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Industrial or other facility, major discharger, Butler, Pennsylvania. NPDES permit PA0006343 expired Nov 30, 2019; its limits still apply. Last 12 months: no values over a limit, 94 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | ≤ 179 lb/d | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 417 lb/d | all year | 001 |
| Chromium, hexavalent [as Cr] | monthly average | ≤ .093 mg/L | all year | 001 |
| Chromium, hexavalent [as Cr] | daily maximum | ≤ .19 mg/L | all year | 001 |
| Chromium, hexavalent [as Cr] | monthly average | ≤ .26 lb/d | all year | 001 |
| Chromium, hexavalent [as Cr] | daily maximum | ≤ .51 lb/d | all year | 001 |
| Chromium, total [as Cr] | monthly average | report only (mg/L) | all year | 001 |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year | 001 |
| Chromium, total [as Cr] | monthly average | ≤ 2.4 lb/d | all year | 001 |
| Chromium, total [as Cr] | daily maximum | ≤ 6 lb/d | all year | 001 |
| Iron, total [as Fe] | monthly average | ≤ 4.3 mg/L | all year | 001 |
| Iron, total [as Fe] | daily maximum | ≤ 8.7 mg/L | all year | 001 |
| Iron, total [as Fe] | monthly average | report only (lb/d) | all year | 001 |
| Iron, total [as Fe] | daily maximum | report only (lb/d) | all year | 001 |
| Nickel, total [as Ni] | monthly average | report only (mg/L) | all year | 001 |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year | 001 |
| Nickel, total [as Ni] | monthly average | ≤ 1.8 lb/d | all year | 001 |
| Nickel, total [as Ni] | daily maximum | ≤ 5.4 lb/d | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 002 |
| pH | maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | instantaneous maximum | ≤ 150 mg/L | all year | 002 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | instantaneous maximum | ≤ 150 mg/L | all year | 003 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| pH | minimum | ≥ 6 SU | all year | 004 |
| pH | maximum | ≤ 9 SU | all year | 004 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 004 |
| pH | minimum | ≥ 6 SU | all year | 005 |
| pH | 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 |
| Solids, total suspended | monthly average | ≤ 1211 lb/d | all year | 005 |
| Solids, total suspended | daily maximum | ≤ 2935 lb/d | all year | 005 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 005 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 005 |
| Oil & Grease | monthly average | ≤ 398 lb/d | all year | 005 |
| Oil & Grease | daily maximum | ≤ 1191 lb/d | all year | 005 |
| Chromium, total [as Cr] | monthly average | report only (mg/L) | all year | 005 |
| Chromium, total [as Cr] | daily maximum | report only (mg/L) | all year | 005 |
| Chromium, total [as Cr] | monthly average | ≤ 14.7 lb/d | all year | 005 |
| Chromium, total [as Cr] | daily maximum | ≤ 37 lb/d | all year | 005 |
| Iron, total [as Fe] | monthly average | ≤ 2.54 mg/L | all year | 005 |
| Iron, total [as Fe] | daily maximum | ≤ 5.08 mg/L | all year | 005 |
| Iron, total [as Fe] | monthly average | ≤ 55.7 lb/d | all year | 005 |
| Iron, total [as Fe] | daily maximum | ≤ 111 lb/d | all year | 005 |
| Nickel, total [as Ni] | monthly average | report only (mg/L) | all year | 005 |
| Nickel, total [as Ni] | daily maximum | report only (mg/L) | all year | 005 |
| Nickel, total [as Ni] | monthly average | ≤ 11.1 lb/d | all year | 005 |
| Nickel, total [as Ni] | daily maximum | ≤ 33.3 lb/d | all year | 005 |
| Tetrachloroethylene | daily maximum | ≤ .08 lb/d | all year | 005 |
| Naphthalene | daily maximum | ≤ .05 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 |
| Solids, total dissolved | monthly average | report only (mg/L) | all year | 005 |
| Solids, total dissolved | monthly average | report only (lb/d) | all year | 005 |
| pH | minimum | ≥ 6 SU | all year | 006 |
| pH | maximum | ≤ 9 SU | all year | 006 |
| Solids, total suspended | instantaneous maximum | ≤ 60 mg/L | all year | 006 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| Solids, total suspended | monthly average | ≤ 1181 lb/d | all year | 007 |
| Solids, total suspended | daily maximum | ≤ 3153 lb/d | all year | 007 |
| Oil & Grease | daily maximum | ≤ 790 lb/d | all year | 007 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 007 |
| pH | minimum | ≥ 6 SU | all year | 025 |
| pH | maximum | ≤ 9 SU | all year | 025 |
| Solids, total suspended | instantaneous maximum | ≤ 60 mg/L | all year | 025 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 025 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 025 |
| pH | minimum | ≥ 6 SU | all year | 034 |
| pH | maximum | ≤ 9 SU | all year | 034 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 034 |
| pH | minimum | ≥ 6 SU | all year | 107 |
| pH | maximum | ≤ 9 SU | all year | 107 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 107 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 107 |
| Solids, total suspended | monthly average | report only (lb/d) | all year | 107 |
| Solids, total suspended | daily maximum | report only (lb/d) | all year | 107 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 107 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 107 |
| Oil & Grease | monthly average | report only (lb/d) | all year | 107 |
| Oil & Grease | daily maximum | report only (lb/d) | all year | 107 |
| Zinc, total [as Zn] | monthly average | report only (mg/L) | all year | 107 |
| Aluminum, total [as Al] | monthly average | report only (mg/L) | all year | 107 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 107 |
| pH | minimum | ≥ 6 SU | all year | 207 |
| pH | maximum | ≤ 9 SU | all year | 207 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 207 |
| Solids, total suspended | daily maximum | report only (lb/d) | all year | 207 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 207 |
| Oil & Grease | daily maximum | report only (lb/d) | all year | 207 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 207 |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/PA0006343 · MCP: https://passage-data.com/mcp