18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Henderson WWTP is a secondary treatment facility in York County, Nebraska, serving a population of 1,123. It discharges treated wastewater into local waterways, supporting the region's water quality.
HENEFER wastewater treatment plant in Summit County, Utah, serves 766 people with secondary treatment. It discharges 378.54 cubic meters per day and has a designed capacity of 567.81 cubic meters per day.
Henniker WWTF is a secondary treatment plant in Henniker, New Hampshire, serving approximately 2,868 people. It discharges 810.08 thousand gallons per day into the Contoocook River watershed.
Henning Lagoon is a secondary wastewater treatment plant serving Henning, Tennessee. It discharges treated wastewater into local waterways, supporting the region's environmental health.
Henning STP is a secondary treatment plant serving 819 people in Henning Township, Minnesota. It discharges 503.46 million gallons per year and has a designed capacity of 654.87 million gallons per year.
HENNUYERES Champs de L Epine is a closed secondary treatment plant in Braine-le-Comte, Belgium. It served 147 people with a designed capacity of 250 m³/day.
Henry WWTP is a secondary treatment plant serving 162 people in Henry, Nebraska. The facility discharges treated wastewater into local waterways, supporting the North Platte River basin.
Henryville STP is a secondary wastewater treatment plant in Clark County, Indiana, serving approximately 1,545 people. It discharges treated effluent into local waterways under US EPA NPDES regulations.
Hensall Wastewater Lagoon in Bluewater, Ontario, Canada, provides secondary treatment for a small population of 949. The plant discharges treated wastewater into the local watershed, supporting the region's water quality.
HENSIES POMMEROEUL is a secondary wastewater treatment plant in Hensies, Hainaut, Belgium, serving a population of 1,171. It discharges 209.32 m³/day of treated effluent into local waterways.
Henty wastewater treatment plant in New South Wales, Australia, serves a small population of 1,120 with secondary treatment. It discharges approximately 290 megalitres annually into the local watershed.
HEPLER WWTP is a secondary treatment plant serving Hepler, Kansas. It discharges treated wastewater into local waterways, supporting the region's water quality.
HEPPNER STP is a secondary wastewater treatment plant serving Heppner, Oregon. It treats municipal wastewater with a designed capacity of 946.35 m³/day and an average discharge volume of 340.69 m³/day.
Herculano de La Rocha wastewater treatment plant in Sinaloa, Mexico, serves 1,552 people with secondary treatment. It discharges 146.88 thousand cubic meters annually, operating under Mexico's national water regulations.
Hered Szennyviztisztito Telep is a secondary wastewater treatment plant in Kerekharaszt, Hungary, serving 1,600 people with a designed capacity of 2,200 m³/day.
HEREPIAN VILLEMAGNE is a secondary wastewater treatment plant in Hérépian, Occitanie, France, serving 2,400 people with a designed capacity of 2,800 m³/day.
Heriberto Jara wastewater treatment plant serves the community of Heriberto Jara (La Haciendita) in Nayarit, Mexico. It provides secondary treatment for a population of 1,552 with a designed capacity of 190.08 cubic meters per day.
HERISAUSAUM is a secondary treatment plant serving 135 people in Herisau, Appenzell Ausserrhoden, Switzerland. It discharges 61.28 m³/day of treated wastewater into the local watershed.
Herisauschwaenberg wastewater treatment plant in Herisau, Switzerland, serves a small population of 107. It provides secondary treatment and discharges 48.57 m³/day, operating under Swiss water protection regulations.
HERMAN WWTP is a secondary treatment plant serving 347 people in Herman, Nebraska. It discharges 151.42 units of treated wastewater, operating under US EPA NPDES regulations.