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Nasonville Dairy Inc

Cheese, Natural And Processed, Marshfield, Wisconsin. NPDES permit WI0040312 expired Mar 31, 2019; its limits still apply. Last 12 months: over a limit 3 times (last April 2026), 24 required values missing, 7 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (12 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
3 values over a limit, 1 required value missing, 7 of 12 reports late

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

Period endingParameterReportedLimitOver by
April 2026BOD, 5-day, 20 deg. C, daily maximum21.29≤ 12.3 lb/d73%
April 2026BOD, 5-day, 20 deg. C, monthly average8.7225≤ 6.2 lb/d41%
April 2026Solids, total suspended, monthly average9.1875≤ 7.8 lb/d18%

Limits in force (12)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitdaily maximumreport only (deg F)all year
BOD, 5-day, 20 deg. Cweekly average≤ 10 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 6.2 lb/dall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 12.3 lb/dall year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 7.8 lb/dall year
Solids, total suspendeddaily maximum≤ 31.3 lb/dall year
Phosphorus, total [as P]rolling averagereport only (mg/L)all year
Chloride [as Cl]daily maximumreport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (gal/d)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (gal/d)all year

How strict are these limits?

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

Same industry: the 75 Food and Kindred Products permits in Wisconsin.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/WI0040312 · MCP: https://passage-data.com/mcp