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Sewage treatment plant, La Center, Kentucky. NPDES permit KY0020893, in force until Jul 31, 2028. Last 12 months: over a limit 3 times (last January 2026), 78 of 96 reports late. Source: EPA ECHO, Oct 22, 2026.
| Period ending | Parameter | Reported | Limit | Over by |
|---|---|---|---|---|
| January 2026 | E. coli, 30-day geometric mean | 158 #/100mL | ≤ 130 #/100mL | 22% |
| January 2026 | E. coli, 7-day geometric mean | 517 #/100mL | ≤ 240 #/100mL | 115% |
| January 2026 | Solids, suspended percent removal, monthly average minimum | 74 % | ≥ 85 % | 73% |
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| Temperature, water deg. fahrenheit | average | report only (deg F) | all year | 001 |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year | 001 |
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 2 mg/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mL/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mL/L | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum weekly average | report only (mg/L) | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 45 mL/L | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 45 mL/L | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 84.56 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 42.28 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 127 lb/d | all year | 001 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 63.42 lb/d | all year | 001 |
| pH | minimum | ≥ 6 SU | all year | 001 |
| pH | maximum | ≤ 9 SU | all year | 001 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 001 |
| Solids, total suspended | maximum weekly average | report only (mg/L) | all year | 001 |
| Solids, total suspended | maximum weekly average | ≤ 45 mg/L | all year | 001 |
| Solids, total suspended | maximum weekly average | ≤ 45 mg/L | all year | 001 |
| Solids, total suspended | monthly average | ≤ 42.228 lb/d | all year | 001 |
| Solids, total suspended | monthly average | ≤ 84.56 lb/d | all year | 001 |
| Solids, total suspended | maximum weekly average | ≤ 63.3 lb/d | all year | 001 |
| Solids, total suspended | maximum weekly average | ≤ 126.85 lb/d | all year | 001 |
| Oil & Grease | average | report only (mg/L) | all year | 001 |
| Oil & Grease | maximum | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 001 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 001 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 20 mg/L | all year | 001 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 30 mg/L | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | maximum | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 001 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | maximum weekly average | ≤ .338 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ 0 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ .169 MGD | all year | 001 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 001 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 001 |
| E. coli | 30-day geometric mean | ≤ 130 #/100mL | all year | 001 |
| E. coli | 7-day geometric mean | ≤ 240 #/100mL | all year | 001 |
| Nitrogen, Kjeldahl Total | average | report only (mg/L) | all year | 001 |
| Nitrogen, Kjeldahl Total | maximum | report only (mg/L) | all year | 001 |
| Nitrite Plus Nitrate Total | average | report only (mg/L) | all year | 001 |
| Nitrite Plus Nitrate Total | maximum | report only (mg/L) | all year | 001 |
| Solids, total dissolved [TDS] | average | report only (mg/L) | all year | 001 |
| Solids, total dissolved [TDS] | maximum | report only (mg/L) | all year | 001 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 85 % | all year | 001 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 85 % | all year | 001 |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year | 001 |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year | 001 |
| Report due [yrmoda] | minimum | ≥ 1 N=0;Y=1 | all year | 001 |
| Temperature, water deg. fahrenheit | average | report only (deg F) | all year | 003 |
| Temperature, water deg. fahrenheit | maximum | report only (deg F) | all year | 003 |
| Oxygen, dissolved [DO] | instantaneous minimum | ≥ 2 mg/L | all year | 003 |
| BOD, 5-day, 20 deg. C | monthly average | report only (mg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mL/L | all year | 003 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 30 mL/L | all year | 003 |
| BOD, 5-day, 20 deg. C | maximum weekly average | report only (mg/L) | all year | 003 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 45 mL/L | all year | 003 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 45 mL/L | all year | 003 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 42.28 lb/d | all year | 003 |
| BOD, 5-day, 20 deg. C | monthly average | ≤ 84.56 lb/d | all year | 003 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 63.42 lb/d | all year | 003 |
| BOD, 5-day, 20 deg. C | maximum weekly average | ≤ 127 lb/d | all year | 003 |
| pH | minimum | ≥ 6 SU | all year | 003 |
| pH | maximum | ≤ 9 SU | all year | 003 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 003 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 003 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 003 |
| Solids, total suspended | maximum weekly average | report only (mg/L) | all year | 003 |
| Solids, total suspended | maximum weekly average | ≤ 45 mg/L | all year | 003 |
| Solids, total suspended | maximum weekly average | ≤ 45 mg/L | all year | 003 |
| Solids, total suspended | monthly average | ≤ 84.56 lb/d | all year | 003 |
| Solids, total suspended | monthly average | ≤ 42.228 lb/d | all year | 003 |
| Solids, total suspended | maximum weekly average | ≤ 126.85 lb/d | all year | 003 |
| Solids, total suspended | maximum weekly average | ≤ 63.3 lb/d | all year | 003 |
| Oil & Grease | average | report only (mg/L) | all year | 003 |
| Oil & Grease | maximum | report only (mg/L) | all year | 003 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 003 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, total [as N] | monthly average | report only (mg/L) | all year | 003 |
| Nitrogen, total [as N] | daily maximum | report only (mg/L) | all year | 003 |
| Nitrogen, ammonia total [as N] | monthly average | ≤ 20 mg/L | all year | 003 |
| Nitrogen, ammonia total [as N] | daily maximum | ≤ 30 mg/L | all year | 003 |
| Phosphorus, total [as P] | average | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | maximum | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | monthly average | report only (mg/L) | all year | 003 |
| Phosphorus, total [as P] | daily maximum | report only (mg/L) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ 0 MGD | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | ≤ .169 MGD | all year | 003 |
| Flow, in conduit or thru treatment plant | maximum weekly average | ≤ .338 MGD | all year | 003 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 003 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 003 |
| E. coli | 30-day geometric mean | ≤ 130 #/100mL | all year | 003 |
| E. coli | 7-day geometric mean | ≤ 240 #/100mL | all year | 003 |
| Nitrogen, Kjeldahl Total | average | report only (mg/L) | all year | 003 |
| Nitrogen, Kjeldahl Total | maximum | report only (mg/L) | all year | 003 |
| Nitrite Plus Nitrate Total | average | report only (mg/L) | all year | 003 |
| Nitrite Plus Nitrate Total | maximum | report only (mg/L) | all year | 003 |
| Solids, total dissolved [TDS] | average | report only (mg/L) | all year | 003 |
| Solids, total dissolved [TDS] | maximum | report only (mg/L) | all year | 003 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 85 % | all year | 003 |
| BOD, 5-day, percent removal | monthly average minimum | ≥ 85 % | all year | 003 |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year | 003 |
| Solids, suspended percent removal | monthly average minimum | ≥ 85 % | all year | 003 |
| Report due [yrmoda] | minimum | ≥ 1 N=0;Y=1 | all year | 003 |
Cited limits by parameter: Kentucky's rules and the federal ones.
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