18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Atouguia_Abrigada is a secondary wastewater treatment plant serving 2,100 people in Alenquer, Portugal. It discharges treated effluent into the local watershed, contributing to the Tagus River basin.
ATRANI_IMPIANTO_CONSORTILE_CONDOTTA_SOTTOMARINA is a secondary treatment plant serving Pogerola, Italy. It discharges treated wastewater into the Tyrrhenian Sea via a submarine outfall, protecting the Amalfi Coast's marine environment.
ATTICA WWTP is a secondary treatment facility serving Attica, Kansas, with a population of 592. It discharges 238.48 megaliters of treated wastewater annually, with a designed capacity of 363.40 megaliters.
ATWATER STP is a secondary wastewater treatment plant in Atwater, Minnesota, serving approximately 1,144 people. It discharges 704.09 million gallons per year under US EPA NPDES regulations.
ATWOOD WWTP is a secondary treatment plant serving Rawlins County, Kansas. It treats wastewater for a population of 1,279 with a designed capacity of 757.08 m³/day and a discharge volume of 492.10 m³/day.
Atzeneta del Maestrat wastewater treatment plant serves the municipality in Comunitat Valenciana, Spain. It provides secondary treatment for a population of 818, discharging treated water inland.
Au Gres WWSL is a secondary treatment plant in Au Gres, Michigan, serving 976 people. It discharges treated wastewater near the Lake Huron shoreline, operating under US EPA NPDES regulations.
AUBANGE wastewater treatment plant serves the town of Aubange in Luxembourg province, Belgium. The secondary treatment facility processes municipal wastewater for a population of 3,843.
AUBEL wastewater treatment plant serves the municipality of Aubel in Liège, Belgium. It provides secondary treatment for a population of 4,547 and has a designed capacity of 7,200 m³/day.
AUBERS SE is a secondary wastewater treatment plant in Aubers, Hauts-de-France, France, serving approximately 2,400 people. It discharges treated effluent into the local watershed, contributing to the region's water quality management.
AUBIGNY EN ARTOIS SE is a secondary wastewater treatment plant serving Agnières, France. It treats wastewater for about 1,316 people with a designed capacity of 2,500 m³/day.
Auburn wastewater treatment plant in Kentucky, USA serves 1,444 people with secondary treatment. It discharges 374.76 thousand gallons per day and has a designed capacity of 1,324.89 thousand gallons per day.
AUBURN STL is a secondary treatment plant serving 322 people in Grant City, Iowa. It discharges 113.56 megaliters of treated wastewater annually, with a designed capacity of 151.42 megaliters.
AUBURN WWTP is a secondary treatment plant serving 1,131 people in Shawnee County, Kansas. It discharges 378.54 m³/day of treated wastewater, with a designed capacity of 647.30 m³/day.
Aufsess wastewater treatment plant serves Heckenhof, Germany, with secondary treatment for a population of 2,243. Designed capacity is 3,000 m³/day, with an average discharge of 567.65 m³/day.
Auglaize Co K_Z Sewer District is a secondary treatment plant in Auglaize County, Ohio, serving 100 people. It discharges 37.85 units of treated wastewater daily, operating under U.S. EPA NPDES regulations.
Auglaize Pines Subdivision WWTP is a secondary treatment plant serving 100 people in Defiance, Ohio, USA. It discharges 37.85 m³/day of treated wastewater.
Augusta Wastewater Treatment Plant in Western Australia serves about 1,500 people with secondary treatment. Located near the coast, it discharges treated effluent into the local environment.
Augusta STP is a secondary wastewater treatment plant serving 1,272 people in Augusta, Kentucky. It discharges 817.65 thousand cubic meters annually and has a designed capacity of 1,249.18 thousand cubic meters.
Augusta W and S District is a secondary wastewater treatment plant in Augusta, Montana, serving 300 people. It discharges approximately 94.64 megaliters annually and has a designed capacity of 136.27 megaliters.