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Catlettsburg STP

Sewage treatment plant, Catlettsburg, Kentucky. NPDES permit KY0035467, in force until Aug 31, 2029. Last 12 months: over a limit 3 times (last April 2026), 4 of 23 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: outfall 001 form 1 monthly (32 values), outfall 008 form C monthly (3 values), outfall 001 form 4 yearly
Last report on file
August 2026
Oct 2024 – Sep 2025
9 values over a limit, 114 required values missing, 11 of 25 reports late

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

Period endingParameterReportedLimitOver by
December 2025BOD, 5-day, percent removal, monthly average minimum69 %≥ 85 %107%
December 2025Solids, suspended percent removal, monthly average minimum66 %≥ 85 %127%
April 2026Solids, suspended percent removal, monthly average minimum83 %≥ 85 %13%

Limits in force (47)

ParameterStatisticLimitMonthsOutfall
Temperature, water deg. fahrenheitaveragereport only (deg F)all year001
Temperature, water deg. fahrenheitmaximumreport only (deg F)all year001
Precipitation, total defined period/inmonthly totalreport only (in)all year001
Oxygen, dissolved [DO]instantaneous minimum≥ 2 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/Lall year001
BOD, 5-day, 20 deg. Cmonthly average≤ 162.63 lb/dall year001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 243.95 lb/dall year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year001
BOD, 5-day, 20 deg. Cmaximum weekly averagereport only (mg/L)all year001
pHminimum≥ 6 SUall year001
pHmaximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year001
Solids, total suspendedmonthly average≤ 162.63 lb/dall year001
Solids, total suspendedmaximum weekly average≤ 243.95 lb/dall year001
Solids, total suspendedmonthly averagereport only (mg/L)all year001
Solids, total suspendedmaximum weekly averagereport only (mg/L)all year001
Oil & Greaseaveragereport only (mg/L)all year001
Oil & Greasemaximumreport only (mg/L)all year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, total [as N]daily maximumreport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly average≤ 20 mg/Lall year001
Nitrogen, ammonia total [as N]daily maximum≤ 30 mg/Lall year001
Phosphorus, total [as P]averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]maximumreport only (mg/L)all year001
Phosphorus, total [as P]daily maximumreport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantmaximum weekly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Flow, in conduit or thru treatment plantmaximum weekly averagereport only (MGD)all year001
Chlorine, total residualmonthly average≤ .011 mg/Lall year001
Chlorine, total residualdaily maximum≤ .019 mg/Lall year001
E. coli30-day geometric mean≤ 130 #/100mLall year001
E. coli7-day geometric mean≤ 240 #/100mLall year001
Nitrogen, Kjeldahl Totalaveragereport only (mg/L)all year001
Nitrogen, Kjeldahl Totalmaximumreport only (mg/L)all year001
Nitrite Plus Nitrate Totalaveragereport only (mg/L)all year001
Nitrite Plus Nitrate Totalmaximumreport only (mg/L)all year001
Solids, total dissolved [TDS]averagereport only (mg/L)all year001
Solids, total dissolved [TDS]maximumreport only (mg/L)all year001
BOD, 5-day, percent removalmonthly average minimum≥ 85 %all year001
Solids, suspended percent removalmonthly average minimum≥ 85 %all year001
Durationmonthly totalreport only (hr/mo)all year008
Overflowsmonthly totalreport only (#/mo)all year008
Overflow volume [SS0 volume, CSO volume]monthly totalreport only (Mgal)all year008

Cited limits by parameter: Kentucky'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/KY0035467 · MCP: https://passage-data.com/mcp