18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Ardrossan wastewater treatment plant in South Australia serves 1,536 people with secondary treatment. It discharges treated effluent near the coast of the Yorke Peninsula, supporting local environmental protection.
Ardyaloon One Arm Point wastewater treatment plant in Western Australia serves 339 people with secondary treatment. It discharges 87.66 megalitres annually near the coast of the Dampier Peninsula.
Arena de Hidalgo wastewater treatment plant serves 3,212 people in Tabasco, Mexico, with secondary treatment. It discharges 648.00 m³/day of treated wastewater, with a designed capacity of 864.00 m³/day.
Areyonga wastewater treatment plant serves the remote community of Tempe Downs in Australia's Northern Territory. It provides secondary treatment for a population of 239, discharging approximately 61.76 megalitres annually.
ARGAMASILLA DE CALATRAVA wastewater treatment plant serves 7,500 people in Argamasilla de Calatrava, Castilla-La Mancha, Spain. It provides secondary treatment and discharges 891.45 cubic meters of treated wastewater.
Argenbuhl Eglofs is a closed secondary wastewater treatment plant in Lengatz, Bayern, Germany, serving a population of 1,850. It discharged 468.19 m³/day and had a designed capacity of 1,800 m³/day.
Argentina Dos wastewater treatment plant in Culiacán, Sinaloa, Mexico, serves a small population of 1,460 with secondary treatment. It discharges 138.24 cubic meters of treated wastewater daily.
ARGONIA WWTP is a secondary treatment plant serving Sumner County, Kansas, with a population of 534. It discharges 200.63 million gallons per year and has a designed capacity of 238.48 million gallons per year.
Argusville Lagoon is a secondary wastewater treatment plant serving 475 residents in Argusville, North Dakota. It discharges approximately 189,270 liters per day and has a designed capacity of 264,980 liters.
Argyle wastewater treatment plant serves 47 people in Argyle, Iowa, with secondary treatment. It discharges 22.71 cubic meters per day and operates under US EPA Clean Water Act regulations.
ARGYLE STP is a secondary treatment plant serving 834 people in Argyle, Wisconsin. It discharges 302.83 units of treated wastewater daily, with a designed capacity of 692.73 units.
ARGYLE WWTP is a secondary treatment plant serving 164 people in Argyle, Missouri. It discharges 75.71 thousand gallons per day and operates under U.S. EPA NPDES regulations.
Ariano Irpino Impianto Camporeale Zona PIP is a secondary treatment plant in Campania, Italy, serving a small population. It has a designed capacity of 20,000 m³/day and discharges 5.94 m³/day.
The Ariano Irpino Impianto Cerreto wastewater treatment plant in Campania, Italy, serves a small population of 250 with secondary treatment. It has a designed capacity of 650 m³/day and discharges 49.49 m³/day.
Arichat Sewage Treatment Plant is a secondary treatment facility serving 1,011 people in Arichat, Nova Scotia, Canada. It discharges treated wastewater near the coast of Cape Breton Island.
ARIELLI wastewater treatment plant in Ortona, Italy, serves 2,000 people with secondary treatment. It discharges 395.93 m³/day and is located within 10 km of the Adriatic coast.
Ariogalos aglomeracija is a secondary wastewater treatment plant serving Ariogala, Lithuania. It treats municipal wastewater for approximately 2,500 residents with a designed capacity of 4,357 m³/day.
ARISCHIA wastewater treatment plant serves L'Aquila, Italy, providing secondary treatment for a population of 2,476. It discharges 490.16 m³/day of treated effluent.
ARITON LAGOON is a secondary treatment plant serving 350 people in Dale County, Alabama. It discharges 113.56 megaliters per year and has a designed capacity of 378.54 megaliters.
Arivechi wastewater treatment plant serves the town of Arivechi in Sonora, Mexico, with secondary treatment for a population of 784. It discharges 120.10 cubic meters of treated wastewater daily.