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Clean Water Act discharge permit · NPDES KY0022390

RADCLIFF STP, Radcliff, KY: NPDES KY0022390 discharge permit, effluent exceedances, inspections, penalties

RADCLIFF STP, held by Radcliff STP, holds NPDES permit KY0022390, which discharges to Ut / Mill Crk. EPA’s file records it issued January 3, 2018 and expiring February 28, 2023. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedRADCLIFF STP
Permittee as filedRadcliff STP
NPDES IDKY0022390
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMajor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedJanuary 3, 2018
Expiration dateFebruary 28, 2023
AddressRadcliff, KY 40159
Receiving waterUT / MILL CRK
SubwatershedLower Mill Creek (HUC 051401021302)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant; the 60 with the most exceedances of 119 are shown.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Nitrogen, ammonia total [as N]455July 31, 2009290% over the limit
BOD, carbonaceous [5 day, 20 C]664June 30, 202180% over the limit
Toxicity, final conc toxicity units144June 30, 202399,999% over the limit
Coliform, fecal general011February 28, 200915% over the limit
Toxicity, Chronic011September 30, 202599,999% over the limit
Solids, total suspended600
Phosphorus, total [as P]600
Nitrogen, total [as N]400
Flow, in conduit or thru treatment plant400
Temperature, water deg. fahrenheit200
pH200
Oil & Grease200
Cyanide, free [amenable to chlorination]200
Hardness, total [as CaCO3]200
Arsenic, total recoverable200
Selenium, total recoverable200
Thallium, total recoverable200
Beryllium, total recoverable [as Be]200
Nickel, total recoverable200
Silver total recoverable200
Zinc, total recoverable200
Cadmium, total recoverable200
Lead, total recoverable200
Chromium, total recoverable200
Copper, total recoverable200
Antimony, total recoverable200
Dichlorobromomethane200
Carbon tetrachloride200
1,2-Dichloroethane200
Bromoform200
Chloroform200
Toluene200
Benzene200
Acenaphthylene200
Acenaphthene200
Acrolein200
Acrylonitrile200
Anthracene200
Benzo[k]fluoranthene200
Benzo[a]pyrene200
Bis[2-chloroethyl] ether200
Bis[2-chloroethoxy]methane200
Bis[2-chloroisopropyl] ether200
Butyl benzyl phthalate200
Chlorobenzene200
Chlorodibromomethane200
Chrysene200
Diethyl phthalate200
Dimethyl phthalate200
1,2-Diphenylhydrazine200
Ethylbenzene200
Fluoranthene200
Fluorene200
Hexachlorocyclopentadiene200
Hexachloroethane200
Indeno[1,2,3-cd]pyrene200
Isophorone200
Methyl bromide [Bromomethane]200
Methyl chloride [Chloromethane]200
Methylene chloride200

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

EPA’s single-event violation file, as loaded, holds no violation for NPDES KY0022390.

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, KY0022390.

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  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID KY0022390 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 14, 2026.