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Olive Hill STP

Sewage treatment plant, Olive Hill, Kentucky. NPDES permit KY0025925, in force until Oct 31, 2028. Last 12 months: over a limit 24 times (last May 2026), 2 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form 1 monthly (37 values), form 4 yearly
Renewal application due
May 4, 2028 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
16 values over a limit, 0 required values missing, 1 of 13 reports late

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

All 24 values over a limit
Period endingParameterReportedLimitOver by
October 2025BOD, carb-5 day, 20 deg C, percent removal, monthly average minimum59 %≥ 85 %173%
October 2025BOD, carbonaceous [5 day, 20 C], daily maximum198.71 lb/d≤ 43.8 lb/d354%
October 2025BOD, carbonaceous [5 day, 20 C], monthly average42 mg/L≤ 10 mg/L320%
October 2025BOD, carbonaceous [5 day, 20 C], monthly average91.8 lb/d≤ 29.2 lb/d214%
October 2025BOD, carbonaceous [5 day, 20 C], maximum weekly average78 mg/L≤ 15 mg/L420%
November 2025BOD, carb-5 day, 20 deg C, percent removal, monthly average minimum79 %≥ 85 %40%
November 2025BOD, carbonaceous [5 day, 20 C], daily maximum63.8 lb/d≤ 43.8 lb/d46%
November 2025BOD, carbonaceous [5 day, 20 C], monthly average< 16 mg/L≤ 10 mg/L60%
November 2025BOD, carbonaceous [5 day, 20 C], monthly average< 40.71 lb/d≤ 29.2 lb/d39%
November 2025BOD, carbonaceous [5 day, 20 C], maximum weekly average25 mg/L≤ 15 mg/L67%
December 2025BOD, carb-5 day, 20 deg C, percent removal, monthly average minimum73 %≥ 85 %80%
December 2025BOD, carbonaceous [5 day, 20 C], daily maximum368.27 lb/d≤ 43.8 lb/d741%
December 2025BOD, carbonaceous [5 day, 20 C], monthly average35 mg/L≤ 10 mg/L250%
December 2025BOD, carbonaceous [5 day, 20 C], monthly average96.86 lb/d≤ 29.2 lb/d232%
December 2025BOD, carbonaceous [5 day, 20 C], maximum weekly average123 mg/L≤ 15 mg/L720%
January 2026BOD, carbonaceous [5 day, 20 C], monthly average16 mg/L≤ 10 mg/L60%
January 2026BOD, carbonaceous [5 day, 20 C], monthly average29.32 lb/d≤ 29.2 lb/d0%
January 2026BOD, carbonaceous [5 day, 20 C], maximum weekly average21 mg/L≤ 15 mg/L40%
February 2026BOD, carb-5 day, 20 deg C, percent removal, monthly average minimum84 %≥ 85 %7%
February 2026BOD, carbonaceous [5 day, 20 C], daily maximum194.46 lb/d≤ 43.8 lb/d344%
February 2026BOD, carbonaceous [5 day, 20 C], monthly average17 mg/L≤ 10 mg/L70%
February 2026BOD, carbonaceous [5 day, 20 C], monthly average95.11 lb/d≤ 29.2 lb/d226%
February 2026BOD, carbonaceous [5 day, 20 C], maximum weekly average29 mg/L≤ 15 mg/L93%
May 2026BOD, carbonaceous [5 day, 20 C], daily maximum72.89 lb/d≤ 43.8 lb/d66%

Limits in force (53)

ParameterStatisticLimitMonths
Temperature, water deg. fahrenheitaveragereport only (deg F)all year
Temperature, water deg. fahrenheitmaximumreport only (deg F)all year
Oxygen, dissolved [DO]instantaneous minimum≥ 7 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 87.6 lb/dall year
Solids, total suspendeddaily maximum≤ 131 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≤ 2 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 3 mg/LMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 7.5 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 5.8 lb/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 14.6 lb/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 8.7 lb/dMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 21.9 lb/dJan, Feb, Mar, Apr, Nov, Dec
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
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 plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmaximum weekly averagereport 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, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]maximum weekly average≤ 15 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 29.2 lb/dall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 43.8 lb/dall year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]maximum weekly averagereport only (mg/L)all year
BOD, carb-5 day, 20 deg C, 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/KY0025925 · MCP: https://passage-data.com/mcp