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Grand View Sanitary District

Sewage treatment plant, Grand View, Wisconsin. NPDES permit WI0035131 expired Mar 31, 2026; its limits still apply. Last 12 months: over a limit 3 times (last April 2026), 12 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 21 days after each period: outfall 001 form A monthly (7 values), outfall 701 form A monthly (5 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
6 values over a limit, 24 required values missing, 2 of 24 reports late

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

Period endingParameterReportedLimitOver by
January 2026BOD, carbonaceous [5 day, 5 C], monthly average21≤ 16 mg/L31%
March 2026BOD, carbonaceous [5 day, 5 C], monthly average18≤ 16 mg/L13%
April 2026BOD, carbonaceous [5 day, 5 C], monthly average18.25≤ 16 mg/L14%

Limits in force (12)

ParameterStatisticLimitMonthsOutfall
Oxygen, dissolved [DO]daily minimum≥ 4 mg/Lall year001
Solids, total suspendedweekly average≤ 30 mg/Lall year001
Solids, total suspendedmonthly average≤ 20 mg/Lall 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, carbonaceous [5 day, 5 C]weekly average≤ 25 mg/Lall year001
BOD, carbonaceous [5 day, 5 C]monthly average≤ 16 mg/Lall 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
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year701
Flow, in conduit or thru treatment plantmonthly maximumreport only (MGD)all year701
BOD, carbonaceous [5 day, 5 C]monthly 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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WI0035131 · MCP: https://passage-data.com/mcp