 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 109 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 109 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 109 |
| Solids, total suspended | monthly average | ≤ 415 lb/d | all year | 109 |
| Solids, total suspended | daily maximum | ≤ 1240 lb/d | all year | 109 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 109 |
| Oil & Grease | daily maximum | ≤ 30 mg/L | all year | 109 |
| Oil & Grease | monthly average | ≤ 3.67 lb/d | all year | 109 |
| Oil & Grease | daily maximum | ≤ 11.1 lb/d | all year | 109 |
| Lead, total [as Pb] | monthly average | report only (mg/L) | all year | 109 |
| Lead, total [as Pb] | daily maximum | report only (mg/L) | all year | 109 |
| Lead, total [as Pb] | monthly average | ≤ 2.62 lb/d | all year | 109 |
| Lead, total [as Pb] | daily maximum | ≤ 7.84 lb/d | all year | 109 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 109 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 109 |
| Zinc, total [as Zn] | monthly average | ≤ 3.93 lb/d | all year | 109 |
| Zinc, total [as Zn] | daily maximum | ≤ 11.8 lb/d | all year | 109 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 109 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 109 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 209 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 209 |
| Solids, total suspended | monthly average | ≤ 25 mg/L | all year | 209 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 209 |
| Solids, total suspended | monthly average | ≤ 34.7 lb/d | all year | 209 |
| Solids, total suspended | daily maximum | ≤ 97 lb/d | all year | 209 |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year | 209 |
| Oil & Grease | daily maximum | ≤ 30 mg/L | all year | 209 |
| Oil & Grease | monthly average | ≤ 13.8 lb/d | all year | 209 |
| Oil & Grease | daily maximum | ≤ 41.6 lb/d | all year | 209 |
| Lead, total [as Pb] | monthly average | ≤ .3 mg/L | all year | 209 |
| Lead, total [as Pb] | daily maximum | ≤ .9 mg/L | all year | 209 |
| Lead, total [as Pb] | monthly average | ≤ .416 lb/d | all year | 209 |
| Lead, total [as Pb] | daily maximum | ≤ 1.25 lb/d | all year | 209 |
| Zinc, total [as Zn] | monthly average | ≤ .45 mg/L | all year | 209 |
| Zinc, total [as Zn] | daily maximum | ≤ 1.35 mg/L | all year | 209 |
| Zinc, total [as Zn] | monthly average | ≤ .623 lb/d | all year | 209 |
| Zinc, total [as Zn] | daily maximum | ≤ 1.87 lb/d | all year | 209 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 209 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 209 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 309 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 309 |
| Solids, total suspended | monthly average | ≤ 25 mg/L | all year | 309 |
| Solids, total suspended | daily maximum | ≤ 70 mg/L | all year | 309 |
| Solids, total suspended | monthly average | ≤ 34.7 lb/d | all year | 309 |
| Solids, total suspended | daily maximum | ≤ 97 lb/d | all year | 309 |
| Oil & Grease | monthly average | ≤ 10 mg/L | all year | 309 |
| Oil & Grease | daily maximum | ≤ 30 mg/L | all year | 309 |
| Oil & Grease | monthly average | ≤ 13.8 lb/d | all year | 309 |
| Oil & Grease | daily maximum | ≤ 41.6 lb/d | all year | 309 |
| Lead, total [as Pb] | monthly average | ≤ .3 mg/L | all year | 309 |
| Lead, total [as Pb] | daily maximum | ≤ .9 mg/L | all year | 309 |
| Lead, total [as Pb] | monthly average | ≤ .416 lb/d | all year | 309 |
| Lead, total [as Pb] | daily maximum | ≤ 1.25 lb/d | all year | 309 |
| Zinc, total [as Zn] | monthly average | ≤ .45 mg/L | all year | 309 |
| Zinc, total [as Zn] | daily maximum | ≤ 1.35 mg/L | all year | 309 |
| Zinc, total [as Zn] | monthly average | ≤ .623 lb/d | all year | 309 |
| Zinc, total [as Zn] | daily maximum | ≤ 1.87 lb/d | all year | 309 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 309 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 309 |
| pH | instantaneous minimum | ≥ 6 SU | all year | 409 |
| pH | instantaneous maximum | ≤ 9 SU | all year | 409 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 409 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 409 |
| Chlorine, total residual | monthly average | ≤ .5 mg/L | all year | 409 |
| Chlorine, total residual | instantaneous maximum | ≤ 1.6 mg/L | all year | 409 |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
Same industry: the 85 Primary Metal Industries permits in Pennsylvania.
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On EPA ECHO: Facility report · DMR history
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