18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Amatikulu STW is a secondary treatment plant serving Mandeni Local Municipality in KwaZulu-Natal, South Africa. It discharges treated wastewater near the coast, supporting local water quality.
Amatitlán wastewater treatment plant in Veracruz, Mexico, serves 3,195 people with secondary treatment. It discharges 302.40 cubic meters of treated wastewater daily, with a designed capacity of 432.00 cubic meters per day.
Amatlán de Cañas wastewater treatment plant in Nayarit, Mexico, serves 4,318 people with secondary treatment. It discharges 864 m³/day and is located inland, protecting local water resources.
Amazonia WWTP is a secondary treatment facility serving 312 people in Andrew County, Missouri. It discharges 94.64 million gallons per year and has a designed capacity of 105.99 million gallons.
Amberley and District wastewater treatment plant serves 547 people in Amberley Beach, New Zealand. It provides secondary treatment and discharges treated wastewater near the coast.
Amboy Township WWSL is a secondary treatment plant in Amboy Township, Michigan, serving 830 people. It discharges 302.83 megaliters of treated wastewater annually.
AMBRIERES CIGNE is a secondary treatment plant serving 160 people in Ambrières-les-Vallées, Pays de la Loire, France. It discharges 28.54 m³/day of treated wastewater into local waterways.
Amby wastewater treatment plant in Queensland, Australia, serves a small rural community with secondary treatment. It discharges treated effluent locally, supporting the Maranoa region's water management.
Ameira wastewater treatment plant serves the Grândola area in Portugal. It provides secondary treatment for a population of 4,500 and has a designed capacity of 7,000 m³/day.
AMENIA LAGOON is a secondary wastewater treatment plant serving Amenia, North Dakota, USA. It treats a small population of 94 with a discharge volume of 37.85 units.
Amerang wastewater treatment plant serves the municipality of Amerang, Bavaria, Germany. It provides secondary treatment for a population of 2,806 with a designed capacity of 3,500 m³/day.
American River wastewater treatment plant on Kangaroo Island, South Australia, provides secondary treatment for a small coastal community of 407 people, discharging treated effluent into the local marine environment.
Americus WWTP is a secondary treatment plant in Americus, Kansas, serving a small population of 683. It discharges treated wastewater into local waterways, supporting the region's environmental health.
AMES WWT in Major County, Oklahoma, is a secondary treatment plant serving 199 people. It discharges 75.71 units of treated wastewater, operating under U.S. EPA NPDES regulations.
Amherst Collection System is a secondary treatment plant serving 407 people in Amherst, New Hampshire. It discharges 71.92 units of treated wastewater daily with a designed capacity of 166.56 units.
AMHERST STP is a secondary wastewater treatment plant in Amherst, Wisconsin, serving a population of 1,056. It discharges 492.10 million gallons per year and has a designed capacity of 529.96 million gallons per year.
Amherst WWTP is a secondary treatment facility serving 248 residents in Amherst, Nebraska. The plant discharges treated wastewater into local waterways, supporting the region's water quality.
AMITY STP is a secondary treatment plant serving Amity, Oregon, with a population of 1,490. It discharges 757.08 m³/day and has a designed capacity of 582.95 m³/day.
Amity WWTP is a secondary treatment facility serving 450 people in Amity, Arkansas. It discharges 533.74 thousand cubic meters annually and has a designed capacity of 567.81 thousand cubic meters.
Ammerndorf wastewater treatment plant in Bavaria, Germany, serves a population of 1,965 with secondary treatment. The plant is now closed, but its designed capacity was 4,500 m³/day.