18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
ALPINE WWTP is a secondary treatment plant in Alpine, Wyoming, serving a population of 828. It discharges treated wastewater into the local watershed, with a designed capacity of 1,514.16 volume units.
Alpurrurulam wastewater treatment plant serves the remote community of Alpurrurulam in the Barkly Region, Northern Territory, Australia. The secondary treatment facility manages a daily discharge volume of 119.31 megaliters.
Alqueidao wastewater treatment plant serves Figueira da Foz, Portugal, treating wastewater for 2,700 people. It provides secondary treatment and discharges 450.17 m³/day, located within 10 km of the Atlantic coast.
ALREWAS STW is a secondary wastewater treatment plant in Lichfield, England, serving approximately 3,800 people with a designed capacity of 4,500 m³/day. It discharges treated effluent into local watercourses within the Trent River basin.
Alsen Lagoon is a secondary treatment plant serving 35 people in Alsen, North Dakota. It discharges 18.93 megaliters annually and has a designed capacity of 37.85 megaliters.
ALTA VISTA WWTP is a secondary treatment plant serving 246 people in Alta Vista, Iowa. It discharges 132.49 thousand cubic meters of treated wastewater annually, with a designed capacity of 227.12 thousand cubic meters.
ALTA VISTA WWTP is a secondary treatment plant in Wabaunsee County, Kansas, serving 421 people. It discharges 166.56 units of treated wastewater daily, with a designed capacity of 204.41 units.
ALTA WWTP is a secondary treatment plant serving Alta, Iowa, with a population of 1,865. It discharges 643.52 thousand gallons per day and has a designed capacity of 2,142.54 thousand gallons per day.
ALTAMONT wastewater treatment plant serves Altamont, Utah, providing secondary treatment for a small population of 225. It discharges 94.64 cubic meters of treated wastewater daily.
ALTAMONT STP NORTH is a secondary wastewater treatment plant in Altamont, Illinois, serving a population of 704. It discharges treated effluent into local waterways, supporting the Kaskaskia River basin.
Altamont V STP is a secondary treatment plant serving 1,427 people in the Town of Guilderland, New York. It discharges 715.44 units of treated wastewater daily, with a designed capacity of 1,854.85 units.
ALTAMONT WINSTON WWTP serves 463 people in Winston, Missouri, with secondary treatment. The plant discharges 166.56 units of treated wastewater daily, operating under US EPA NPDES regulations.
Altamont WWTP is a secondary treatment facility serving 1,070 people in Altamont, Kansas. It discharges treated wastewater into local waterways, supporting the region's environmental health.
Altata wastewater treatment plant in Sinaloa, Mexico, serves 3,098 people with secondary treatment. It discharges 717.12 m³/day and is located within 10 km of the coast.
ALTAVILLA_IRPINA_IMPIANTO_DI_PONTE_DEI_SANTI is a secondary treatment plant serving Pasquarielli, Campania, Italy. It treats wastewater for 3,522 people with a designed capacity of 5,000 m³/day.
ALTEA TOIX MASCARAT is a secondary wastewater treatment plant in Altea, Comunitat Valenciana, Spain, serving 4,421 people. It discharges 116.64 m³/day and is located within 10 km of the coast.
ALTENBURG WWTP is a secondary treatment plant serving 606 people in Altenburg, Missouri. It discharges 219.55 megaliters of treated wastewater annually, operating under US EPA NPDES regulations.
Altertheim wastewater treatment plant in Steinbach, Bayern, Germany, serves a population of 2,154 with secondary treatment. It has a designed capacity of 4,000 m³/day and discharges 545.13 m³/day.
Althegnenberg wastewater treatment plant in Bavaria, Germany, serves a population of 1,920 with secondary treatment. The plant is now closed, with a designed capacity of 2,500 m³/day and an average discharge volume of 519 m³/day.
Altheimer WWTP is a secondary treatment plant in Rob Roy, Arkansas, serving a population of 984. It discharges treated wastewater into local waterways, supporting the region's water quality.