18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Colonia San Pedro wastewater treatment plant in San José del Río, Aguascalientes, Mexico, serves 456 people with secondary treatment and a designed capacity of 60.48 units.
COLONIA SANT PERE is a secondary wastewater treatment plant serving 1,926 people in Colònia de Sant Pere, Illes Balears, Spain. It discharges treated water near the coast of Mallorca.
Colonia Veintisiete de Noviembre wastewater treatment plant in Sinaloa, Mexico, provides secondary treatment for a small community of 1,095 people, discharging 103.68 cubic meters daily.
Colonia Velazco wastewater treatment plant in Tlaxcala, Mexico, provides secondary treatment for a small community of 1,104 people, discharging 104.54 thousand cubic meters annually.
Colony WWTP is a secondary treatment plant serving approximately 400 residents in Colony, Kansas. It discharges 132.49 thousand cubic meters of treated wastewater annually, operating under US EPA NPDES regulations.
COLORNO_NORD is a secondary wastewater treatment plant in Copermio, Colorno, Emilia-Romagna, Italy, serving 2,775 people with a designed capacity of 2,800 m³/day.
COLOSIMI_CORACI is a closed secondary wastewater treatment plant in Colosimi, Calabria, Italy, serving 2,745 people with a designed capacity of 2,700 m³/day.
Colotlipa wastewater treatment plant in Guerrero, Mexico, serves 7,302 people with secondary treatment. It discharges 691.20 cubic meters of treated wastewater daily, operating under Mexican water quality regulations.
Colstrip WWTP is a secondary treatment plant serving 2,300 people in Colstrip, Montana. It discharges 567.81 thousand cubic meters of treated wastewater annually, with a designed capacity of 2,271.24 thousand cubic meters.
Colt WWTP is a secondary treatment facility serving 378 people in Colt, Arkansas. It discharges 3.79 million gallons daily and has a designed capacity of 249.84 million gallons.
Colton STP is a secondary wastewater treatment plant in Colton, Washington, serving 395 people. It discharges 227.13 megaliters annually and has a designed capacity of 280.12 megaliters.
Columbia Lagoon is a secondary wastewater treatment plant serving 800 people in Columbia, Alabama. It discharges 492.10 units of treated effluent daily, with a designed capacity of 681.37 units.
Columbia POTW North is a secondary treatment plant serving 986 people in Columbia, Mississippi. It discharges 416.40 units of treated wastewater daily, with a designed capacity of 1135.62 units.
Columbia Sewerage System is a secondary treatment plant serving 480 people in Columbia, Louisiana. It discharges 151.42 megaliters of treated wastewater annually into local waterways.
Columbia WWTP is a secondary treatment plant serving 2,177 people in Columbia, North Carolina. It discharges 908.50 thousand cubic meters of treated wastewater annually, with a design capacity of 2,271.24 thousand cubic meters.
COLUMBIAVILLE WWTF is a secondary treatment plant in Marathon Township, Michigan, serving 873 people. It discharges 378.54 cubic meters of treated wastewater daily, operating under U.S. EPA NPDES regulations.
COLUMBUS JUNCTION STL is a secondary wastewater treatment plant in Columbus Junction, Iowa, serving about 2,935 people. It discharges treated water into local waterways, supporting the Mississippi River basin.
COLUMBUS LAGOON is a secondary treatment plant serving 133 people in Columbus, North Dakota. It discharges 94.64 megaliters annually with a designed capacity of 113.56 megaliters.
Columbus Village of wastewater treatment plant serves 1,664 residents in Columbus, New Mexico. The facility provides secondary treatment and discharges 227.13 thousand cubic meters annually.
COLUMBUS WWTP is a secondary treatment facility serving 1,218 people in Polk County, North Carolina. It discharges treated wastewater into local waterways, with a designed capacity of 3,085.10 volume units.