18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Anses d Arlets bourg is a secondary wastewater treatment plant in Les Anses-d'Arlet, Martinique, serving 1,320 people. It discharges treated effluent into the Caribbean Sea, with a designed capacity of 7,000 m³/day.
ANSLEY WWTP is a secondary treatment plant serving 520 people in Ansley, Nebraska. It discharges 227.13 thousand cubic meters of treated wastewater annually, operating under US EPA and state regulations.
Ansonia WWTP and Sewers is a secondary treatment facility serving 1,369 residents in Ansonia, Ohio. The plant discharges 605.67 million gallons annually and operates under US EPA NPDES regulations.
Ansons Bay No 1 is a secondary treatment plant in Ansons Bay, Tasmania, serving 32 people. It discharges 8.18 megalitres of treated wastewater annually near the coast.
Ansons Bay No 2 is a secondary treatment plant in Ansons Bay, Tasmania, serving 146 people. It discharges treated wastewater near the coast of eastern Tasmania.
ANSTED WWTP is a secondary treatment plant in Ansted, West Virginia, serving a population of 1,882. It discharges 870.65 units of treated wastewater daily.
ANTELLA wastewater treatment plant in Cotes, Comunitat Valenciana, Spain, serves a population of 1,893 with secondary treatment. It discharges 244.00 m³/day and has a designed capacity of 2,333.00 m³/day.
ANTELOPE wastewater treatment plant serves Antelope, Montana, USA. It provides secondary treatment for a small population of 115, discharging 37.85 units of treated effluent.
ANTEY_SAINT_ANDRE is a secondary wastewater treatment plant in Châtillon, Valle d'Aosta, Italy, serving 3,800 people. It discharges 752.27 m³/day of treated effluent into the local watershed.
Anthon WWTP is a secondary treatment facility serving 638 residents in Anthon, Iowa. It discharges approximately 265,000 gallons per day and operates under U.S. EPA NPDES permitting.
Antietam WWTP in Sharpsburg, Maryland, serves 1,373 people with secondary treatment. The plant discharges 605.67 million gallons per year into the Potomac River watershed.
Antire Springs WWTP is a secondary treatment plant in Jefferson County, Missouri, serving 296 people. It discharges 75.71 million gallons per day into local waterways.
Antler Lagoon is a secondary wastewater treatment plant serving the small community of Antler, North Dakota. It discharges treated effluent into the local watershed, supporting the region's water quality.
Antonio Amaro wastewater treatment plant serves 3,811 people in Antonio Amaro (Saucillo), Durango, Mexico. It provides secondary treatment with a designed capacity of 475.20 m³/day and discharges 432.00 m³/day.
Antrim WWTF is a secondary treatment plant serving 1,052 people in Antrim, New Hampshire. It discharges treated wastewater into local waterways, supporting the Contoocook River watershed.
Antwerp V WWTP is a secondary treatment plant serving 420 people in the Village of Antwerp, New York. It discharges 121.13 megaliters of treated wastewater annually into the local watershed.
Anzac Sewage Lagoon is a secondary treatment plant serving 539 residents in Anzac, Alberta, Canada. It discharges 242.00 megaliters of treated wastewater annually.
ANZANO DI PUGLIA wastewater treatment plant serves Scampitella, Campania, Italy. It provides secondary treatment for a population of 5,096 and has a designed capacity of 3,000 m³/day.
ANZI_CDA_RAIA is a secondary treatment plant in Anzi, Basilicata, Italy, serving about 1,559 people. It discharges treated wastewater into local water bodies, supporting regional sanitation.
ANZI_CDA_S_DONATO is a secondary wastewater treatment plant in Anzi, Basilicata, Italy, serving 371 people with a designed capacity of 500 m³/day and a discharge volume of 73.45 m³/day.