18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
AGUGLIARO VIA ROMA is a secondary wastewater treatment plant in Finale, Veneto, Italy, serving 438 people with a designed capacity of 800 m³/day and an average discharge of 86.71 m³/day.
AGUILAR DEL RIO ALHAMA wastewater treatment plant serves Aguilar del Río Alhama, La Rioja, Spain. It provides secondary treatment for a population of 2,000 with a designed capacity of 2,100 m³/day.
AHILLONES wastewater treatment plant serves Ahillones, Extremadura, Spain, with secondary treatment for a population of 2,200. It has a designed capacity of 4,000 m³/day and discharges 398.74 m³/day.
Ahipara wastewater treatment plant serves the Te Hiku Community in Northland, New Zealand. It provides secondary treatment for a population of 2,100 and discharges treated wastewater near the coast.
Ahousaht Pump Station is a secondary treatment plant serving 630 people in Area C (Long Beach), British Columbia, Canada. It discharges 283 m³/day of treated wastewater near the Pacific coast.
Ahsahka STP is a secondary treatment plant in Clearwater County, Idaho, serving 150 people. It discharges treated wastewater into the local watershed, supporting downstream water quality.
Ahuacatlán wastewater treatment plant in Puebla, Mexico, serves 2,464 people with secondary treatment. It discharges 233.28 cubic meters per day into local waterways.
Ahuacatlán de Guadalupe secondary wastewater treatment plant serves Pinal de Amoles, Querétaro, Mexico. It treats municipal wastewater for a population of 3,742 with a designed capacity of 345.60 m³/day.
Ahualulco wastewater treatment plant serves the town of Ahualulco, San Luis Potosí, Mexico, with secondary treatment for a population of 685. The plant has a designed capacity of 432 m³/day and discharges 432 m³/day of treated effluent.
Ahuehuetitla wastewater treatment plant in Tulancingo de Bravo, Hidalgo, Mexico, provides secondary treatment for a population of 3,651. It discharges 345.60 cubic meters of treated wastewater daily.
Aidhausen wastewater treatment plant in Kerbfeld, Bavaria, Germany, serves a small population of 891. The plant is currently closed and provided secondary treatment.
AIGNAN wastewater treatment plant serves the commune of Aignan in Occitanie, France, with secondary treatment for a population of 2,000. It discharges 356.80 m³/day of treated effluent.
AILEY WPCP is a secondary treatment plant in Ailey, Georgia, serving a population of 557. It discharges 189.27 thousand cubic meters of treated wastewater annually, with a designed capacity of 302.83 thousand cubic meters.
Aillon-le-Jeune wastewater treatment plant in Savoie, France, serves 4,135 people with secondary treatment. It discharges 737.68 m³/day and has a designed capacity of 4,000 m³/day.
Ailly-sur-Noye wastewater treatment plant serves 4,524 people in Hauts-de-France, France. It operates with secondary treatment and discharges 807.07 m³/day of treated effluent.
Ailsa Craig Wastewater Treatment Plant serves 1,354 people in North Middlesex, Ontario, Canada. It provides secondary treatment and discharges 608 cubic meters of treated wastewater daily.
Ainsworth WWTP is a secondary treatment plant serving 567 residents in Ainsworth, Iowa. It discharges 227.13 units of treated wastewater daily, with a designed capacity of 227.12 units.
AIRASCA wastewater treatment plant serves Airasca, Piemonte, Italy, treating wastewater for approximately 4,530 people with secondary treatment.
Airbase Botwood 1 is a secondary treatment plant in Botwood, Newfoundland and Labrador, Canada, serving 434 people. It discharges 195.00 cubic meters of treated wastewater daily near the coast.
AIREDALE STW is a secondary treatment plant serving Fairburn, England, with a population equivalent of 4,241. It discharges 944.19 m³/day of treated wastewater and has a designed capacity of 4,343 m³/day.