26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Alpena WWTS serves approximately 10,490 people in Alpena, Michigan. The plant discharges treated wastewater into the Lake Huron watershed, supporting the Great Lakes ecosystem.
Alpine WWTP serves 6,100 residents in Alpine, Texas. The plant discharges treated wastewater into local waterways under U.S. Clean Water Act regulations.
ALPNACH SARNERAATAL wastewater treatment plant serves Alpnach, Obwalden, Switzerland, treating wastewater for approximately 52,500 people under Swiss and EU regulatory frameworks.
Alpoyeca wastewater treatment plant serves the community of Alpoyeca in Guerrero, Mexico. It treats wastewater from approximately 7,557 residents, supporting local sanitation and environmental health.
ALRESFORD STW serves the Winchester area in Hampshire, England, treating wastewater for approximately 5,633 people. The plant operates under the UK's regulatory framework for wastewater treatment.
ALSAGER STW serves Lawton Heath End, England, treating wastewater for approximately 13,304 people. The plant operates under the UK's implementation of the EU Urban Waste Water Treatment Directive.
ALSASUA URDIAIN wastewater treatment plant serves Urdiain, Navarra, Spain, with a designed capacity of 1.00 and a population equivalent of 13,217. It operates under the EU Urban Waste Water Treatment Directive.
Alsbach Hahnlein _ Alsbach wastewater treatment plant serves the Zwingenberg area in Hessen, Germany. The facility treats wastewater for approximately 17,000 people under EU regulatory standards.
Alsdorf Broichtal wastewater treatment plant serves approximately 27,446 people in Alsdorf, Nordrhein-Westfalen, Germany. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this sc
Alsenz wastewater treatment plant serves the town of Alsenz in Rheinland-Pfalz, Germany. It treats wastewater for approximately 7,424 people under the EU Urban Waste Water Treatment Directive.
Alsfeld wastewater treatment plant in Hessen, Germany serves approximately 27,000 people. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
Altabrisa wastewater treatment plant serves 17,831 people in Mérida, Yucatán, Mexico. It operates under Mexico's national water regulations, discharging treated effluent into the region's groundwater system.
ALTAFULLA wastewater treatment plant serves Tarragona, Spain, with a designed capacity of 1.00 and a population of 23,340. It operates under EU regulations for medium agglomerations.
Altamira La Florida wastewater treatment plant serves 27,382 people in Altamira, Tamaulipas, Mexico. It operates under Mexico's national water regulations, discharging treated effluent into the Gulf of Mexico watershed.
Altamont STP South serves the community of Altamont, Illinois, treating municipal wastewater for a population of approximately 1,615. The plant operates under the U.S. Clean Water Act framework.
ALTAMONTE SPGS MAIN STP is a municipal wastewater treatment plant in Altamonte Springs, Florida, serving approximately 65,852 people. It operates under the U. S. Clean Water Act and EPA NPDES permitting framework.
The ALTAMURA wastewater treatment plant serves the city of Altamura in Puglia, Italy, with a population equivalent of 93,800. It has a designed capacity of 1.00 unit and operates under the EU Urban Waste Water Treatment Directive.
Altar wastewater treatment plant serves the town of Altar in Sonora, Mexico. It handles a population of 8,639 and operates under Mexican water quality regulations.
Altavista STP serves the town of Altavista, Virginia, treating wastewater for approximately 6,810 residents. The plant discharges into local waterways within the Roanoke River basin.
ALTDORF wastewater treatment plant serves Altdorf (UR), Uri, Switzerland, with a population equivalent of 34,627. It operates under Swiss water protection regulations, ensuring treated effluent meets stringent quality standards.