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Toronto, City of

Sewage treatment plant, Toronto, Kansas. NPDES permit KS0021890, in force until Dec 31, 2026. Last 12 months: over a limit 12 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: form A monthly (25 values)
Renewal application due
Jul 4, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
20 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
January 2026Nitrogen, ammonia total [as N], monthly average7.5 mg/L≤ 3.5 mg/L114%
February 2026E. coli, monthly geometric mean4610 #/100mL≤ 2358 #/100mL96%
February 2026Nitrogen, ammonia total [as N], monthly average8.86 mg/L≤ 3.5 mg/L153%
April 2026E. coli, monthly geometric mean4610 #/100mL≤ 160 #/100mL2781%
May 2026E. coli, monthly geometric mean1040 #/100mL≤ 160 #/100mL550%
May 2026Nitrogen, ammonia total [as N], daily maximum4.92 mg/L≤ 4.9 mg/L0%
May 2026Nitrogen, ammonia total [as N], monthly average4.92 mg/L≤ 1.6 mg/L208%
July 2026Nitrogen, ammonia total [as N], daily maximum3.44 mg/L≤ 2.7 mg/L27%
July 2026Nitrogen, ammonia total [as N], monthly average3.44 mg/L≤ .9 mg/L282%
August 2026Nitrogen, ammonia total [as N], monthly average2.23 mg/L≤ 1 mg/L123%
September 2026Nitrogen, ammonia total [as N], daily maximum5.6 mg/L≤ 3.6 mg/L56%
September 2026Nitrogen, ammonia total [as N], monthly average5.6 mg/L≤ 1.2 mg/L367%

Limits in force (58)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly averagereport only (mg/L)all year
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
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≤ 3.5 mg/LDec
Nitrogen, ammonia total [as N]monthly average≤ 3.5 mg/LFeb
Nitrogen, ammonia total [as N]monthly average≤ 1.2 mg/LJun
Nitrogen, ammonia total [as N]monthly average≤ 2.9 mg/LNov
Nitrogen, ammonia total [as N]monthly average≤ 3.2 mg/LMar
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/LAug
Nitrogen, ammonia total [as N]monthly average≤ 1.2 mg/LSep
Nitrogen, ammonia total [as N]monthly average≤ 1.6 mg/LMay
Nitrogen, ammonia total [as N]monthly average≤ 2.3 mg/LApr
Nitrogen, ammonia total [as N]monthly average≤ .9 mg/LJul
Nitrogen, ammonia total [as N]monthly average≤ 3.5 mg/LJan
Nitrogen, ammonia total [as N]monthly average≤ 1.9 mg/LOct
Nitrogen, ammonia total [as N]daily maximum≤ 9.6 mg/LDec
Nitrogen, ammonia total [as N]daily maximum≤ 9.6 mg/LFeb
Nitrogen, ammonia total [as N]daily maximum≤ 3.4 mg/LJun
Nitrogen, ammonia total [as N]daily maximum≤ 9.6 mg/LNov
Nitrogen, ammonia total [as N]daily maximum≤ 9.6 mg/LMar
Nitrogen, ammonia total [as N]daily maximum≤ 2.9 mg/LAug
Nitrogen, ammonia total [as N]daily maximum≤ 3.6 mg/LSep
Nitrogen, ammonia total [as N]daily maximum≤ 4.9 mg/LMay
Nitrogen, ammonia total [as N]daily maximum≤ 7.8 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 2.7 mg/LJul
Nitrogen, ammonia total [as N]daily maximum≤ 9.6 mg/LJan
Nitrogen, ammonia total [as N]daily maximum≤ 6.2 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
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
E. colimonthly geometric mean≤ 2358 #/100mLMar
E. colimonthly geometric mean≤ 160 #/100mLOct
E. colimonthly geometric mean≤ 160 #/100mLAug
E. colimonthly geometric mean≤ 2358 #/100mLDec
E. colimonthly geometric mean≤ 160 #/100mLJun
E. colimonthly geometric mean≤ 2358 #/100mLJan
E. colimonthly geometric mean≤ 160 #/100mLSep
E. colimonthly geometric mean≤ 2358 #/100mLFeb
E. colimonthly geometric mean≤ 2358 #/100mLNov
E. colimonthly geometric mean≤ 160 #/100mLMay
E. colimonthly geometric mean≤ 160 #/100mLApr
E. colimonthly geometric mean≤ 160 #/100mLJul
Nitrogen, Total As Ndaily averagereport only (mg/L)all year
Nitrogen, Total As NEPA's "DPD AVG"≤ 7.4 lb/dall year
Phosphorus, Total As Pdaily averagereport only (mg/L)all year
Phosphorus, Total As PEPA's "DPD AVG"≤ 1.33 lb/dall year

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/KS0021890 · MCP: https://passage-data.com/mcp