26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Ales wastewater treatment plant serves 63,000 people in Saint-Hilaire-de-Brethmas, Occitanie, France. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
ALESSANDRIA_ORTI wastewater treatment plant serves Alessandria, Piemonte, Italy, treating wastewater for approximately 65,875 people. The plant operates under Italy's implementation of the EU Urban Waste Water Treatment Directive.
Alexander City Coley Creek WWTP serves approximately 12,200 residents in Alexander City, Alabama. The plant discharges treated wastewater into the Tallapoosa River basin, part of the larger Mobile River watershed.
Alexander City Sugar Creek WWTP serves approximately 12,200 residents in Alexander City, Alabama. The plant operates under the U.S. Clean Water Act, which governs wastewater discharge through NPDES permits.
Alexandra wastewater treatment plant serves Vincent Community in Otago, New Zealand, with a population of 5,056. The plant discharges into the local environment, supporting the Clutha River catchment.
Alexandria Bay V STP serves the Village of Alexandria Bay, New York, with a designed capacity of 1.00 million gallons per day. The plant treats wastewater for a population of approximately 7,088 and discharges into the St. Lawrence River watershed.
The Alexandria Boro Porter Twp JSA wastewater treatment plant serves Porter Township, Pennsylvania, USA. It treats wastewater for approximately 5,455 residents under the US Clean Water Act framework.
The Alexandria Imathias wastewater treatment plant serves the city of Alexandria in Central Macedonia, Greece, with a population of 17,200. It operates under the EU Urban Waste Water Treatment Directive.
Alexandria Lakes Area SD serves approximately 26,753 people in Alexandria, Minnesota. The plant discharges into local water bodies within the Mississippi River basin.
Alexandria Sewage Works is an operational municipal wastewater treatment plant serving North Glengarry, Ontario, Canada. It treats wastewater from approximately 4,100 residents, discharging into the local watershed.
The Alexandria STP serves approximately 258,000 people in Alexandria, Virginia, as a major municipal wastewater treatment facility. It operates under the U. S. Clean Water Act framework, discharging treated effluent into the Potomac River watershed.
Alexandria WWTP serves approximately 50,688 people in Alexandria, Louisiana. The plant operates under the U.S. Clean Water Act, with NPDES permits regulating its discharge into the Red River basin.
Alexandria WWTP serves the city of Alexandria, Indiana, treating wastewater for approximately 6,690 residents. The plant discharges into local waterways under U.S. EPA NPDES permitting.
The Alexandroupoli wastewater treatment plant serves the city of Alexandroupoli in Eastern Macedonia and Thrace, Greece, with a population equivalent of 76,000. It operates under the EU Urban Waste Water Treatment Directive.
ALFAMEN wastewater treatment plant serves the municipality of Alfamén in Aragón, Spain. It operates under EU Urban Waste Water Treatment Directive 91/271/EEC, which mandates secondary treatment for agglomerations of this scale.
ALFARO wastewater treatment plant serves Alfaro, La Rioja, Spain, with a population of 38,500. It operates under EU Urban Waste Water Treatment Directive standards for medium agglomerations.
ALFARRAS ALMENAR wastewater treatment plant serves Andaní, Alfarràs, in Catalunya, Spain, treating wastewater for approximately 5,485 people. The plant discharges into local water bodies within the Ebro basin.
ALFARRASI wastewater treatment plant serves Montaverner in Comunitat Valenciana, Spain, with a population equivalent of 26,400. The plant has a designed capacity of 1.00 million cubic meters per year.
ALFONSINE wastewater treatment plant serves the town of Alfonsine in Emilia-Romagna, Italy. It is an inland facility with a designed capacity of 1.00 volume unit, serving a population of 14,369.
Alfred V WWTP serves the Village of Alfred, New York, treating wastewater for approximately 8,112 residents. The plant operates under the U.S. Clean Water Act framework.