486 plants indexed.
Maxwell WWTP is a secondary treatment facility serving approximately 1,190 residents in Maxwell, California. The plant discharges treated wastewater into local waterways, supporting the Sacramento River watershed.
Isleton WWTF is a secondary treatment plant serving 828 residents in Isleton, California. It discharges 681.37 million gallons per year into the Sacramento-San Joaquin Delta ecosystem.
Grayson WWTF is a secondary treatment plant serving 802 people in Galt, California. It discharges 264.98 cubic meters per day and has a designed capacity of 378.54 cubic meters per day.
Tranquillity WWTF is a secondary treatment plant in Fresno County, California, serving 1,473 people. It discharges 492.10 units of treated wastewater daily, operating under U.S. Clean Water Act regulations.
Newcastle WWTF is a secondary treatment plant in Placer County, California, serving 1,112 people. It discharges 378.54 megaliters of treated wastewater annually, with a designed capacity of 681.37 megaliters.
COULTERVILLE WWTF is a secondary treatment plant in Mariposa County, California, serving a small population of 280. It discharges 64.35 units of treated wastewater daily, with a designed capacity of 102.21 units.
Nyeland Acres WWTF is a secondary treatment plant serving 1,052 people in Niland, California. It discharges 643.52 units of treated wastewater near the Salton Sea, a critical inland water body.
Piru WWTF is an advanced wastewater treatment plant in Ventura County, California, serving 2,250 people. It discharges 870.65 acre-feet of treated water annually, with a designed capacity of 1,892.70 acre-feet.
Saticoy SD Sewage Treatment Plant in San Buenaventura (Ventura), California, serves 1,100 people with advanced treatment. It discharges 454.25 thousand cubic meters annually near the Pacific coast.
Montalvo WWTF is a secondary treatment plant in San Buenaventura (Ventura), California, serving 2,400 people. It discharges treated wastewater near the Pacific coast, operating under US EPA NPDES regulations.
LA Canada WRP is a secondary treatment plant in La Cañada Flintridge, California, serving 1,700 people. It discharges 757.08 cubic meters of treated wastewater daily.
PAIGE AFFLERBAUGH WWTF is a secondary treatment plant in Los Angeles County, California, serving 188 people with a design capacity of 113.56 volume units. It discharges treated wastewater inland, supporting local water quality.
MUNTZ MENDENHALL WWTF is a secondary treatment plant serving 199 people in Unincorporated Santa Monica Mountains, California. It discharges 75.71 units of treated wastewater daily.
Miller Kilpatrick WWTF is a secondary treatment plant serving 351 people in the Santa Monica Mountains, California. It discharges 113.56 megaliters per year and is located within 10 km of the coast.
Malibu WWTF is a secondary treatment plant serving 500 people in Malibu, California. It discharges approximately 110 million gallons per year and is located within 10 km of the Pacific coast.
TRANCAS WWTF is a secondary treatment plant serving 820 people in Malibu, California. It discharges treated wastewater near the Pacific coast, operating under US EPA and state regulations.
Warm Springs Rehab WWTF is a secondary treatment plant in Los Angeles County, California, serving 264 people. It discharges 151.42 volume units daily with a designed capacity of 227.12.
Gorman WWTF is a secondary treatment plant in Kern County, California, serving 251 people. It discharges 75.71 units of treated wastewater daily, with a designed capacity of 227.12 units.
Big Basin St PK WWTF is an advanced wastewater treatment plant in Santa Cruz County, California, serving 855 people. It discharges 75.71 units of treated wastewater daily.
TRES PINOS WWTF is a secondary treatment plant serving 350 people in Tres Pinos, California. It discharges 94.64 m³/day of treated wastewater into local waterways.
UtilityRadar indexes 486 wastewater treatment plants in California, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, Piru WWTF has the highest designed capacity at 1,893 m3/day.