18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Horyniec-Zdrój wastewater treatment plant in Podkarpackie, Poland, serves 1,540 people with secondary treatment. It discharges 219.58 m³/day and has a designed capacity of 5,333 m³/day.
Hoschton WPCP is a secondary treatment plant in Hoschton, Georgia, serving approximately 300 people. It discharges 189.27 cubic meters of treated wastewater daily.
Hoskins WWTP is a secondary treatment plant in Wayne County, Nebraska, serving a small population of 208. It discharges 75.71 million gallons per year and operates under the US Clean Water Act.
Hospital del Niño y La Mujer wastewater treatment plant in Santiago de Querétaro, Mexico, serves 2,163 people with secondary treatment. It discharges 204.77 cubic meters per day, operating within the Querétaro region's water management framework.
Hospital Outfall is a secondary treatment plant in Springdale, Newfoundland and Labrador, Canada, serving 223 people.
Hossy Shaft is a secondary wastewater treatment plant serving approximately 3,230 people in Rustenburg Local Municipality, North West, South Africa. It discharges 600 cubic meters of treated wastewater daily.
HOSTALETS DE PIEROLA ELS is a secondary wastewater treatment plant serving 764 people in els Hostalets de Pierola, Catalunya, Spain. It discharges 180.78 m³/day and operates under EU Urban Waste Water Treatment Directive standards.
Hot Springs WWTF is a secondary treatment plant serving 450 people in Hot Springs, Montana. It discharges 170.34 units of treated wastewater daily, with a designed capacity of 897.14 units.
Hot Springs WWTP is a secondary treatment plant serving 640 people in Hot Springs, North Carolina. It discharges 227.13 megaliters of treated wastewater annually, with a designed capacity of 302.83 megaliters.
Hot Sulphur Springs WWTP is a secondary treatment plant serving 534 residents in Hot Sulphur Springs, Colorado. The facility discharges treated wastewater into the local watershed, supporting the Colorado River basin.
Hotazel wastewater treatment plant serves 1,785 people in Joe Morolong Local Municipality, Northern Cape, South Africa. It provides secondary treatment and discharges 350 cubic meters of treated wastewater daily.
Hotchkiss WWTP is a secondary treatment plant in Delta County, Colorado, serving about 991 people. It discharges treated wastewater into the local watershed, supporting downstream water quality.
Hotel Reef wastewater treatment plant in San Miguel de Cozumel, Quintana Roo, Mexico, serves a population of 4,564 with secondary treatment. It discharges 432 m³/day and is located within 10 km of the coast.
HOTONNES Chef lieu is a secondary wastewater treatment plant in Haut Valromey, France, serving 4,550 people. It discharges 811.71 m³/day and has a designed capacity of 2,300 m³/day.
HOTTON wastewater treatment plant in Hotton, Luxembourg, Belgium, serves 1,167 people with secondary treatment. It has a designed capacity of 3,600 m³/day and discharges 208.60 volume units.
HOUFFALIZE wastewater treatment plant serves the town of Houffalize in Luxembourg province, Belgium. It provides secondary treatment for a population of 1,650 with a designed capacity of 3,600 m³/day.
HOUGHTON STL is a secondary wastewater treatment plant serving Houghton, Iowa, USA. It treats municipal wastewater for a population of 127 with a design capacity of 151.42 volume units.
Housing Authority City of Caldwell is a secondary treatment plant serving 1,600 people in Canyon County, Idaho. It discharges 132.49 megaliters of treated wastewater annually.
Houston WWTP is a secondary treatment plant serving 1,383 people in Houston, British Columbia, Canada. It discharges 621 cubic meters of treated wastewater daily.
HOUSTONIA WWTP is a secondary treatment plant serving 220 people in Houstonia, Missouri. It discharges 75.71 thousand cubic meters per year and has a designed capacity of 151.42 thousand cubic meters per year.