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Sewage treatment plant, Glenwood City, Wisconsin. NPDES permit WI0060381 expired Sep 30, 2023; its limits still apply. Last 12 months: no values over a limit, 74 required values missing, 12 of 42 reports late. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Oxygen, dissolved [DO] | daily minimum | ≥ 4 mg/L | all year | 002 |
| BOD, 5-day, 20 deg. C | weekly average | ≤ 30 mg/L | all year | 002 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 20 mg/L | all year | 002 |
| BOD, 5-day, 20 deg. C | daily maximum | ≤ 65.5 lb/d | all year | 002 |
| pH | daily minimum | ≥ 6 SU | all year | 002 |
| pH | daily maximum | ≤ 9 SU | all year | 002 |
| Solids, total suspended | monthly average | ≤ 60 mg/L | all year | 002 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 11 mg/L | Jan, Feb, Mar, Oct, Nov, Dec | 002 |
| Nitrogen, ammonia total [as N] | weekly average | ≤ 18 mg/L | Apr, May | 002 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 5.6 mg/L | Jan, Feb, Mar, Oct, Nov, Dec | 002 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 9.3 mg/L | Apr, May | 002 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 12 mg/L | Jun–Sep | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Jan, Feb, Mar, Oct, Nov, Dec | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Apr, May | 002 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | Jun–Sep | 002 |
| Phosphorus, total [as P] | monthly average | ≤ 1.1 mg/L | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 701 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 701 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 701 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 701 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 701 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 701 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 701 |
| Nitrite + Nitrate total [as N] | daily 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 | daily maximum | report only (MGD) | all year | 701 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 702 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 702 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 702 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 702 |
| Nitrogen, organic total [as N] | daily maximum | report only (mg/L) | all year | 702 |
| Nitrogen, ammonia total [as N] | daily maximum | report only (mg/L) | all year | 702 |
| Nitrogen, Kjeldahl, total [as N] | daily maximum | report only (mg/L) | all year | 702 |
| Nitrite + Nitrate total [as N] | daily 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 | daily maximum | report only (MGD) | all year | 702 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 703 |
| BOD, 5-day, 20 deg. C | daily maximum | report only (mg/L) | all year | 703 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 703 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 703 |
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/WI0060381 · MCP: https://passage-data.com/mcp