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Electric Services, major discharger, Louisa, Kentucky. NPDES permit KY0000221, in force until Jun 30, 2028. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.
| Parameter | Statistic | Limit | Months | Outfall |
|---|---|---|---|---|
| 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 | daily maximum | report only (mg/L) | all year | 001 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 001 |
| Oil & Grease | 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 | daily maximum | report only (MGD) | all year | 001 |
| Zinc, total recoverable | monthly average | ≤ 1 mg/L | all year | 002 |
| Zinc, total recoverable | daily maximum | ≤ 1 mg/L | all year | 002 |
| Chromium, total recoverable | monthly average | ≤ .2 mg/L | all year | 002 |
| Chromium, total recoverable | daily maximum | ≤ .2 mg/L | all year | 002 |
| Total residual ooxidant-discharge time | daily maximum | ≤ 120 min/d | all year | 002 |
| Oxidants, total residual | monthly average | report only (mg/L) | all year | 002 |
| Oxidants, total residual | daily maximum | ≤ .2 mg/L | all year | 002 |
| Priority Pollutants | monthly average | ≤ 0 mg/L | all year | 002 |
| Priority Pollutants | daily maximum | ≤ 0 mg/L | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 002 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 002 |
| Chlorine, free available | monthly average | ≤ .2 mg/L | all year | 002 |
| Chlorine, free available | daily maximum | ≤ .5 mg/L | all year | 002 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 006 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 006 |
| Cooling Water Intake Inspection | maximum | report only (pass=0;fail=1) | all year | 006 |
| pH | minimum | ≥ 6 SU | all year | 007 |
| pH | maximum | ≤ 9 SU | all year | 007 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 007 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 007 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 007 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 007 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 007 |
| Copper, total recoverable | monthly average | report only (ug/L) | all year | 007 |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | 007 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 007 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 007 |
| pH | minimum | ≥ 6 SU | all year | 008 |
| pH | maximum | ≤ 9 SU | all year | 008 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 008 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 008 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 008 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 008 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 008 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 008 |
| Mercury, total recoverable | monthly maximum | report only (ug/L) | all year | 008 |
| Mercury, total recoverable | daily maximum | report only (ug/L) | all year | 008 |
| pH | minimum | ≥ 6 SU | all year | 014 |
| pH | maximum | ≤ 9 SU | all year | 014 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 014 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 014 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 014 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 014 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 014 |
| Copper, total recoverable | monthly average | report only (ug/L) | all year | 014 |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | 014 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 014 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 014 |
| pH | minimum | ≥ 6 SU | all year | 016 |
| pH | maximum | ≤ 9 SU | all year | 016 |
| Solids, total suspended | monthly average | report only (mg/L) | all year | 016 |
| Solids, total suspended | daily maximum | report only (mg/L) | all year | 016 |
| Oil & Grease | monthly average | report only (mg/L) | all year | 016 |
| Oil & Grease | daily maximum | report only (mg/L) | all year | 016 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 016 |
| Copper, total recoverable | monthly average | report only (ug/L) | all year | 016 |
| Copper, total recoverable | daily maximum | report only (ug/L) | all year | 016 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 016 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 016 |
| pH | minimum | ≥ 6 SU | all year | 018 |
| pH | maximum | ≤ 9 SU | all year | 018 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 018 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 018 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 018 |
| Oil & Grease | daily maximum | ≤ 20 mg/L | all year | 018 |
| Thallium, total recoverable | monthly average | report only (ug/L) | all year | 018 |
| Thallium, total recoverable | daily maximum | report only (ug/L) | all year | 018 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 018 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 018 |
| pH | minimum | ≥ 6 SU | all year | 020 |
| pH | maximum | ≤ 9 SU | all year | 020 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 020 |
| Solids, total suspended | daily maximum | ≤ 73.5 mg/L | all year | 020 |
| Oil & Grease | monthly average | ≤ 8.7 mg/L | all year | 020 |
| Oil & Grease | daily maximum | ≤ 10.7 mg/L | all year | 020 |
| Hardness, total [as CaCO3] | monthly average | report only (mg/L) | all year | 020 |
| Hardness, total [as CaCO3] | daily maximum | report only (mg/L) | all year | 020 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 020 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 020 |
| Mercury, total recoverable | monthly average | report only (ug/L) | all year | 020 |
| Mercury, total recoverable | daily maximum | report only (ug/L) | all year | 020 |
| pH | minimum | ≥ 6 SU | all year | 022 |
| pH | maximum | ≤ 9 SU | all year | 022 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 022 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 022 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 022 |
| Oil & Grease | daily maximum | ≤ 20 mg/L | all year | 022 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 022 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 022 |
| pH | minimum | ≥ 6 SU | all year | 023 |
| pH | maximum | ≤ 9 SU | all year | 023 |
| Solids, total suspended | monthly average | ≤ 30 mg/L | all year | 023 |
| Solids, total suspended | daily maximum | ≤ 100 mg/L | all year | 023 |
| Oil & Grease | monthly average | ≤ 15 mg/L | all year | 023 |
| Oil & Grease | daily maximum | ≤ 20 mg/L | all year | 023 |
| Flow, in conduit or thru treatment plant | monthly average | report only (MGD) | all year | 023 |
| Flow, in conduit or thru treatment plant | daily maximum | report only (MGD) | all year | 023 |
Cited limits by parameter: Kentucky's rules and the federal ones.
Same industry: the 29 Electric Services permits in Kentucky.
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