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

Chaseburg, Village of

Sewage treatment plant, Chaseburg, Wisconsin. NPDES permit WI0025348 expired Mar 31, 2019; its limits still apply. Last 12 months: over a limit 2 times (last February 2026), 97 required values missing, 12 of 33 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: outfall 001 form A monthly (12 values), outfall 701 form A monthly (6 values), outfall 702 form A monthly (8 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 60 required values missing, 9 of 36 reports late

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

Period endingParameterReportedLimitOver by
February 2026Solids, total suspended, monthly average30.875≤ 30 mg/L3%
February 2026Solids, total suspended, weekly average47.5≤ 45 mg/L6%

Limits in force (26)

ParameterStatisticLimitMonthsOutfall
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]daily maximumreport only (mg/L)all year001
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year001
Copper, total recoverabledaily maximum≤ 71 ug/Lall year001
Copper, total recoverabledaily maximum≤ .082 lb/dall year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year001
BOD, carbonaceous [5 day, 5 C]weekly average≤ 40 mg/Lall year001
BOD, carbonaceous [5 day, 5 C]monthly average≤ 25 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year701
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year701
Solids, total suspendedmonthly averagereport only (mg/L)all year701
Solids, total suspendeddaily maximumreport only (mg/L)all year701
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year701
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year701
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year702
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year702
pHdaily minimum≥ 6 SUall year702
pHdaily maximum≤ 9 SUall year702
Solids, total suspendedmonthly averagereport only (mg/L)all year702
Solids, total suspendeddaily maximumreport only (mg/L)all year702
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year702
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year702

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/WI0025348 · MCP: https://passage-data.com/mcp