Passage Data · Check a report · Use it from your AI
Rolling Mill Machinery, Carnegie, Pennsylvania. NPDES permit PA0002887, in force until Jul 31, 2029. Last 12 months: over a limit 4 times (last March 2026), 28 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| January 2026 | Chlorine, free available, daily maximum | 1.66 mg/L | ≤ .5 mg/L | 232% |
| January 2026 | Chlorine, free available, monthly average | .83 mg/L | ≤ .3 mg/L | 177% |
| March 2026 | Chlorine, free available, daily maximum | 5 mg/L | ≤ .5 mg/L | 900% |
| March 2026 | Chlorine, free available, monthly average | 2.55 mg/L | ≤ .3 mg/L | 750% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | daily maximum | ≤ 110 deg F | 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 |
| Oil & Grease | instantaneous 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] | monthly average | ≤ 1.5 mg/L | all year | 005 |
| Iron, total [as Fe] | daily maximum | ≤ 3 mg/L | all year | 005 |
| Manganese, total [as Mn] | monthly average | ≤ 1 mg/L | all year | 005 |
| Manganese, total [as Mn] | daily maximum | ≤ 2 mg/L | all year | 005 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 005 |
| Aluminum, total [as Al] | monthly average | ≤ .75 mg/L | all year | 005 |
| Aluminum, total [as Al] | daily maximum | ≤ .75 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 | ≤ .5 mg/L | all year | 005 |
| Chlorine, total residual | instantaneous maximum | ≤ 1.6 mg/L | all year | 005 |
| Chlorine, free available | daily maximum | report only (mg/L) | all year | 005 |
| Perfluorooctanoic acid (PFOA) | daily maximum | report only (ng/L) | all year | 005 |
| Perfluorooctanesulfonate | daily maximum | report only (ng/L) | all year | 005 |
| Perfluorobutanesulfonic acid (PFBS) | daily maximum | report only (ng/L) | all year | 005 |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) | daily maximum | report only (ng/L) | all year | 005 |
| pH | daily maximum | report only (SU) | all year | 009 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 009 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 009 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 009 |
| Nitrite + Nitrate total [as N] | daily maximum | report only (mg/L) | all year | 009 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 009 |
| Iron, total [as Fe] | daily maximum | report only (mg/L) | all year | 009 |
| Manganese, total [as Mn] | daily maximum | report only (mg/L) | all year | 009 |
| Zinc, total [as Zn] | daily maximum | report only (mg/L) | all year | 009 |
| Aluminum, total [as Al] | daily maximum | report only (mg/L) | all year | 009 |
| Solids, total suspended | daily maximum | ≤ 62 mg/L | all year | 105 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 105 |
| Oil & Grease | instantaneous maximum | ≤ 30 mg/L | all year | 105 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 105 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 105 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 205 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 205 |
| Chlorine, free available | monthly average | ≤ .3 mg/L | all year | 205 |
| Chlorine, free available | daily maximum | ≤ .5 mg/L | all year | 205 |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
Same industry: the 19 Industrial and Commercial Machinery and Computer Equipment permits in Pennsylvania.
· 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/PA0002887 · MCP: https://passage-data.com/mcp