26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Ashland WWTP and Sewer System serves approximately 21,249 people in Ashland, Ohio. The plant discharges treated wastewater into local waterways as part of the regional wastewater infrastructure.
ASHLEY VALLEY SMB serves Vernal, Utah, treating wastewater for approximately 19,224 residents. The plant operates under US EPA NPDES regulations, ensuring compliance with Clean Water Act standards.
ASHLEY WWTP serves Ashley, Indiana, treating wastewater for approximately 1,606 residents. The plant operates under U.S. Clean Water Act regulations, with discharge likely to local waterways.
Ashtabula WWTP and Sewer System serves approximately 53,462 residents in Ashtabula, Ohio. The plant discharges treated wastewater into Lake Erie, a vital freshwater resource.
Ashton wastewater treatment plant serves Langeberg Local Municipality in Western Cape, South Africa, with a population of 14,704. It operates under South Africa's water regulatory framework.
ASHTON STW serves Ashton, England, treating wastewater for approximately 4,700 residents under UK environmental regulations. The plant discharges into local waterways within the West Northamptonshire region.
ASHTON UNDER LYNE STW serves Tameside, England, treating wastewater for approximately 48,074 people. The plant discharges into local waterways under UK environmental regulations.
Ashville WWTP and Sewer System serves the community of Ashville, Ohio, USA. The plant provides wastewater treatment for approximately 3,174 residents in Pickaway County.
ASIAGO_LOCALITA_MOSELE is a wastewater treatment plant serving Roncalto, Asiago, in the Veneto region of Italy. It treats wastewater for approximately 12,501 people.
Asientos wastewater treatment plant serves the town of Asientos in Aguascalientes, Mexico. It treats wastewater from a population of approximately 9,326 people.
Askham wastewater treatment plant serves a small population in Mier Local Municipality, Northern Cape, South Africa. The facility operates under South Africa's water regulatory framework.
ASLOCKTON STW serves approximately 12,387 people in Rushcliffe, Nottinghamshire, England. The plant treats wastewater from the Aslockton and Scarrington areas before discharging into local watercourses.
ASNIERES SUR OISE wastewater treatment plant serves Bruyères-sur-Oise, France, treating wastewater for approximately 46,300 people. It operates under France's implementation of the EU Urban Waste Water Treatment Directive.
ASPE wastewater treatment plant serves Aspe in Comunitat Valenciana, Spain, with a population of 29,659. The plant operates under EU regulations for medium agglomerations.
Aspen Consolidated WWTP serves Pitkin County, Colorado, treating wastewater for approximately 15,800 people. The plant discharges into the local watershed, contributing to the Roaring Fork River basin.
Asprovalta wastewater treatment plant serves the coastal town of Asprovalta in Central Macedonia, Greece. It treats wastewater from approximately 10,860 people, operating under EU Urban Waste Water Treatment Directive standards.
Assainissement des eaux Ville de Nicolet is an operational wastewater treatment plant serving 7,307 residents in Nicolet, Quebec, Canada. It discharges into the local watershed within the Centre-du-Quebec region.
ASSAT INTERCOMMUNALE is a municipal wastewater treatment plant serving Assat, Nouvelle-Aquitaine, France. It serves a population of approximately 9,100 and operates under the EU Urban Waste Water Treatment Directive.
ASSENS CENTRALRENSEANLAEG is a municipal wastewater treatment plant serving Assens, Denmark. It serves a population of 33,011 and has a designed capacity of 1.00 (unit unspecified).
ASSISI_BASTIA wastewater treatment plant serves Bastia Umbra, Umbria, Italy, with a population equivalent of 51,066. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.