18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Coulee Dam S_T FAC is a secondary wastewater treatment plant serving 2,138 people in Coulee Dam, Washington. It discharges 946.35 megaliters annually and operates under US EPA NPDES regulations.
COULON BOURG is a secondary wastewater treatment plant in La Garette, Nouvelle-Aquitaine, France, serving approximately 2,769 people with a designed capacity of 1,660 m³/day.
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.
Council Hill WWT is a secondary treatment plant in McIntosh County, Oklahoma, serving 158 people. It discharges 37.85 units of treated wastewater and has a designed capacity of 60.57 units.
Country Club Est WWTF is a secondary treatment plant serving 1,400 people in Los Osos, California. It discharges 75.71 million gallons per year and is located within 10 km of the coast.
Country Haven Estates Lagoons is a secondary treatment plant serving 135 people in Rockford, Idaho. It discharges treated wastewater into the local watershed, supporting downstream water quality.
COUNTY DOWNES wastewater treatment plant in Boone County, Missouri serves 250 people with secondary treatment. It discharges 102.21 volume units and has a designed capacity of 200.63.
Coupeville STP is a secondary treatment plant serving 2,155 people in Coupeville, Washington. It discharges 757 m³/day of treated wastewater near the coast of Puget Sound.
Courelas is a secondary wastewater treatment plant serving Trancoso, Portugal. It treats wastewater for a population of 2,000 with a designed capacity of 2,437 m³/day.
COURPIERE Bourg is a secondary wastewater treatment plant in Courpière, Auvergne-Rhône-Alpes, France. It serves a population of 3,390 and discharges treated effluent into the local watershed.
Courtenay Lagoon is a secondary treatment plant serving 45 people in Stutsman County, North Dakota. It discharges 37.85 cubic meters of treated wastewater daily.
Courtland STP is a secondary wastewater treatment plant in Southampton County, Virginia, serving a population of 2,085. It discharges treated wastewater into local waterways, supporting the region's environmental health.
Courtland WWTP is a secondary treatment facility serving 313 residents in Courtland, Kansas. It discharges 117.35 million gallons per year and has a designed capacity of 196.84 million gallons.
Courtland WWTP is a secondary treatment facility serving Courtland, Alabama. It treats wastewater for approximately 1,234 residents with a designed capacity of 567.81 units and an average discharge volume of 340.69 units.
Coushatta WWTP is a secondary treatment facility serving approximately 3,838 residents in Coushatta, Louisiana. The plant discharges treated wastewater into the local watershed, supporting water quality in the Red River basin.
COUTISSE PEU D EAU is a closed secondary treatment plant in Andenne, Namur, Belgium, serving 751 people. It discharged 134.24 volume units before closure.
Coutts Crossing wastewater treatment plant in New South Wales, Australia, serves a small population of 1,934 with secondary treatment. The facility discharges treated effluent into the local catchment within the Clarence Valley region.
COV Adamov is a secondary wastewater treatment plant serving about 5,000 people in Adamov, Jihomoravský kraj, Czech Republic. It has a designed capacity of 7,100 m³/day and discharges treated water into the local watershed.
COV Albrechtice is a secondary wastewater treatment plant serving Albrechtice in the Moravskoslezský kraj region of the Czech Republic. It treats wastewater for a population of 2,232 with a designed capacity of 4,600 m³/day.
COV Bakov nad Jizerou is a secondary treatment plant serving about 2,550 people in the Středočeský kraj region of the Czech Republic. It discharges treated wastewater into the local watershed, contributing to the Jizera River basin.