Velarion Records

Clean Water Act discharge permit · NPDES SC0002925

DUKE ENERGY PROGRESS LLC/H.B. ROBINSON NUCLEAR PLANT, Hartsville, SC: NPDES SC0002925 discharge permit, effluent exceedances, inspections, penalties

DUKE ENERGY PROGRESS LLC/H.B. ROBINSON NUCLEAR PLANT, held by (Unknown Permittee), holds NPDES permit SC0002925. EPA’s file records it issued March 8, 2007 and expiring April 30, 2011. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedDUKE ENERGY PROGRESS LLC/H.B. ROBINSON NUCLEAR PLANT
Permittee as filed(Unknown Permittee)
NPDES IDSC0002925
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMajor discharger
Facility typeNot a publicly owned treatment works
IssuedMarch 8, 2007
Expiration dateApril 30, 2011
Issuing agencyState
AddressHartsville, SC 29550
SubwatershedLake Robinson-Black Creek (HUC 030402010606)
Other EPA IDs (FRS)RCRA handler SCD048374920; ICIS-AIR source SC00008200002

Cited to the EPA ICIS-NPDES permit file (ECHO download); cross-program IDs from EPA’s FRS facility-registry crosswalk.

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.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Oil and grease, hexane extr method10195September 30, 2023120% over the limit
Solids, total suspended13192March 31, 2024213% over the limit
Iron, total [as Fe]7112December 31, 2013117% over the limit
Temperature, water deg. fahrenheit741October 31, 201222% over the limit
Flow, in conduit or thru treatment plant18200
pH17180
Copper, total [as Cu]570
Cadmium, total [as Cd]440
BOD, 5-day, 20 deg. C220
Arsenic, total [as As]220
Chromium, total [as Cr]220
Lead, total [as Pb]220
Nickel, total [as Ni]220
Zinc, total [as Zn]220
Selenium, total [as Se]220
Mercury, total [as Hg]220
Coliform, fecal general220
%Effect Static Renewal 7 Day Chronic Ceriodaphnia dubia220
%Mortality 7Day Chronic Ceriodaphnia dubia220
%Repro Reduc Static Renewal7D Chronic Ceriodaphnia dubia220
Chlorine, total residual110
LC50 Static 48Hr Acute Ceriodaphnia dubia100
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia100

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 SC0002925.

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.

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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 SC0002925 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

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