Wastewater plants in California

486 plants indexed. Showing 322 matching current filters.

322 plants matching filters

Parlier WWTF

Parlier, California

Parlier WWTF serves approximately 14,826 residents in Parlier, California. The plant operates under the US Clean Water Act, which mandates secondary treatment for municipal wastewater facilities of this scale.

Not Reported 14,826

Yuba City WRP

Yuba City, California

Yuba City WRP serves approximately 42,706 residents in Yuba City, California. The plant operates under the US Clean Water Act, with NPDES permits regulating its discharge into the Feather River watershed.

Not Reported 42,706

WATERFORD WWTP

Riverbank, California

Waterford WWTP serves Riverbank, California, treating wastewater for approximately 6,700 residents. The plant operates under the US Clean Water Act, ensuring compliance with National Pollutant Discharge Elimination System (NPDES) permit requirements.

Not Reported 6,700

WASCO WWTF

Wasco, California

WASCO WWTF serves approximately 19,500 residents in Wasco, California. The plant operates under the U.S. Clean Water Act, which mandates secondary treatment for municipal wastewater facilities.

Not Reported 19,500

Visalia WWTP

Tulare County, California

Visalia WWTP serves approximately 102,684 people in Tulare County, California. The plant operates under the US Clean Water Act and EPA NPDES permitting framework.

Not Reported 102,684

TURLOCK WWTF

Turlock, California

Turlock WWTF is a municipal wastewater treatment facility serving approximately 76,338 residents in Turlock, California. The plant operates under the U. S. Clean Water Act and is located inland in Stanislaus County.

Not Reported 76,338

Selma Kingsburg Fowler CSD WWTF

Fresno County, California

Selma Kingsburg Fowler CSD WWTF serves over 32,000 people in Fresno County, California. The plant operates under US EPA and California State Water Resources Control Board regulations.

Not Reported 32,622

RIVERBANK WWTF

Riverbank, California

Riverbank WWTF serves approximately 22,924 residents in Riverbank, California. The plant operates under the US Clean Water Act framework, discharging treated wastewater to local waterways.

Not Reported 22,924

Planada WWTF

Merced County, California

Planada WWTF is a municipal wastewater treatment facility in Merced County, California, serving a population of 5,298. The plant operates under U.S. EPA and California state regulations.

Not Reported 5,298

Modesto WWTF

Modesto, California

Modesto WWTF is a municipal wastewater treatment facility serving over 224,000 residents in Modesto, California. It operates under the US Clean Water Act and EPA NPDES permitting framework.

Not Reported 224,050

Merced WWTP

Merced, California

Merced WWTP serves approximately 72,000 residents in Merced, California. The plant treats municipal wastewater and discharges into local waterways within the San Joaquin River basin.

Not Reported 71,996

Lodi WPCF

Lodi, California

Lodi WPCF serves approximately 59,000 residents in Lodi, California. The plant discharges treated wastewater into the local watershed, contributing to the San Joaquin River basin.

Not Reported 59,000

Brentwood WWTP

Pleasant Hill, California

Brentwood WWTP serves approximately 53,194 people in Pleasant Hill, California. The plant is located within 50 km of the coast and operates under U.S. EPA and state regulations.

Not Reported 53,194

IVANHOE WWTF

Ivanhoe, California

Ivanhoe WWTF is a municipal wastewater treatment facility serving approximately 4,700 residents in Ivanhoe, California. The plant operates under the U.S. Clean Water Act and discharges treated effluent to local waterways in the Tulare Lake Basin.

Not Reported 4,700

HURON WWTF

Fresno County, California

HURON WWTF serves 6,306 people in Fresno County, California. The plant treats municipal wastewater and discharges to local waterways under state and federal regulations.

Not Reported 6,306

GALT WWTF

Galt, California

GALT WWTF serves the city of Galt, California, treating wastewater for a population of approximately 26,093. The plant operates under the U.S. Clean Water Act, with discharge regulated by the EPA and California State Water Resources Control Board.

Not Reported 26,093

Fresno Clovis Regional WRF

Fresno, California

Fresno Clovis Regional WRF serves approximately 940,000 people in Fresno, California. The plant operates under the US Clean Water Act, which mandates secondary treatment for large municipal facilities.

Not Reported 940,220

FRANKLIN WWTF

Merced County, California

FRANKLIN WWTF in Merced County, California serves 5,250 people. The plant operates under the US Clean Water Act, with NPDES permits regulating its discharge to protect local waterways.

Not Reported 5,250

FIREBAUGH WWTF

Firebaugh, California

Firebaugh WWTF serves the city of Firebaugh, California, with a population of 4,666. The plant operates under the US Clean Water Act and EPA NPDES permitting framework.

Not Reported 4,666

EARLIMART WWTF

Tulare County, California

Earlimart WWTF serves approximately 8,000 residents in Tulare County, California. The plant treats municipal wastewater and discharges into the local watershed within the San Joaquin Valley.

Not Reported 8,000

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.

Who operates wastewater treatment in California?

Among the plants on this page, the most-referenced operator is Fresno-Clovis Regional Wastewater Reclamation Facility. UtilityRadar's records show 1 plant linked to this operator.

What is the largest wastewater treatment plant in California?

Among the indexed plants, Brentwood WWTP has the highest designed capacity at 1 m3/day.

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