Wastewater plants in California

486 plants indexed. Showing 93 matching current filters.

93 plants matching filters

Cambria WQCP

Cambria, California

Cambria WQCP serves 6,500 residents in Cambria, California. The plant is located within 50 km of the Pacific coast and operates under US EPA and California state regulations.

Not Reported 6,500

Pismo Beach WWTF

Pismo Beach, California

Pismo Beach WWTF serves approximately 9,175 residents in Pismo Beach, California. The plant is located within 50 km of the Pacific coast and operates under US EPA and California state regulations.

Not Reported 9,175

Goleta WWTF

Santa Barbara, California

Goleta WWTF serves 73,500 people in Santa Barbara, California. The plant operates under the US Clean Water Act, discharging treated wastewater into the Pacific Ocean via a coastal outfall.

Not Reported 73,500

CARMEL WWTF

Monterey County, California

CARMEL WWTF is a municipal wastewater treatment facility serving approximately 30,600 people in Monterey County, California. The plant is located within 50 km of the Pacific coast and operates under U.S. EPA and state regulatory frameworks.

Not Reported 30,600

Morro Bay Cayucos WWTF

Morro Bay, California

Morro Bay Cayucos WWTF serves 17,284 people in Morro Bay, California. The plant is located within 50 km of the Pacific coast and operates under US EPA and California State Water Resources Control Board regulations.

Not Reported 17,284

MRWCPA WWTF

Monterey County, California

MRWCPA WWTF serves Monterey County, California, treating wastewater for approximately 373,000 people. The plant is located near the coast and discharges into the Monterey Bay.

Not Reported 373,273

SANTA CRUZ WWTF

Santa Cruz, California

Santa Cruz WWTF serves approximately 146,000 people in Santa Cruz, California. The plant is located within 50 km of the Pacific coast and operates under US EPA and California state regulations.

Not Reported 145,995

SCOTTS VALLEY WWTF

Scotts Valley, California

Scotts Valley WWTF serves approximately 12,121 residents in Scotts Valley, California. The plant operates under the US Clean Water Act framework, discharging treated wastewater into the local watershed.

Not Reported 12,121

San Luis Obispo WRF

San Luis Obispo, California

San Luis Obispo WRF serves approximately 43,000 people in San Luis Obispo, California. The plant operates under the US Clean Water Act, with NPDES permits regulating its discharge to local waterways.

Not Reported 43,000

S MARIN SUBREG OUTFALL

Mill Valley, California

S MARIN SUBREG OUTFALL is a wastewater treatment plant in Mill Valley, California, serving approximately 28,000 people. It is located within 50 km of the coast and discharges into the San Francisco Bay watershed.

Not Reported 28,000

S BAYSIDE WWTP

Redwood City, California

S Bayside WWTP in Redwood City, California serves over 211,000 people. The plant is located within 50 km of the coast and discharges treated wastewater into the San Francisco Bay.

Not Reported 211,108

SF International Airport WQCP

Lomita Park, California

SF International Airport WQCP in Lomita Park, California serves 80,000 people. The plant operates under US EPA NPDES regulations for wastewater treatment.

Not Reported 80,000

PINOLE WWTF

Pinole, California

PINOLE WWTF serves approximately 43,000 residents in Pinole, California. The plant operates under the U.S. Clean Water Act and NPDES permit program, discharging treated wastewater into the San Francisco Bay watershed.

Not Reported 43,287

LAS GALLINAS VALLEY WWTF

San Rafael, California

Las Gallinas Valley WWTF serves approximately 30,500 residents in San Rafael, California. The plant is part of the Las Gallinas Valley Sanitary District and discharges into the San Francisco Bay.

Not Reported 30,500

BENICIA WWTF

Benicia, California

Benicia WWTF serves approximately 13,682 residents in Benicia, California. The plant operates under the U.S. Clean Water Act, with a designed capacity of 1.00 million gallons per day.

Not Reported 13,682

Alvarado WWTF

Brisbane, California

Alvarado WWTF in Brisbane, California serves approximately 350,000 people. The plant operates under the US Clean Water Act and NPDES permit program.

Not Reported 350,000

Novato WWTF

Bel Marin Keys, California

Novato WWTF in Bel Marin Keys, California serves about 54,500 people. The plant operates under the US Clean Water Act and NPDES permit program, discharging treated wastewater into the San Francisco Bay watershed.

Not Reported 54,479

Sonoma Valley WWTF

Vineburg, California

Sonoma Valley WWTF in Vineburg, California serves approximately 45,768 people. The plant is located within 50 km of the coast and operates under U.S. EPA and state regulations.

Not Reported 45,768

RODEO WWTF

Rodeo, California

RODEO WWTF serves approximately 8,515 residents in Rodeo, California. The facility discharges treated wastewater into the San Francisco Bay estuary, supporting local water quality and ecosystem health.

Not Reported 8,515

Marin Co SD 5 WWTF

Tiburon, California

Marin Co SD 5 WWTF serves Tiburon, California, treating wastewater for approximately 6,849 residents. The plant discharges into the San Francisco Bay, a critical estuarine ecosystem.

Not Reported 6,849

Frequently asked

How many wastewater treatment plants are in California?

UtilityRadar indexes 486 wastewater treatment plants in California, with treatment level, capacity, operator and discharge data on each record.

What is the largest wastewater treatment plant in California?

Among the indexed plants, Cambria WQCP has the highest designed capacity at 1 m3/day.

UtilityRadar
More
Press Esc to close · Browse by sector