18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Aidhausen wastewater treatment plant in Kerbfeld, Bavaria, Germany, serves a small population of 891. The plant is currently closed and provided secondary treatment.
AIGNAN wastewater treatment plant serves the commune of Aignan in Occitanie, France, with secondary treatment for a population of 2,000. It discharges 356.80 m³/day of treated effluent.
AILEY WPCP is a secondary treatment plant in Ailey, Georgia, serving a population of 557. It discharges 189.27 thousand cubic meters of treated wastewater annually, with a designed capacity of 302.83 thousand cubic meters.
Aillon-le-Jeune wastewater treatment plant in Savoie, France, serves 4,135 people with secondary treatment. It discharges 737.68 m³/day and has a designed capacity of 4,000 m³/day.
Ailly-sur-Noye wastewater treatment plant serves 4,524 people in Hauts-de-France, France. It operates with secondary treatment and discharges 807.07 m³/day of treated effluent.
Ailsa Craig Wastewater Treatment Plant serves 1,354 people in North Middlesex, Ontario, Canada. It provides secondary treatment and discharges 608 cubic meters of treated wastewater daily.
Ainsworth WWTP is a secondary treatment plant serving 567 residents in Ainsworth, Iowa. It discharges 227.13 units of treated wastewater daily, with a designed capacity of 227.12 units.
AIRASCA wastewater treatment plant serves Airasca, Piemonte, Italy, treating wastewater for approximately 4,530 people with secondary treatment.
Airbase Botwood 1 is a secondary treatment plant in Botwood, Newfoundland and Labrador, Canada, serving 434 people. It discharges 195.00 cubic meters of treated wastewater daily near the coast.
AIREDALE STW is a secondary treatment plant serving Fairburn, England, with a population equivalent of 4,241. It discharges 944.19 m³/day of treated wastewater and has a designed capacity of 4,343 m³/day.
Aireys Inlet wastewater treatment plant in Victoria, Australia, serves approximately 1,200 people with secondary treatment. It discharges treated effluent near the coast, supporting local environmental protection.
AIX SUD D is a secondary wastewater treatment plant in Aachen, Nordrhein-Westfalen, Germany, serving approximately 1,428 people. It discharges treated wastewater into local water bodies, supporting the region's water quality management.
Ajuchitlán wastewater treatment plant in Querétaro, Mexico, serves 6,389 people with secondary treatment. It discharges 604.80 cubic meters daily, operating at 93% of its 648.00 m³/day design capacity.
Aker Stord I Eldoyane is a secondary wastewater treatment plant in Leirvik, Norway, serving 150 people. It discharges 65.05 m³/day of treated effluent near the coast of Stord island.
Aker Stord II Kjotteinstaa is a secondary treatment plant serving 1,000 people in Vestland, Norway. It discharges 433.68 megaliters annually near the coast of Stord island.
AKRON FAIRGROVE STP is a secondary treatment plant serving 1,522 people in Fairgrove Township, Michigan. It discharges 492.10 million gallons per year and has a designed capacity of 605.66.
Akron Lagoon is a secondary wastewater treatment plant in Akron, Alabama, serving a small population of 356. It discharges 227.13 megaliters annually and has a designed capacity of 416.39 megaliters.
AKRON STP is a secondary wastewater treatment plant in Fulton County, Indiana, serving a population of 1,076. It discharges treated effluent into local waterways, supporting the region's water quality.
Akron WWTP is a secondary treatment plant serving 1,489 people in Akron, Iowa. It discharges 492.10 units of treated wastewater and has a designed capacity of 832.79 units.
Akron WWTP in Washington County, Colorado, is a secondary treatment plant serving 1,740 people. It discharges 454.25 megaliters annually with a designed capacity of 567.81 megaliters.