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Nonclassifiable Establishments, Ambridge, Pennsylvania. NPDES permit PA0253308, in force until Aug 31, 2029. Last 12 months: no values over a limit, 20 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| pH | instantaneous minimum | ≥ 6 SU | all year |
| pH | instantaneous maximum | ≤ 9 SU | all year |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year |
| Oil & Grease | daily maximum | ≤ 30 mg/L | all year |
| Boron, total [as B] | monthly average | report only (mg/L) | all year |
| Boron, total [as B] | daily maximum | report only (mg/L) | all year |
| Iron, total [as Fe] | monthly average | ≤ 1.5 mg/L | all year |
| Iron, total [as Fe] | daily maximum | ≤ 3 mg/L | all year |
| Iron, dissolved [as Fe] | monthly average | report only (mg/L) | all year |
| Iron, dissolved [as Fe] | daily maximum | report only (mg/L) | all year |
| Manganese, total [as Mn] | monthly average | report only (mg/L) | all year |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year |
| PCB-1016 | monthly average | report only (ug/L) | all year |
| PCB-1016 | daily maximum | report only (ug/L) | all year |
| PCB-1242 | monthly average | report only (ug/L) | all year |
| PCB-1242 | daily maximum | report only (ug/L) | all year |
| Polychlorinated biphenyls [PCBs] | monthly average | ≤ .5 ug/L | all year |
| Polychlorinated biphenyls [PCBs] | daily maximum | ≤ .5 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 |
| Perfluorooctanoic acid (PFOA) | daily maximum | report only (ng/L) | all year |
| Perfluorooctanesulfonate | daily maximum | report only (ng/L) | all year |
| Perfluorobutanesulfonic acid (PFBS) | daily maximum | report only (ng/L) | all year |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) | daily maximum | report only (ng/L) | all year |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| Manganese, total [as Mn], daily maximum | 2.11 mg/L | new | 0.175 mg/L (9 values) | 0.0829× |
| Manganese, total [as Mn], monthly average | 1.14 mg/L | new | 0.162 mg/L (9 values) | 0.142× |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
Same industry: the 15 Nonclassifiable Establishments permits in Pennsylvania.
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On EPA ECHO: Facility report · DMR history
Your permit document is the final word. As JSON: /api/v1/permits/PA0253308 · MCP: https://passage-data.com/mcp