Wastewater plants in California

486 plants indexed. Showing 227 matching current filters.

227 plants matching filters

Lake Elsinore Regional WWTP

Lake Elsinore, California

Lake Elsinore Regional WWTP serves approximately 33,500 people in Lake Elsinore, California. The plant operates under the US Clean Water Act and NPDES permitting framework.

Not Reported 33,500 Low

Alberhill WWTP

Lake Elsinore, California

Alberhill WWTP serves approximately 28,000 residents in Lake Elsinore, California. The plant operates under the U.S. Clean Water Act, with a designed capacity of 1.00 million gallons per day.

Not Reported 28,000 Low

Railroad Canyon WWTP

Lake Elsinore, California

Railroad Canyon WWTP serves Lake Elsinore, California, treating wastewater for a population of 11,250. The plant has a designed capacity of 1.00 million gallons per day and operates under US EPA and state regulations.

Not Reported 11,250 Low

RUNNING SPRINGS WWTF

Running Springs, California

Running Springs WWTF serves approximately 12,000 residents in Running Springs, California. The plant operates under the US Clean Water Act, which mandates secondary treatment for municipal wastewater facilities.

Not Reported 12,065 Low

Corona WWTP 3

Corona, California

Corona WWTP 3 serves approximately 25,000 residents in Corona, California. The plant is located inland in Riverside County and discharges treated wastewater into the local watershed.

Not Reported 25,000 Low

Corona WWTF 2

Corona, California

Corona WWTF 2 serves approximately 53,000 residents in Corona, California. The plant operates under the US Clean Water Act and NPDES permitting framework.

Not Reported 53,000 Low

Corona WWTF 1

Corona, California

Corona WWTF 1 serves approximately 99,000 residents in Corona, California. The plant operates under the US Clean Water Act, managing wastewater for this inland community.

Not Reported 99,000 Low

Yucaipa Valley WD WWTP

Calimesa, California

Yucaipa Valley WD WWTP serves approximately 52,100 people in Calimesa, California. The plant operates under the US Clean Water Act and NPDES permitting framework.

Not Reported 52,100 Low

Western Riverside Co Reg WWTP

Eastvale, California

Western Riverside Co Reg WWTP serves Eastvale, California, treating wastewater for approximately 51,514 residents. The plant operates under US EPA and California state regulations.

Not Reported 51,514 Low

BEAUMONT WWTF

Beaumont, California

Beaumont WWTF serves approximately 11,384 residents in Beaumont, California. The plant operates under the US Clean Water Act and EPA NPDES permitting framework for municipal wastewater treatment.

Not Reported 11,384 Low

IEUA Regional Plant No5

Chino, California

IEUA Regional Plant No5 in Chino, California serves 153,100 people as part of the Inland Empire Utilities Agency's water recycling network. The plant supports regional water sustainability in San Bernardino County.

Not Reported 153,100 Low

IEUA Regional Plant No4

Rancho Cucamonga, California

IEUA Regional Plant No. 4 in Rancho Cucamonga, California, serves approximately 84,000 people as part of the Inland Empire Utilities Agency's recycled water system, supporting water conservation in the arid region.

Not Reported 84,163 Low

BIG BEAR AREA REG WWTF

Big Bear City, California

Big Bear Area Regional WWTF serves Big Bear City, California, treating wastewater for approximately 29,462 residents. The plant operates under US EPA and California state regulations for inland wastewater treatment.

Not Reported 29,462 Low

Perris Valley Regional WRF

Lake Elsinore, California

Perris Valley Regional WRF in Lake Elsinore, California serves over 109,000 people. The plant operates under the US Clean Water Act and NPDES permit framework.

Not Reported 109,315 Low

Moreno Valley Regional WRF

Lake Elsinore, California

Moreno Valley Regional WRF in Lake Elsinore, California serves nearly 200,000 people. The plant operates under the US Clean Water Act, with NPDES permits regulating its discharge to local waterways.

Not Reported 196,495 Low

San Jacinto Regional WRF

Lake Elsinore, California

San Jacinto Regional WRF in Lake Elsinore, California serves approximately 127,817 people. The plant operates under the US Clean Water Act and NPDES permit program.

Not Reported 127,817 Low

San Bernardino WRP

San Bernardino, California

San Bernardino WRP serves over 300,000 people in San Bernardino, California. The plant operates under the US Clean Water Act, with NPDES permits regulating its discharge into the Santa Ana River watershed.

Not Reported 301,063 Low

Riverside Regional WQCP

Riverside, California

Riverside Regional WQCP serves over 430,000 people in Riverside, California. The plant discharges into the Santa Ana River, a key waterway in Southern California.

Not Reported 431,519 Low

Hi Desert WWRF

Yucca Valley, California

Hi Desert WWRF is a projected wastewater treatment facility in Yucca Valley, California, serving approximately 35,000 people. It will operate under US EPA and state regulations for inland discharge.

Not Reported 35,000 Low

BANNING WWTF

Banning, California

Banning WWTF is a municipal wastewater treatment facility serving approximately 30,319 residents in Banning, California. The plant operates under the US Clean Water Act's NPDES permit program.

Not Reported 30,319 Low

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, Lake Elsinore Regional WWTP has the highest designed capacity at 1 m3/day.

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