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Lecompton Wastewater Plant

Sewage treatment plant, Lecompton, Kansas. NPDES permit KS0055581, in force until Dec 31, 2026. Last 12 months: over a limit 8 times (last September 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: form A monthly (13 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
6 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
October 2025E. coli, monthly geometric mean373 #/100mL≤ 262 #/100mL42%
March 2026BOD, 5-day, 20 deg. C, monthly average62.5 mg/L≤ 30 mg/L108%
March 2026BOD, 5-day, 20 deg. C, maximum weekly average62.5 mg/L≤ 45 mg/L39%
April 2026BOD, 5-day, 20 deg. C, monthly average31.3 mg/L≤ 30 mg/L4%
April 2026E. coli, monthly geometric mean2105 #/100mL≤ 262 #/100mL703%
May 2026E. coli, monthly geometric mean496 #/100mL≤ 262 #/100mL89%
June 2026E. coli, monthly geometric mean809 #/100mL≤ 262 #/100mL209%
September 2026E. coli, monthly geometric mean292 #/100mL≤ 262 #/100mL11%

Limits in force (35)

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
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall 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, ammonia total [as N]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Chloride [as Cl]monthly averagereport only (mg/L)all year
E. colimonthly geometric mean≤ 262 #/100mLAug
E. colimonthly geometric mean≤ 262 #/100mLSep
E. colimonthly geometric mean≤ 262 #/100mLJul
E. colimonthly geometric mean≤ 262 #/100mLJun
E. colimonthly geometric mean≤ 2358 #/100mLNov
E. colimonthly geometric mean≤ 262 #/100mLOct
E. colimonthly geometric mean≤ 2358 #/100mLFeb
E. colimonthly geometric mean≤ 262 #/100mLMay
E. colimonthly geometric mean≤ 2358 #/100mLMar
E. colimonthly geometric mean≤ 262 #/100mLApr
E. colimonthly geometric mean≤ 2358 #/100mLDec
E. colimonthly geometric mean≤ 2358 #/100mLJan
E. coliweekly geometric mean≤ 4348 #/100mLAug
E. coliweekly geometric mean≤ 4348 #/100mLSep
E. coliweekly geometric mean≤ 4348 #/100mLJul
E. coliweekly geometric mean≤ 4348 #/100mLJun
E. coliweekly geometric meanreport only (#/100mL)Nov
E. coliweekly geometric mean≤ 4348 #/100mLOct
E. coliweekly geometric meanreport only (#/100mL)Feb
E. coliweekly geometric mean≤ 4348 #/100mLMay
E. coliweekly geometric meanreport only (#/100mL)Mar
E. coliweekly geometric mean≤ 4348 #/100mLApr
E. coliweekly geometric meanreport only (#/100mL)Dec
E. coliweekly geometric meanreport only (#/100mL)Jan

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/KS0055581 · MCP: https://passage-data.com/mcp