26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Adharwadi wastewater treatment plant in Kalyan-Dombivli, Maharashtra, India, serves a population of 167,030. The plant is operational and has a designed capacity of 1.00 million liters per day.
Adjuntas WWTP serves approximately 6,099 people in Adjuntas, Puerto Rico. The plant is part of the island's wastewater infrastructure, operating under US EPA and Puerto Rico EQB regulations.
ADLISWILSIHLTAL wastewater treatment plant serves approximately 30,982 people in the Zürich area, Switzerland. It operates under Swiss water protection regulations, discharging treated effluent into the local water system.
ADRA wastewater treatment plant serves Adra, Andalucía, Spain, with a designed capacity of 1.00 and a population of 30,843. It operates under EU Urban Waste Water Treatment Directive standards.
ADRIA_VIA_RETRATTO is a wastewater treatment plant in Adria, Veneto, Italy, serving approximately 15,030 people. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this size.
Adrian WWTP serves 1,677 residents in Adrian, Missouri. The facility operates under U.S. EPA and Missouri state regulations for municipal wastewater treatment.
ADRIAN WWTP serves approximately 29,471 residents in Adrian, Michigan. The facility operates under the US Clean Water Act's NPDES permit program, discharging treated wastewater into the local watershed.
The Advanced Wastewater Treatment Plant in Penticton, British Columbia serves approximately 20,268 people. It operates under Canadian federal and provincial regulations for wastewater treatment.
Adwick le Street and Carcroft STW serves the Doncaster area in South Yorkshire, England, treating wastewater for approximately 20,000 people. The plant operates under UK regulations aligned with the EU Urban Waste Water Treatment Directive.
AEDIPSOS wastewater treatment plant serves the community of Ήλια in Central Greece. It operates under the EU Urban Waste Water Treatment Directive, which governs treatment standards for agglomerations of this scale.
AEGINIO wastewater treatment plant serves the town of Aigínio in Central Macedonia, Greece. It operates under EU regulations for small agglomerations, treating wastewater for a population of 4,137.
AEGIO wastewater treatment plant serves the municipal area of Aigio in western Greece. It handles wastewater from approximately 27,500 residents, operating under EU regulatory standards for medium-sized agglomerations.
AeroTech Wastewater Treatment Facility serves 413 people in Goffs, Nova Scotia, Canada. The plant is operational and has a designed capacity of 1.00 volume unit.
AFFI_COSTABELLA wastewater treatment plant serves Affi, Veneto, Italy, with a population of 7,174. It operates under EU Urban Waste Water Treatment Directive 91/271/EEC, which mandates secondary treatment for agglomerations of this scale.
Affing wastewater treatment plant serves Anwalting, Bavaria, Germany. It treats wastewater from a population of 3,540 under EU regulations.
AFFOLTERN ZWILLIKON wastewater treatment plant serves Affoltern am Albis, Zürich, Switzerland. It treats wastewater for approximately 16,912 people under Swiss federal water protection regulations.
Afonseiro wastewater treatment plant serves Montijo, Portugal, with a population equivalent of 42,350. The plant is located near the Tagus River estuary and operates under EU Urban Waste Water Treatment Directive requirements.
AFTON STP serves approximately 2,895 residents in Afton, Minnesota. The plant discharges treated wastewater into the St. Croix River watershed, which flows into the Mississippi River.
AGANA DISTRICT WWTF serves Hagåtña Municipality, Guam, with a designed capacity of 1.00 million gallons per day. The plant treats wastewater from a population of approximately 79,386 and is located within 50 km of the coast.
Agassiz Wastewater Treatment Facility serves the community of Agassiz in Kent, British Columbia, Canada. This operational plant treats wastewater from a population of approximately 2,227.