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Clean Water Act discharge permit · NPDES CA0024571

FAIRHAVEN POWER FACILITY, Humboldt County, CA: NPDES CA0024571 discharge permit, effluent exceedances, inspections, penalties

FAIRHAVEN POWER FACILITY, held by DG Fairhaven Power, LLC, holds NPDES permit CA0024571, which discharges to Pacific Ocean. EPA’s file records it issued April 26, 2012 and expiring June 30, 2017. The status and dates are as EPA’s permit file stood when Velarion loaded it (October 14, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedFAIRHAVEN POWER FACILITY
Permittee as filedDG Fairhaven Power, LLC
NPDES IDCA0024571
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typeNot a publicly owned treatment works
IssuedApril 26, 2012
Expiration dateJune 30, 2017
AddressHumboldt County, CA 95564
Receiving waterPacific Ocean
Receiving water impaired303(D) Listed
SubwatershedHumboldt Bay (HUC 180101020605)
SIC4911 – Electric Services
Other EPA IDs (FRS)RCRA handler CAL000423888; ICIS-AIR source CANCU0000602300012

Cited to the EPA ICIS-NPDES permit file (ECHO download) and EPA’s NAICS/SIC and component files, the same 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; the 60 with the most exceedances of 175 are shown.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Chlorine, free available2406February 29, 2020300% over the limit
pH61082September 30, 2019
Flow, in conduit or thru treatment plant61020
Copper, total recoverable7940
Zinc, total recoverable3510
Chromium, total recoverable3320
Solids, total suspended2210
Chlorine, total residual2210
Oil and grease2200
Temperature, water deg. fahrenheit0160
Cyanide, total [as CN]380
Arsenic, total recoverable380
Selenium, total recoverable380
Thallium, total recoverable380
Beryllium, total recoverable [as Be]380
Nickel, total recoverable380
Silver total recoverable380
Cadmium, total recoverable380
Lead, total recoverable380
Antimony, total recoverable380
2-Methyl-4,6-dinitrophenol380
Dichlorobromomethane380
Carbon tetrachloride380
1,2-Dichloroethane380
Dibromochloromethane380
Chloroform380
Toluene380
Benzene380
Acrolein380
Acrylonitrile380
Bis[2-chloroethyl] ether380
Bis[2-chloroethoxy]methane380
Bis[2-chloroisopropyl] ether380
Chlorobenzene380
Diethyl phthalate380
Dimethyl phthalate380
1,2-Diphenylhydrazine380
Ethylbenzene380
Fluoranthene380
Hexachlorocyclopentadiene380
Hexachlorobutadiene380
Hexachloroethane380
Isophorone380
Methylene chloride380
N-Nitrosodi-N-propylamine380
N-Nitrosodiphenylamine380
N-Nitrosodimethylamine [NDMA]380
Nitrobenzene380
Tetrachloroethylene380
1,1-Dichloroethylene380
1,1,1-Trichloroethane380
1,1,2-Trichloroethane380
1,1,2,2-Tetrachloroethane380
1,4-Dichlorobenzene380
2,4-Dinitrotoluene380
2,4-Dinitrophenol380
2,4,6-Trichlorophenol380
3,3'-Dichlorobenzidine380
Di[2-ethylhexyl] phthalate [DEHP]380
Di-n-butyl phthalate380

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 CA0024571.

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 CA0024571 there.

Nearby on the register

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

What this page shows

This public-records page covers NPDES permit CA0024571 for the FAIRHAVEN POWER FACILITY in Humboldt County, CA, held by DG Fairhaven Power, LLC, with a Minor Discharger class and an administratively continued status. The facts list 162 as the discharger class figure, 2 pollutants under a numeric limit, and 2 pollutants with an effluent exceedance.