The Montecito Branch book drop will be closed May 3rd - 6th due to parking lot repaving

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Help shape the future of Santa Barbara's Waterfront! Respond to our survey at SantaBarbaraCA.gov/WaterfrontSurvey.
¡Ayúdanos a dar forma al futuro de la zona costera de Santa Bárbara! Responde a nuestra encuesta en SantaBarbaraCA.gov/WaterfrontSurvey.

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All SBPL locations will be closed on Tuesday, May 5, 2026 (5/5/26) for a staff training.

Eastside and Montecito Libraries will close at 2pm on Wednesday, May 6, 2026 (5/6/26) for a staff training.

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Title

O & M Manual

Body

El Estero Water Resource Center

EL ESTERO
GENERAL
PRELIMINARY
TREATMENT
PRIMARY
Treatment
SECONDARY
TREATMENT
FINAL
EFFLUENT
TERTIARY
TREATMENT
SOLIDS
HANDLING
PLANT
UTILITIES
ELECTRICAL
DISTRIBUTION
ADMIN
FACILITIES
MOBILE
ASSETS
LIFT
STATIONS
All PRocess Area OVerviews 
Sections

13 - Plant Final Effluent Overview

13 PFE Disinfect & Dechlor
Disinfection, Dechlorination, Effluent Monitoring and Effluent Discharge

1301 - Chlorine Contact Chamber

13 PFE Disinfect & Dechlor
The Chlorine Contact Chamber provides disinfection and dechlorination prior to Ocean Discharge of Secondary Effluent. It is equipped with a…

1302 - Sodium Bisulfite System (Abandoned)

13 PFE Disinfect & Dechlor
The Sodium Bisfulfite System was abandoned and replaced in 2015 with the Tertiary Filter Upgrade Project. Additional pumps for CIP…

1303 - Ocean Outfall System

13 PFE Disinfect & Dechlor
Secondary Effluent is discharged to the ocean via a 1.5 mile long ocean outfall. Diffusers are spread along the last quarter mile of the…

1304 - Commingled Outfall Analytical System

13 PFE Disinfect & Dechlor
When the desalination plant was reactivated, Brine discharge was resumed and additional analytical and sampling equipment was added to…

SOP Content Pages

13 Chlorine Residual Analyzer Issues

The chlorine residual anaylzers are used to control the amount of sodium bisulfite required to dechlorinate effluent.  The application…

13 Sodium Bisulfite Pump Rotation

Sodium bisulfite is injected to the chlorine contact chamber (CCC) effluent prior to discharge for dechlorination purposes. …

13 Sodium Hypochlorite System - Loss of Disinfection

Addressing the loss of disinfection is generally a series of troubleshooting activities and corrective actions. Typical causes of a…
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Plant Schematic

El Estero Schematic Drawing