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Tonganoxie, City of

Sewage treatment plant, Tonganoxie, Kansas. NPDES permit KS0093092, in force until Nov 30, 2026. Last 12 months: over a limit once (last June 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: form A monthly (25 values)
Renewal application due
Jun 3, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
2 values over a limit, 0 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
June 2026E. coli, monthly geometric mean488 #/100mL≤ 262 #/100mL86%

Limits in force (80)

ParameterStatisticLimitMonths
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LNov
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LDec
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LApr
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LOct
BOD, 5-day, 20 deg. Cmonthly average≤ 25 mg/LJun
BOD, 5-day, 20 deg. Cmonthly average≤ 25 mg/LSep
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LMay
BOD, 5-day, 20 deg. Cmonthly average≤ 25 mg/LAug
BOD, 5-day, 20 deg. Cmonthly average≤ 25 mg/LJul
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LFeb
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LJan
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/LMar
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/LNov
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/LDec
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/LApr
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/LOct
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 40 mg/LJun
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 40 mg/LSep
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/LMay
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 40 mg/LAug
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 40 mg/LJul
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/LFeb
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/LJan
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/LMar
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (lb/d)all year
Nitrogen, ammonia total [as N]monthly average≤ 3.2 mg/LFeb
Nitrogen, ammonia total [as N]monthly average≤ 3.2 mg/LMar
Nitrogen, ammonia total [as N]monthly average≤ 1.1 mg/LJun
Nitrogen, ammonia total [as N]monthly average≤ 2.9 mg/LNov
Nitrogen, ammonia total [as N]monthly average≤ 2.3 mg/LApr
Nitrogen, ammonia total [as N]monthly average≤ 1.7 mg/LMay
Nitrogen, ammonia total [as N]monthly average≤ .9 mg/LJul
Nitrogen, ammonia total [as N]monthly average≤ 3.2 mg/LDec
Nitrogen, ammonia total [as N]monthly average≤ 3.2 mg/LJan
Nitrogen, ammonia total [as N]monthly average≤ .9 mg/LAug
Nitrogen, ammonia total [as N]monthly average≤ 1.1 mg/LSep
Nitrogen, ammonia total [as N]monthly average≤ 1.8 mg/LOct
Nitrogen, ammonia total [as N]daily maximum≤ 9.5 mg/LFeb
Nitrogen, ammonia total [as N]daily maximum≤ 9.5 mg/LMar
Nitrogen, ammonia total [as N]daily maximum≤ 3.6 mg/LJun
Nitrogen, ammonia total [as N]daily maximum≤ 9.5 mg/LNov
Nitrogen, ammonia total [as N]daily maximum≤ 8.1 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 5.6 mg/LMay
Nitrogen, ammonia total [as N]daily maximum≤ 2.7 mg/LJul
Nitrogen, ammonia total [as N]daily maximum≤ 9.5 mg/LDec
Nitrogen, ammonia total [as N]daily maximum≤ 9.5 mg/LJan
Nitrogen, ammonia total [as N]daily maximum≤ 2.7 mg/LAug
Nitrogen, ammonia total [as N]daily maximum≤ 3.4 mg/LSep
Nitrogen, ammonia total [as N]daily maximum≤ 5.9 mg/LOct
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all 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
Phosphorus, total [as P]monthly averagereport only (lb/d)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Lead, total recoverablemonthly averagereport only (ug/L)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
E. colimonthly geometric mean≤ 262 #/100mLApr
E. colimonthly geometric mean≤ 262 #/100mLAug
E. colimonthly geometric mean≤ 2358 #/100mLDec
E. colimonthly geometric mean≤ 262 #/100mLJun
E. colimonthly geometric mean≤ 2358 #/100mLMar
E. colimonthly geometric mean≤ 2358 #/100mLFeb
E. colimonthly geometric mean≤ 262 #/100mLJul
E. colimonthly geometric mean≤ 2358 #/100mLNov
E. colimonthly geometric mean≤ 262 #/100mLMay
E. colimonthly geometric mean≤ 2358 #/100mLJan
E. colimonthly geometric mean≤ 262 #/100mLOct
E. colimonthly geometric mean≤ 262 #/100mLSep
Nitrogen, Total As Ndaily averagereport only (mg/L)all year
Nitrogen, Total As NEPA's "DPD AVG"report only (lb/d)all year
Phosphorus, Total As Pdaily averagereport only (mg/L)all year
Phosphorus, Total As PEPA's "DPD AVG"report only (lb/d)all year

How strict are these limits?

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/KS0093092 · MCP: https://passage-data.com/mcp