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Clean Water Act discharge permit · NPDES CA0048143

EL ESTERO WWTF, Santa Barbara, CA: NPDES CA0048143 discharge permit, effluent exceedances, inspections, penalties

EL ESTERO WWTF, held by Santa Barbara, City of, holds NPDES permit CA0048143, which discharges to Pacific Ocean. EPA’s file records it issued May 13, 2010 and expiring May 13, 2015. 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 filedEL ESTERO WWTF
Permittee as filedSanta Barbara, City of
NPDES IDCA0048143
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
IssuedMay 13, 2010
Expiration dateMay 13, 2015
AddressSanta Barbara, CA 93103
Receiving waterPACIFIC OCEAN

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 170 are shown.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Solids, settleable63832February 29, 20241,133% over the limit
Solids, total suspended112912February 29, 2024279% over the limit
3,3'-Dichlorobenzidine31310December 31, 20162,451% over the limit
Benzidine31310December 31, 2016602,310% over the limit
Heptachlor epoxide3139December 31, 20164,067% over the limit
Heptachlor3128December 31, 20161,567% over the limit
Chlordane [tech mix. and metabolites]3118December 31, 201635,614% over the limit
Hexachlorobenzene3118December 31, 201639,900% over the limit
Polychlorinated biphenyls [PCBs]3107December 31, 201643,378% over the limit
Polynuclear Aromatic Hydrocarbons [PAHs]3106December 31, 20161,185% over the limit
Dieldrin396December 31, 20191,983% over the limit
Coliform, fecal general2115September 30, 202499,999% over the limit
Aldrin385December 31, 20163,604% over the limit
DDT/DDD/DDE, sum of p,p' & o,p' isomers385December 31, 2016376% over the limit
Chlorine, total residual7504December 31, 202433% over the limit
Phenols, chlorinated5144September 30, 2018122% over the limit
TCDD equivalents3114December 31, 20162,147,483,650% over the limit
Coliform, total general2104March 31, 2012291% over the limit
Toxaphene374December 31, 20167,900% over the limit
Enterococci073October 31, 202199,999% over the limit
Dichlorobromomethane, dry weight043December 31, 200936,937% over the limit
Tributyltin362December 31, 20257,067% over the limit
Bis[2-chloroethyl] ether362December 31, 2016359% over the limit
Nitrogen, ammonia total [as N]6271December 31, 201822% over the limit
pH8201April 30, 2019
BOD, carbonaceous [5 day, 20 C]11191December 31, 20163,224% over the limit
TU Static 48Hr Chronic Macrocystis pyrifera451June 30, 200748% over the limit
Solids, suspended percent removal241January 31, 200519% over the limit
Toxic Units Static Renewal 7-Day Chronic Atherinops affinis011June 30, 200799,999% over the limit
Oil and grease6180
Flow, in conduit or thru treatment plant8140
Mercury, total recoverable5130
Salinity3130
Chlorine usage0120
Selenium, total recoverable5100
Silver total recoverable5100
TU Static Renewal 96Hr Acute Menidia beryllina4100
Turbidity690
Copper, total recoverable590
Hexachlorocyclohexane, total590
Endrin580
Cyanide, total [as CN]570
Arsenic, total recoverable570
Nickel, total recoverable570
Zinc, total recoverable570
Cadmium, total recoverable570
Lead, total recoverable570
Endosulfan, total570
Phenolic compounds, unchlorinated570
Temperature, water deg. fahrenheit260
Chromium, hexavalent [as Cr]550
Radioactivity350
Chromium, trivalent [as Cr]350
Antimony, total recoverable350
2-Methyl-4,6-dinitrophenol350
4-Chloro-3-methylphenol350
1,3-Dichloropropene350
Halomethanes350
Dichlorobenzene350
Sulfide, total250

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 CA0048143.

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

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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 CA0048143 there.

Nearby on the register

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