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NPDES KY0002020 · Clean Water Act

KENTUCKY UTILITIES - EW BROWN GENERATING STATION, Harrodsburg, KY: NPDES KY0002020 discharge permit, effluent exceedances, inspections, penalties

KENTUCKY UTILITIES - EW BROWN GENERATING STATION, Harrodsburg, Kentucky: Individual permit KY0002020, held by Kentucky Utilities - EW Brown Generating Station; Administratively continued; issued October 2, 2019, term to October 31, 2024; discharges to HERRINGTON LAKE; Hydroelectric Power Generation.

22 of the 32 pollutants listed for NPDES KY0002020 have no violation or effluent exceedance.

  • Toxicity, final conc toxicity units: 2 limits, 2 violations of any kind, 2 effluent exceedances, latest December 31, 2010, largest 99,999% over the limit.
  • pH: 10 limits, 3 violations of any kind, 1 effluent exceedance, latest August 31, 2006.
  • Flow, in conduit or thru treatment plant: 18 limits, 14 violations of any kind.
  • Mercury, total recoverable: 14 limits, 12 violations of any kind.
  • Arsenic, total recoverable: 8 limits, 12 violations of any kind.
  • Selenium, total recoverable: 5 limits, 12 violations of any kind.
  • Nitrite + Nitrate total [as N]: 2 limits, 12 violations of any kind.
  • Solids, total suspended: 10 limits, 2 violations of any kind.
  • Hardness, total [as CaCO3]: 8 limits, 2 violations of any kind.
  • Oil and grease: 0 limits, 2 violations of any kind.
  • Cadmium, total recoverable: 8 limits.
  • Copper, total recoverable: 8 limits.
  • Oil & Grease: 6 limits.
  • Nickel, total recoverable: 6 limits.
  • Silver total recoverable: 6 limits.
  • Zinc, total recoverable: 6 limits.
  • Lead, total recoverable: 6 limits.
  • Chromium, total recoverable: 6 limits.
  • Temperature, water deg. fahrenheit: 4 limits.
  • Iron, total recoverable: 4 limits.
  • Thallium, total recoverable: 4 limits.
  • Beryllium, total recoverable [as Be]: 2 limits.
  • Chromium, total [as Cr]: 2 limits.
  • Zinc, total [as Zn]: 2 limits.
  • Antimony, total recoverable: 2 limits.
  • Oxidants, total residual: 2 limits.
  • Priority Pollutants: 2 limits.
  • Chlorine, total residual: 2 limits.
  • Chlorine, free available: 2 limits.
  • Selenium, dry weight: 1 limit.
  • Duration of Oxidant Addition: 1 limit.
  • Cooling Water Intake Inspection: 1 limit.
  • August 4, 2026: Evaluation (S).

KENTUCKY UTILITIES - EW BROWN GENERATING STATION among its neighbors

24 discharge permits are in the Cane Run-Dix River subwatershed (HUC 051002050507); KY0002020 is one. Its county: 33, 2 major; KY0002020 is major permit.

Other permits in the Cane Run-Dix River subwatershed (HUC 051002050507)

Identity

FacilityKENTUCKY UTILITIES - EW BROWN GENERATING STATION
PermitteeKentucky Utilities - EW Brown Generating Station
NPDES IDKY0002020
StatusAdministratively continued
TypeIndividual permit
ClassMajor
Facility typeNon-POTW
IssuedOctober 2, 2019
ExpiresOctober 31, 2024
AddressHarrodsburg, KY 40330
Receiving waterHERRINGTON LAKE
Receiving water impaired303(D) Listed
SubwatershedCane Run-Dix River (HUC 051002050507)
NAICS221111 – Hydroelectric Power Generation
SIC4911 – Electric Services
Other EPA IDs (FRS)RCRA handler KYD000622951; ICIS-AIR source KY0000002116700001

NPDES KY0002020: effluent limits and exceedances

KENTUCKY UTILITIES - EW BROWN GENERATING STATION (NPDES KY0002020): 32 pollutants on file, 31 limited; 10 with a violation of any kind, 2 with an exceedance.

How exceedances are counted.

PollutantLimitsViolationsExceedancesLatestLargest, as filed
Toxicity, final conc toxicity units222December 31, 201099,999% over the limit
pH1031August 31, 2006
Flow, in conduit or thru treatment plant18140
Mercury, total recoverable14120
Arsenic, total recoverable8120
Selenium, total recoverable5120
Nitrite + Nitrate total [as N]2120
Solids, total suspended1020
Hardness, total [as CaCO3]820
Oil and grease020
Cadmium, total recoverable800
Copper, total recoverable800
Oil & Grease600
Nickel, total recoverable600
Silver total recoverable600
Zinc, total recoverable600
Lead, total recoverable600
Chromium, total recoverable600
Temperature, water deg. fahrenheit400
Iron, total recoverable400
Thallium, total recoverable400
Beryllium, total recoverable [as Be]200
Chromium, total [as Cr]200
Zinc, total [as Zn]200
Antimony, total recoverable200
Oxidants, total residual200
Priority Pollutants200
Chlorine, total residual200
Chlorine, free available200
Selenium, dry weight100
Duration of Oxidant Addition100
Cooling Water Intake Inspection100

NPDES KY0002020: inspections, violations and enforcement

NPDES KY0002020: 1 inspection

DateWhat EPA recordedAgency
August 4, 2026EvaluationS

NPDES KY0002020 (KENTUCKY UTILITIES - EW BROWN GENERATING STATION): no single-event violation, formal enforcement action and informal enforcement action on file.

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Permits near NPDES KY0002020

NPDES KY0002020: 32 pollutant rows, 1 dated events; ICIS-NPDES download, loaded October 14, 2026.