San Elijo WPCF

Cardiff, CA · San Diego County · Publicly Owned Treatment Works

Average flow: 0.92 MGD

Design flow: 5.25 MGD

NPDES permit: 3601474742; EXP

Permit expires: May 2023

Treatment technology

Treatment structures identified at this facility. Exact unit counts are available in Klarifi.

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Compliance snapshot (last 3 years)

Total violations: 0

Effluent violations: 0

Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.

Key contacts

Contacts for San Elijo WPCF are available in the Klarifi platform.

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Names, validated emails and direct phone numbers for decision-makers at San Elijo WPCF — plus full compliance history and discharge data.

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Nearby wastewater treatment plants in California

Encina Water Pollution Control Facility

Carlsbad · 7 mi away

23.01 MGD

Escondido City Of

Escondido · 11 mi away

8.22 MGD

Oceanside Ocean Outfall

Oceanside · 13 mi away

10.93 MGD

Padre Dam WRF

Santee · 18 mi away

—

Point Loma Wastewater Treatment Plant

San Diego · 23 mi away

134.1 MGD

Fallbrook Pud WWTP No.1

Fallbrook · 24 mi away

1.18 MGD

South Bay International WWTP

San Diego · 35 mi away

26 MGD

Aliso Creek Ocean Outfall

Dana Point · 39 mi away

11.98 MGD

Data sourced from public EPA / NPDES records and Klarifi analysis. Last updated March 2025.

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