26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Anna WWTP serves 6,900 people in Anna, Texas, as part of the city's municipal wastewater infrastructure. The plant operates under the U.S. Clean Water Act, with NPDES permits issued by the Texas Commission on Environmental Quality.
Annacis Island Wastewater Treatment Plant in Delta, British Columbia, Canada, serves over 1.1 million people as a major municipal facility in Metro Vancouver. It is located near the Fraser River and operates under Canadian federal and provincial reg
Annan Kenziels STW serves approximately 13,145 people in Annan, Dumfries and Galloway, Scotland. The plant discharges treated wastewater into the Solway Firth via local watercourses.
Annapolis City WWTP serves 43,538 people in Annapolis, Maryland, as part of the region's municipal wastewater infrastructure. The plant is located within 50 km of the coast, discharging into the Chesapeake Bay watershed.
Annesborough wastewater treatment plant serves Annsborough, Northern Ireland, UK. It is located inland but within 50 km of the coast, treating wastewater for a population of approximately 5,877.
Anniston Choccolocco WWTP in Oxford, Alabama serves approximately 22,709 people. The plant operates under the U.S. Clean Water Act, with NPDES permits regulating its discharge to protect local water quality.
Anniston Ft McClellan WWTP serves approximately 22,600 people in Anniston, Alabama. The plant operates under the U.S. Clean Water Act, with NPDES permits regulating its discharge.
ANNOEULLIN SE is a municipal wastewater treatment plant serving Don, France, in the Hauts-de-France region. It treats wastewater for approximately 13,883 people.
Annonay Acantia wastewater treatment plant serves approximately 38,500 people in Annonay, Auvergne-Rhône-Alpes, France. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scal
ANNVILLE TWP STP serves North Annville Township, Pennsylvania, treating wastewater for approximately 4,700 residents. The plant operates under the US Clean Water Act framework, with NPDES permits regulating its discharge.
Annweiler wastewater treatment plant serves approximately 14,200 people in Annweiler am Trifels, Rhineland-Palatinate, Germany. It operates under the EU Urban Waste Water Treatment Directive.
Anras wastewater treatment plant serves the municipality of Anras in Tirol, Austria, with a population equivalent of approximately 14,000. The plant discharges into the Drau River, a tributary of the Danube, within the Black Sea basin.
Anrochte Neu wastewater treatment plant serves the Erwitte area in Nordrhein-Westfalen, Germany, with a population equivalent of 9,395. The plant operates under the EU Urban Waste Water Treatment Directive.
Ansbach wastewater treatment plant serves approximately 100,000 people in Ansbach, Bavaria, Germany. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
The ANSE wastewater treatment plant serves the commune of Anse in Auvergne-Rhône-Alpes, France. It handles wastewater from approximately 18,300 residents as part of the region's municipal infrastructure.
ANSON COUNTY REG WWTP serves Anson County, North Carolina, treating wastewater for approximately 8,184 residents. The plant discharges into local waterways under US EPA NPDES regulations.
Anson Madison WWTF is a municipal wastewater treatment facility serving Madison, Maine. It treats wastewater for approximately 4,945 residents before discharging into the local watershed.
Anson WWTP serves Funston, Texas, treating wastewater for approximately 2,594 residents. The plant operates under the U.S. Clean Water Act, which governs discharge quality and permitting for municipal facilities.
Ansonia WPCF serves approximately 16,854 residents in Ansonia, Connecticut. The plant discharges treated wastewater into the Naugatuck River, a tributary of the Housatonic River, which flows into Long Island Sound.
Anstel wastewater treatment plant serves Rommerskirchen, Nordrhein-Westfalen, Germany. It treats wastewater for approximately 9,500 people under EU Urban Waste Water Treatment Directive standards.