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Sewage treatment plant, Pittsville, Wisconsin. NPDES permit WI0020494 expired Dec 31, 2024; its limits still apply. Last 12 months: no values over a limit, 10 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| pH | daily minimum | ≥ 6 SU | all year | 006 |
| pH | daily maximum | ≤ 9 SU | 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 | monthly maximum | report only (MGD) | all year | 006 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 702 |
| BOD, 5-day, 20 deg. C | monthly maximum | report only (mg/L) | all year | 702 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 702 |
| Solids, total suspended | monthly maximum | report only (mg/L) | all year | 702 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 702 |
| Flow, in conduit or thru treatment plant | monthly maximum | report only (MGD) | all year | 702 |
Cited limits by parameter: Wisconsin'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/WI0020494 · MCP: https://passage-data.com/mcp