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Clean Water Act discharge permit · NPDES CA0022721

CITY OF FERNDALE WWTP, Ferndale, CA: NPDES CA0022721 discharge permit, effluent exceedances, inspections, penalties

CITY OF FERNDALE WWTP, held by Ferndale, City of, holds NPDES permit CA0022721, which discharges to Francis Creek, Salt River. EPA’s file records it issued December 6, 2012 and expiring January 31, 2018. 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 filedCITY OF FERNDALE WWTP
Permittee as filedFerndale, City of
NPDES IDCA0022721
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMinor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedDecember 6, 2012
Expiration dateJanuary 31, 2018
AddressFerndale, CA 95536
Receiving waterFrancis Creek, Salt River
Receiving water impaired303(D) Listed

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 152 are shown.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Coliform, total general25638July 31, 202199,999% over the limit
Solids, suspended percent removal14436March 31, 202699,999% over the limit
BOD, 5-day, percent removal13522February 28, 2026560% over the limit
Solids, settleable24917January 31, 20261,900% over the limit
Chlorine, total residual04115February 28, 200699,999% over the limit
Nitrogen, ammonia total [as N]12314September 30, 2024900% over the limit
Solids, total suspended66010July 31, 20254,793% over the limit
pH2339June 30, 2024
Nitrogen, total [as N]198May 31, 2025180% over the limit
BOD, 5-day, 20 deg. C6576September 30, 20244,053% over the limit
Nitrogen, nitrate total [as N]155October 31, 201830% over the limit
96Hr Acute Ceriodaphn. Dubia % Srv862December 31, 202599% over the limit
%Surv Static Renewal 96Hr Oncorhynchus mykiss862December 31, 202599% over the limit
Flow, in conduit or thru treatment plant4330
2,3,7,8-Tetrachlorodibenzo-p-dioxin840
TU Static 4 Day Chronic Raphidocelis subcapitata (formerly Selenastrum capricornutum)840
TU Static Renewal 7-Day Chronic Ceriodaphnia dubia840
TU Static Renewal 7-Day Chronic Pimphales promelas840
Nitrogen, ammonia, tot unionized [as N]040
Nitrogen, nitrite total [as N]040
Nitrogen, organic total [as N]020
Phosphorus, total [as P]110
Chloroform110
Mercury, total recoverable110
Specific conductance010
Discharge flow as % of stream flow010
%Effect Static Renewal 96Hr Acute Oncorhynchus mykiss010
Temperature, water deg. fahrenheit100
Cyanide, total [as CN]100
Arsenic, total recoverable100
Selenium, total recoverable100
Thallium, total recoverable100
Beryllium, total recoverable [as Be]100
Chromium, hexavalent [as Cr]100
Chromium, trivalent [as Cr]100
Nickel, total recoverable100
Silver total recoverable100
Zinc, total recoverable100
Cadmium, total recoverable100
Lead, total recoverable100
Copper, total recoverable100
Antimony, total recoverable100
2-Methyl-4,6-dinitrophenol100
Dichlorobromomethane100
Carbon tetrachloride100
1,2-Dichloroethane100
Bromoform100
Dibromochloromethane100
Toluene100
Benzene100
.delta.-BHC100
Acenaphthylene100
Acenaphthene100
Acrolein100
Acrylonitrile100
Anthracene100
Benzo[b]fluoranthene100
Benzo[k]fluoranthene100
Benzo[a]pyrene100
Bis[2-chloroethyl] ether100

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 CA0022721.

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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Nearby on the register

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

What this page shows

This public-records page covers the City of Ferndale WWTP, NPDES permit CA0022721, a publicly owned treatment works discharging to Francis Creek, Salt River, with a permit issued December 6, 2012 and an expiration date of January 31, 2018. The page lists 152 pollutants on file, 145 of which are under a numeric limit, and 13 with an effluent exceedance.