26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Avalon WWRF serves the island community of Avalon, California, treating wastewater for approximately 6,300 residents. The plant is located on Santa Catalina Island, within 50 km of the coast.
Moorpark WWTF serves approximately 37,576 residents in Moorpark, California. The plant operates under the U.S. Clean Water Act framework, with a designed capacity of 1.00 million gallons per day.
DC Tillman WRP in Los Angeles, California serves 1,100,000 people. The plant operates under the US Clean Water Act and EPA NPDES permit program.
LA Glendale WRP in Los Angeles, California serves 272,700 people. The plant operates under US EPA NPDES permits and discharges treated wastewater to the Los Angeles River watershed.
Terminal Island WWTP serves 130,000 people in Los Angeles, California. Located near the Port of Los Angeles, it operates under US EPA NPDES permits for coastal discharge.
Palmdale WRP serves approximately 150,000 residents in Palmdale, California. The plant operates under the U. S. Clean Water Act, which mandates secondary treatment for municipal wastewater facilities.
Lancaster WRP in Los Angeles County, California serves 160,000 people. The plant operates under the US Clean Water Act and EPA NPDES permitting framework.
Valencia WRP in Los Angeles County, California serves 163,000 people. The plant operates under US EPA NPDES regulations for wastewater treatment and discharge.
Saugus WRP is a municipal wastewater treatment plant serving Santa Clarita, California. It operates under the US Clean Water Act and NPDES permit framework.
Long Beach WRP serves 220,000 people in California. The plant operates under the US Clean Water Act and NPDES permit program, discharging treated wastewater into the Pacific Ocean via the San Pedro Bay.
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.