26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Los Coyotes WRP in Cerritos, California serves 370,000 people. The plant operates under the US Clean Water Act NPDES permit program, discharging treated wastewater to local waterways.
Whittier Narrows WRP serves over 162,000 people in Los Angeles County, California. The plant treats municipal wastewater before discharging into the San Gabriel River, which flows to the Pacific Ocean.
San Jose Creek WRP in Whittier, California, serves 1,000,000 people. The plant operates under the US Clean Water Act and NPDES permit program.
Pomona WRP is a municipal wastewater treatment plant serving 162,200 people in Pomona, California. It operates under the US Clean Water Act and EPA NPDES permitting framework.
Joint WPCP in Carson, California serves over 3.5 million people. The plant discharges treated wastewater near the Pacific coast, operating under the US Clean Water Act.
Hill Canyon WWTP serves Thousand Oaks, California, treating wastewater for approximately 128,000 residents. The plant operates under U. S. Clean Water Act regulations with a designed capacity of 1.00 million gallons per day.
Ventura Water Reclamation Facility serves over 107,000 people in San Buenaventura (Ventura), California. The plant operates under the US Clean Water Act, discharging treated wastewater into the Santa Clara River watershed which drains to the Pacific
Simi Valley WWTP serves over 125,000 residents in Simi Valley, California. The plant operates under U. S. Clean Water Act regulations, managing wastewater for this Ventura County community.
Ojai Valley SD WWTF serves approximately 20,000 people in Weldons, California. The plant operates under the US Clean Water Act and EPA NPDES permitting framework.
Ridgemark WWTF serves approximately 3,120 residents in Hollister, California. The plant operates under the U.S. Clean Water Act, with a designed capacity of 1.00 million gallons per day.
SO SAN LUIS OB CO WWTF serves Oceano Beach, California, treating wastewater for approximately 70,000 residents. The plant operates under the US Clean Water Act and EPA NPDES permitting framework.
GUADALUPE WWTF serves 7,000 people in Santa Barbara County, California. The plant operates under the US Clean Water Act and NPDES permitting framework.
Gonzales WWTF is a municipal wastewater treatment facility serving approximately 8,187 residents in Gonzales, California. The plant operates under U.S. EPA and state regulations, discharging treated effluent to local waterways.
CALIF MENS COLONY WWTF serves San Luis Obispo County, California, treating wastewater for approximately 11,637 people. The plant operates under U.S. EPA and state regulations, discharging treated effluent into local waterways.
HOLLISTER INDUST WWTF serves approximately 45,533 people in Hollister, California. The plant operates under the US Clean Water Act framework, discharging treated wastewater into local waterways.
Hollister Domestic WWTP serves approximately 19,500 residents in Hollister, California. The plant operates under U.S. EPA and California state regulations for municipal wastewater treatment.
Carpinteria WWTF serves 16,000 people in Carpinteria, California. The plant is located within 50 km of the Pacific coast and operates under U.S. Clean Water Act regulations.
Gilroy WWTF serves approximately 95,000 residents in Gilroy, California. The plant operates under the US Clean Water Act and EPA NPDES permit program, discharging treated wastewater into local waterways.
Montecito WWTF serves approximately 9,500 residents in Montecito, California. The plant operates under U.S. EPA and state regulations, discharging treated wastewater into the local watershed.
Lompoc Regional WRP is a municipal wastewater treatment plant serving approximately 57,000 people in Lompoc, California. The facility operates under the U.S. Clean Water Act and discharges treated effluent into the Santa Ynez River watershed.