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Sewage treatment plant, Brooklyn, Wisconsin. NPDES permit WI0023485, in force until Sep 30, 2029. Last 12 months: no values over a limit, 6 required values missing. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | monthly maximum | report only (deg F) | Oct, Nov | 001 |
| Oxygen, dissolved [DO] | daily minimum | ≥ 4 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 15 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 30 mg/L | all year | 001 |
| pH | daily minimum | ≥ 6 SU | all year | 001 |
| pH | daily maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | ≤ 20 mg/L | all year | 001 |
| Solids, total suspended | daily maximum | ≤ 30 mg/L | all year | 001 |
| Phosphorus, total [as P] | monthly average | ≤ 1.7 mg/L | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (lb/d) | all year | 001 |
| Phosphorus, total [as P] | monthly maximum | report only (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 | monthly maximum | report only (MGD) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 701 |
| BOD, 5-day, 20 deg. C | monthly maximum | report only (mg/L) | all year | 701 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 701 |
| Solids, total suspended | monthly maximum | report only (mg/L) | all year | 701 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 701 |
| Flow, in conduit or thru treatment plant | monthly maximum | report only (MGD) | all year | 701 |
| Parameter | New limit | New or tighter | Median, last 12 months | × new limit |
|---|---|---|---|---|
| E. coli, geometric mean | 126 #/100mL | new | — | — |
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/WI0023485 · MCP: https://passage-data.com/mcp