26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
ARA Wallersee Nord Neumarkt is a wastewater treatment plant in Eugendorf, Salzburg, Austria, serving approximately 12,902 people. It operates under the EU Urban Waste Water Treatment Directive.
ARA Wallersee Sud Seekirchen is a municipal wastewater treatment plant serving approximately 27,970 people in Eugendorf, Salzburg, Austria. It operates under the EU Urban Waste Water Treatment Directive.
ARA Wiental Sammelkanal GmbH 901 WU is a wastewater treatment plant serving Tullnerbach, Niederösterreich, Austria. It handles a population equivalent of 14,385 and operates under the EU Urban Waste Water Treatment Directive.
ARA WVG Bad Schonau Krumbach 3777 WB is a wastewater treatment plant in Bad Schönau, Niederösterreich, Austria, serving a population of 4,486. It operates under the EU Urban Waste Water Treatment Directive.
ARA Zeller Becken is a municipal wastewater treatment plant serving Zell am See, Salzburg, Austria. It treats wastewater for approximately 46,350 people, operating under EU Urban Waste Water Treatment Directive standards.
ARA Zentralraum Lungau is a municipal wastewater treatment plant serving Tamsweg, Salzburg, Austria. It handles a population equivalent of approximately 25,251 and discharges into the local watershed.
ARA Ziersdorf 681 HL is a wastewater treatment plant serving Heldenberg, Niederösterreich, Austria. It handles a population equivalent of 5,731 and operates under EU Urban Waste Water Treatment Directive standards.
ARA Zwentendorf 225 TU is a wastewater treatment plant serving approximately 9,500 people in Erpersdorf, Niederösterreich, Austria. It operates under the EU Urban Waste Water Treatment Directive.
ARA Zwettl 3423 ZT serves approximately 33,733 people in Zwettl, Niederösterreich, Austria. The plant operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
Arab Gilliam Creek WWTP serves Arab, Alabama, treating municipal wastewater for approximately 4,025 residents. The plant discharges into local waterways within the Tennessee River basin.
Arab Riley Maze Creek WWTP serves 4,025 people in Arab, Alabama. The plant discharges treated wastewater into local waterways under US EPA NPDES regulations.
Arabrot Avlop serves Haugesund, Norway, treating wastewater for approximately 32,000 people. The plant is located near the coast and operates under Norway's implementation of the EU Urban Waste Water Treatment Directive.
ARACENA NUEVA is a municipal wastewater treatment plant serving Aracena in Andalucía, Spain. It handles a population of approximately 10,341 and operates under EU regulations.
ARACHES wastewater treatment plant serves La Frasse in Auvergne-Rhône-Alpes, France. It treats wastewater for approximately 12,000 people under EU Urban Waste Water Treatment Directive standards.
ARACHES FLAINE wastewater treatment plant serves the Flaine ski resort area in Magland, Haute-Savoie, France. It treats wastewater from a population equivalent of 12,000 in the Alpine region.
ARACHOVA wastewater treatment plant serves the community of Arachova in Central Greece. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for settlements of this size.
ARADEO wastewater treatment plant serves Aradeo, Puglia, Italy, with a designed capacity of 1.00 m³/day. It is located within 50 km of the coast and serves a population of 11,500.
Aranda de Duero wastewater treatment plant serves approximately 63,400 people in Castilla y León, Spain. It operates under the EU Urban Waste Water Treatment Directive, ensuring compliance with secondary treatment standards for inland agglomerations.
ARANJUEZ wastewater treatment plant serves approximately 93,000 people in Aranjuez, Comunidad de Madrid, Spain. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
Arapahoe County WWA in Centennial, Colorado serves approximately 28,300 people. The plant operates under the US Clean Water Act, managing wastewater for a suburban Denver community.