18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
CALA SANT VICENC wastewater treatment plant serves Sant Joan de Labritja, Illes Balears, Spain. It provides secondary treatment for a population of 1,098 and discharges 120.02 m³/day.
The Calamandrana wastewater treatment plant in Piemonte, Italy, serves a population of 5,400 with secondary treatment. It has a designed capacity of 6,400 m³/day and discharges 358.90 m³/day of treated effluent.
Calamus STL is a secondary wastewater treatment plant in Calamus, Iowa, serving 439 people. It discharges 113.56 megaliters annually and has a designed capacity of 75.71 megaliters.
Calanca Arvigo is a secondary wastewater treatment plant in Arvigo, Switzerland, serving 171 people. It discharges 77.62 m³/day of treated effluent into the local watershed.
Calangute wastewater treatment plant in Marra, Goa, India, serves 534 people with secondary treatment. Located within 10 km of the coast.
The Calasetta Loc Fornace wastewater treatment plant serves the town of Calasetta in Sardinia, Italy. It provides secondary treatment for a population of approximately 4,364 and discharges treated effluent near the coast.
Calciano CDA S. Angelo is a secondary treatment plant serving 900 people in Calciano, Basilicata, Italy. It discharges 178.17 m³/day of treated wastewater into local watercourses.
Caldas de Aregos wastewater treatment plant serves the Freigil e Miomães area in Resende, Portugal. It provides secondary treatment for a population of 2,600 with a designed capacity of 2,645 m³/day.
Caldelas wastewater treatment plant in Amares, Portugal serves 2,100 people with secondary treatment. It discharges 350.13 m³/day and has a designed capacity of 2,621 m³/day.
Caldwell WWTP is a secondary treatment facility serving Caldwell, Kansas. It discharges 567.81 thousand cubic meters per year and operates under US EPA NPDES regulations.
Caledonia POTW is a secondary treatment plant serving approximately 975 residents in Caledonia, Mississippi. It discharges treated wastewater into local waterways under US EPA NPDES regulations.
Caledonia WWTF is a secondary treatment plant serving 130 people in Caledonia, Missouri. It discharges 60.57 cubic meters of treated wastewater daily, with a designed capacity of 75.71 cubic meters.
Caleras wastewater treatment plant in Colima, Mexico serves 1,491 people with secondary treatment. It discharges 488.16 m³/day of treated wastewater, operating within the regulatory framework for small agglomerations.
Calhan WWTP is a secondary treatment plant serving approximately 900 people in Calhan, Colorado. It discharges treated wastewater into local waterways, supporting the region's water quality.
Calhoun City POTW is a secondary wastewater treatment plant in Calhoun City, Mississippi, serving approximately 1,904 people. It discharges treated effluent into local waterways under the US Clean Water Act.
Calhoun WWTP is a secondary treatment plant serving 1,340 people in Calhoun, Kentucky. It discharges treated wastewater into the Green River basin, supporting local water quality.
Calhoun WWTP is a secondary treatment plant serving the city of Calhoun, Missouri. It treats wastewater for a population of 469 and discharges 132.49 megaliters annually.
Calico Rock WWTP is a secondary treatment plant serving 1,545 people in Calico Rock, Arkansas. It discharges 317.98 million gallons per year into the White River, a major tributary of the Mississippi River.
Caliente WWTF is a secondary treatment plant serving 1,500 people in Caliente, Nevada. It discharges 454.25 units of treated wastewater daily, with a designed capacity of 1,022.06 units.
California wastewater treatment plant in Gómez Palacio, Durango, Mexico, serves 1,825 people with secondary treatment. It discharges 172.80 cubic meters daily, with a designed capacity of 864.00 cubic meters.