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Water Supply, Columbia, Pennsylvania. NPDES permit PA0010201, in force until Sep 30, 2030. Last 12 months: over a limit 5 times (last June 2026), 22 required values missing, 1 of 10 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| December 2025 | Aluminum, total [as Al], monthly average | 4.8 mg/L | ≤ 4 mg/L | 20% |
| December 2025 | Solids, total suspended, monthly average | 39 mg/L | ≤ 30 mg/L | 30% |
| May 2026 | Manganese, total [as Mn], daily maximum | 2.34 mg/L | ≤ 2 mg/L | 17% |
| May 2026 | Manganese, total [as Mn], monthly average | 1.046 mg/L | ≤ 1 mg/L | 5% |
| June 2026 | Manganese, total [as Mn], monthly average | 1.337 mg/L | ≤ 1 mg/L | 34% |
| Parameter | Statistic | Limit | Months |
|---|---|---|---|
| pH | instantaneous minimum | ≥ 6 SU | all year |
| pH | instantaneous maximum | ≤ 9 SU | all year |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year |
| Solids, total suspended | daily maximum | ≤ 60 mg/L | all year |
| Solids, total suspended | monthly average | report only (lb/d) | all year |
| Solids, total suspended | daily maximum | report only (lb/d) | all year |
| Iron, total [as Fe] | monthly average | ≤ 2 mg/L | all year |
| Iron, total [as Fe] | daily maximum | ≤ 4 mg/L | all year |
| Iron, total [as Fe] | monthly average | report only (lb/d) | all year |
| Iron, total [as Fe] | daily maximum | report only (lb/d) | all year |
| Manganese, total [as Mn] | monthly average | ≤ 1 mg/L | all year |
| Manganese, total [as Mn] | daily maximum | ≤ 2 mg/L | all year |
| Manganese, total [as Mn] | monthly average | report only (lb/d) | all year |
| Manganese, total [as Mn] | daily maximum | report only (lb/d) | all year |
| Aluminum, total [as Al] | monthly average | ≤ 4 mg/L | all year |
| Aluminum, total [as Al] | daily maximum | ≤ 8 mg/L | all year |
| Aluminum, total [as Al] | monthly average | report only (lb/d) | all year |
| Aluminum, total [as Al] | daily maximum | report only (lb/d) | 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 |
| Chlorine, total residual | monthly average | ≤ .5 mg/L | all year |
| Chlorine, total residual | instantaneous maximum | ≤ 1 mg/L | all year |
Cited limits by parameter: Pennsylvania's rules and the federal ones.
Same industry: the 214 Water Supply 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/PA0010201 · MCP: https://passage-data.com/mcp