18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Amo Coatsville CD WWTP is a secondary treatment plant serving 995 people in Amo, Indiana, USA. It discharges treated wastewater into local waterways under the Clean Water Act.
Amonate Sewerage System is a secondary treatment plant serving 100 people in Amonate, Virginia. It discharges 45.43 m³/day of treated wastewater into local waterways.
Amoneburg Mardorf wastewater treatment plant in Hessen, Germany serves 2,137 people with secondary treatment. The facility has a designed capacity of 2,500 m³/day and discharges 792.64 m³/day.
AMORET WWTP is a secondary treatment plant serving 190 people in Bates County, Missouri. It discharges 75.71 m³/day of treated wastewater with a designed capacity of 113.56 m³/day.
AMPNEY ST PETER AMPNEY ST PETE STW is a secondary wastewater treatment plant serving the Cotswold area in Gloucestershire, England. It treats wastewater for approximately 2,220 people and discharges treated effluent into local watercourses.
AMSTERDAM WWTP serves 242 people in Amsterdam, Missouri, with secondary treatment. The plant discharges 147.63 volume units and has a designed capacity of 105.99, operating under US EPA NPDES regulations.
Amsterdam Churchill County Water and Sewer District serves 927 people in Amsterdam, Montana, with secondary treatment. The plant discharges treated wastewater into local waterways, supporting the Gallatin River watershed.
AN CO SD WELDA is a secondary wastewater treatment plant serving Welda, Kansas, USA. It treats wastewater for a population of 125 with a design capacity of 71.92 volume units.
AnAhuac is a secondary wastewater treatment plant in Colonia Anáhuac, Durango, Mexico, serving 876 people with a design capacity of 184.90 m³/day and a discharge volume of 170.21 m³/day.
Anamoose Lagoon is a secondary wastewater treatment plant serving 227 residents in Anamoose, North Dakota. It discharges treated effluent into local waterways under US EPA NPDES regulations.
Anchor Bay WWTF is a secondary treatment plant serving about 100 people in Anchor Bay, California. It discharges 37.85 m³/day of treated wastewater near the Pacific coast.
ANDALE WWTP is a secondary treatment plant serving 726 people in Sedgwick County, Kansas. It discharges 287.69 thousand cubic meters per year and has a designed capacity of 302.83 thousand cubic meters per year.
ANDALUSIA STP is a secondary wastewater treatment plant in Andalusia, Illinois, serving 1,178 people. It discharges 378.54 megaliters annually and has a designed capacity of 832.79 megaliters.
ANDERLUES wastewater treatment plant in Chapelle-lez-Herlaimont, Hainaut, Belgium, serves 2,092 people with secondary treatment and a designed capacity of 9,900 m³/day.
Anderson Twp RSD STP is a secondary treatment plant in Rush County, Indiana, serving a population of 990. It discharges 302.83 units of treated wastewater daily.
Anderson WWTP is a secondary treatment facility serving approximately 1,961 people in Anderson, Missouri. The plant discharges treated wastewater into local waterways within the Mississippi River basin.
ANDOVER STL is a secondary wastewater treatment plant in Andover, Iowa, serving a small population of 99. It discharges 37.85 units of treated wastewater, operating under U.S. Clean Water Act regulations.
ANDOVER STP is a secondary treatment plant serving 190 people in Andover Township, Day County, South Dakota. It discharges 37.85 units of treated wastewater daily, with a designed capacity of 75.71 units.
ANDOY Comognes is a closed secondary treatment plant in Namur, Belgium, serving 371 people. It discharged 66.32 m³/day with a design capacity of 600 m³/day.
ANDREST wastewater treatment plant serves Talazac, France, with secondary treatment for a population of 2,600. It discharges 463.84 cubic meters of treated effluent daily.