Passage Data · Check a report · Use it from your AI

Ettrick Village

Sewage treatment plant, Ettrick, Wisconsin. NPDES permit WI0020621 expired Jun 30, 2025; its limits still apply. Last 12 months: over a limit 2 times (last June 2026), 15 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form A monthly (9 values), outfall 701 form A monthly (4 values), outfall 001 form AN yearly
Last report on file
June 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 0 of 25 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
April 2026Phosphorus, total [as P], monthly average1.2935≤ 1 mg/L29%
June 2026Phosphorus, total [as P], monthly average1.0958≤ 1 mg/L10%

Limits in force (15)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
pHdaily minimum≥ 6 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedweekly average≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Phosphorus, total [as P]monthly average≤ 1 mg/Lall year001
Phosphorus, total [as P]annual averagereport only (lb/yr)all year001
Phosphorus, total [as P]annual maximumreport only (lb/yr)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly maximumreport only (MGD)all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year701
BOD, 5-day, 20 deg. Cmonthly maximumreport only (mg/L)all year701
Solids, total suspendedmonthly averagereport only (mg/L)all year701
Solids, total suspendedmonthly maximumreport only (mg/L)all year701

How strict are these limits?

Cited limits by parameter: Wisconsin's rules and the federal ones.

Check this month's numbers Email me before each report is due

· 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/WI0020621 · MCP: https://passage-data.com/mcp