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Kuttawa STP

Sewage treatment plant, Kuttawa, Kentucky. NPDES permit KY0020419 expired May 31, 2023; its limits still apply. Last 12 months: over a limit 10 times (last August 2026), 3 of 15 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form 1 monthly (37 values), form 2 quarterly (6 values), form 4 yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
10 values over a limit, 0 required values missing, 2 of 17 reports late

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

Period endingParameterReportedLimitOver by
October 2025E. coli, 7-day geometric mean921 #/100mL≤ 240 #/100mL284%
November 2025BOD, 5-day, 20 deg. C, monthly average113.5 mg/L≤ 30 mg/L278%
November 2025BOD, 5-day, 20 deg. C, monthly average192.157 lb/d≤ 82.6 lb/d133%
November 2025BOD, 5-day, 20 deg. C, maximum weekly average440 mg/L≤ 45 mg/L878%
November 2025BOD, 5-day, 20 deg. C, maximum weekly average744.9 lb/d≤ 123.9 lb/d501%
November 2025BOD, 5-day, percent removal, monthly average minimum74 %≥ 85 %73%
March 2026BOD, 5-day, 20 deg. C, maximum weekly average48 mg/L≤ 45 mg/L7%
June 2026Solids, total suspended, monthly average38.725 mg/L≤ 30 mg/L29%
June 2026Solids, total suspended, maximum weekly average58.5 mg/L≤ 45 mg/L30%
August 2026Solids, total suspended, maximum weekly average53.6 mg/L≤ 45 mg/L19%

Limits in force (65)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitaveragereport only (deg F)all year
Temperature, water deg. fahrenheitmaximumreport only (deg F)all year
Oxygen, dissolved [DO]instantaneous minimum≥ 2 mg/Lall 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 average≤ 82.6 lb/dall year
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 123.9 lb/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmaximum weekly averagereport only (mg/L)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 82.6 lb/dall year
Solids, total suspendedmaximum weekly average≤ 123.9 lb/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedmaximum weekly averagereport only (mg/L)all year
Oil & Greaseaveragereport only (mg/L)all year
Oil & Greasemaximumreport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 20 mg/Lall year
Nitrogen, ammonia total [as N]maximum weekly average≤ 39 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 55.1 lb/dall year
Nitrogen, ammonia total [as N]maximum weekly average≤ 82.6 lb/dall year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Phosphorus, total [as P]maximumreport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]daily maximumreport only (mg/L)all year
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year
Hardness, total [as CaCO3]maximum weekly averagereport only (mg/L)all year
Hardness, total [as CaCO3]daily maximumreport only (mg/L)all year
Copper, total recoverablemonthly average≤ 12.82 ug/Lall year
Copper, total recoverablemonthly average≤ 18.77 ug/Lall year
Copper, total recoverabledaily maximum≤ 19.87 ug/Lall year
Copper, total recoverabledaily maximum≤ 18.89 ug/Lall year
Copper, total recoverablemonthly averagereport only (ug/L)all year
Copper, total recoverabledaily maximumreport only (ug/L)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmaximum weekly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmaximum weekly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualmonthly average≤ .011 mg/Lall year
Chlorine, total residualdaily maximum≤ .019 mg/Lall year
E. coli30-day geometric mean≤ 130 #/100mLall year
E. coli7-day geometric mean≤ 240 #/100mLall year
Nitrogen, Kjeldahl Totalaveragereport only (mg/L)all year
Nitrogen, Kjeldahl Totalmaximumreport only (mg/L)all year
Nitrite Plus Nitrate Totalaveragereport only (mg/L)all year
Nitrite Plus Nitrate Totalmaximumreport only (mg/L)all year
Solids, total dissolved [TDS]averagereport only (mg/L)all year
Solids, total dissolved [TDS]maximumreport only (mg/L)all year
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year
Solids, suspended percent removalmonthly average minimum≥ 85 %all year

How strict are these limits?

Cited limits by parameter: Kentucky'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/KY0020419 · MCP: https://passage-data.com/mcp