18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
CALIG wastewater treatment plant serves Càlig, Comunitat Valenciana, Spain. This secondary treatment facility handles a population of 2,192 and discharges 252.95 m³/day.
Calitzdorp wastewater treatment plant serves approximately 2,368 people in Garden Route District, Western Cape, South Africa. It provides secondary treatment and discharges 320 cubic meters of treated effluent daily.
Calixto Contreras wastewater treatment plant serves 913 people in General Calixto Contreras, Durango, Mexico. It provides secondary treatment and discharges 86.40 cubic meters per day.
Calizzano Caragnetta is a secondary wastewater treatment plant serving Calizzano, Liguria, Italy. It treats wastewater for a population of 4,000 with a designed capacity of 9,000 m³/day.
Callala wastewater treatment plant in Wollumboola, New South Wales, Australia, serves a population of 2,688 with secondary treatment. The plant discharges treated wastewater near the coast, supporting local environmental protection.
Callander Wastewater Treatment Lagoon is a secondary treatment plant serving 1,913 residents in Callander, Ontario, Canada. It discharges treated wastewater near Lake Nipissing, a key water body in the Great Lakes Basin.
Callander WWTW is a secondary treatment plant serving approximately 4,157 people in Callander, Scotland. It discharges treated wastewater into the local water environment, supporting the River Teith catchment.
CALLAO WWTP is a secondary treatment plant in Macon County, Missouri, serving 292 people. It discharges treated wastewater into local waterways, operating under U.S. EPA NPDES regulations.
Callaway WWTP is a secondary treatment facility serving the village of Callaway, Nebraska. It treats approximately 227 cubic meters of wastewater daily with a designed capacity of 189 cubic meters per day.
CALLENDER STL wastewater treatment plant serves 384 people in Webster County, Iowa, with secondary treatment. It discharges 151.42 megaliters annually and operates under U.S. Clean Water Act regulations.
CALLES wastewater treatment plant serves the municipality of Calles in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 1,291 and has a designed capacity of 2,000 m³/day.
CALLUGO_AMN_DEP is a secondary wastewater treatment plant serving Amandola, Marche, Italy. It treats wastewater from a population of 399 with a designed capacity of 500 cubic meters per day.
CALMAR WWTP is a secondary treatment plant serving Calmar, Iowa, with a population equivalent of 978. It discharges treated wastewater into local waterways, operating under US EPA and Iowa DNR regulations.
Calnali wastewater treatment plant in Hidalgo, Mexico serves 8,476 people with secondary treatment. It discharges 864 m³/day and has a designed capacity of 1,728 m³/day.
Calpella WWTP is a secondary treatment plant serving 540 people in Calpella, California. It discharges 174.13 million gallons per year and has a designed capacity of 151.42 million gallons per year.
Calpulalpan wastewater treatment plant serves Jilotepec de Molina Enriquez in Estado de Mexico, Mexico. It provides secondary treatment for a population of 913 with a designed capacity of 86.40 cubic meters per day.
CALSTOCK STW is a secondary treatment plant serving 2,060 people in Calstock, Cornwall, England. It discharges 458.63 m³/day of treated wastewater, with a designed capacity of 3,097 m³/day.
CALTIGNAGA wastewater treatment plant in Caltignaga, Piemonte, Italy, serves a population of 2,791 with secondary treatment. It discharges 657.53 cubic meters per day and has a designed capacity of 3,000 cubic meters per day.
CALUMET STL is a secondary wastewater treatment plant in O'Brien County, Iowa, serving a small population of 170. It discharges 94.64 cubic meters of treated effluent daily.
Calumet WWT is a secondary treatment plant serving 560 people in Canadian County, Oklahoma. It discharges 189.27 megaliters of treated wastewater annually, operating under U.S. EPA and Oklahoma DEQ regulations.