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Madison Wastewater Plant

Sewage treatment plant, Madison, Kansas. NPDES permit KS0093858, in force until Dec 31, 2026. Last 12 months: over a limit 2 times (last June 2026), 1 of 3 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: form A quarterly (14 values)
Renewal application due
Jul 4, 2026 · 180 days before expiry; your permit may set another date
Last report on file
June 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 0 of 4 reports late

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

Period endingParameterReportedLimitOver by
December 2025Solids, total suspended, monthly average115 mg/L≤ 80 mg/L44%
June 2026Solids, total suspended, monthly average83.3 mg/L≤ 80 mg/L4%

Limits in force (17)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
pHmonthly averagereport only (SU)all year
Solids, total suspendedmonthly average≤ 80 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 120 mg/Lall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 3.8 mg/Lall year
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Lead, total recoverablemonthly averagereport only (ug/L)all year
E. colimonthly geometric mean≤ 3843 #/100mLNov, Dec
E. colimonthly geometric mean≤ 427 #/100mLJul–Sep
E. colimonthly geometric mean≤ 427 #/100mLApr–Jun
E. colimonthly geometric mean≤ 3843 #/100mLJan–Mar

How strict are these limits?

Cited limits by parameter: Kansas'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/KS0093858 · MCP: https://passage-data.com/mcp