18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Hastings T Caughdenoy SD STP is a secondary treatment plant serving 950 people in Caughdenoy, New York. It discharges 64.35 million gallons per year into local waters.
Hastings Wastewater Treatment Facility in Trent Hills, Ontario, Canada, serves a small population of 1,177 with secondary treatment. It discharges treated wastewater into the local watershed, contributing to the Trent River system.
Hat Head wastewater treatment plant in New South Wales, Australia, serves a small coastal community of 588 people with secondary treatment, discharging treated effluent into the local environment.
HATCH WWTP in Taos County, New Mexico, is a secondary treatment facility serving 1,124 people. It discharges 416.40 acre-feet of treated wastewater annually, with a designed capacity of 567.81 acre-feet.
Hatfield Dept of Public Works is a secondary wastewater treatment plant serving 1,491 people in Hatfield, Massachusetts. The facility discharges treated effluent into the Connecticut River watershed.
Hatfield Heath STW is a secondary treatment plant in Uttlesford, England, serving 2,850 people. It discharges 634.51 m³/day of treated wastewater, operating under UK regulations.
Hatfield SD 1 STP is a secondary treatment plant serving 670 people in the Town of Adams, Wisconsin. It discharges 132.49 million gallons per year into local waterways.
Hatton Lagoon is a secondary wastewater treatment plant serving Hatton, North Dakota. It discharges treated effluent into local waterways under US EPA NPDES regulations.
Hattstedt wastewater treatment plant in Schleswig-Holstein, Germany, serves 1,900 people with secondary treatment. The closed facility discharged 480.84 m³/day and had a design capacity of 3,600 m³/day.
Haugadalen Follese is a secondary treatment plant serving 211 people in Hetlevik, Norway. It discharges 91.51 m³/day of treated wastewater near the coast of Askøy, Vestland.
HAUGEN STP is a secondary wastewater treatment plant in Haugen, Wisconsin, serving 284 people. It discharges 45.43 units of treated wastewater daily, with a designed capacity of 90.85 units.
HAUGHLEY STW is a secondary treatment plant serving 2,251 people in Mid Suffolk, England. It discharges 501.15 m³/day of treated wastewater into local watercourses.
HAUGHTON STP is a secondary wastewater treatment plant in Harahan, Louisiana, serving 1,700 people. It discharges 378.54 cubic meters per day into the local watershed.
Hauglandshella wastewater treatment plant in Askøy, Norway, serves 1,712 people with secondary treatment. It discharges 742.46 m³/day and is located within 10 km of the coast.
Haunetal _ Neukirchen is a secondary wastewater treatment plant in Neukirchen, Hessen, Germany, serving approximately 2,400 people. It discharges treated effluent into the local watershed, contributing to the protection of regional water quality.
HAVANA WWTP is a secondary treatment plant serving 86 people in Havana, Kansas. It discharges 26.50 volume units daily with a designed capacity of 56.78 volume units.
Havelock wastewater treatment plant serves 571 people in Marlborough, New Zealand, with secondary treatment. It discharges treated effluent near the coast, supporting local water quality.
Havelock Wastewater Treatment Plant serves the community of Havelock-Belmont-Methuen in Ontario, Canada. It provides secondary treatment for a population of 1,510.
HAVENSVILLE WWTP is a secondary treatment plant serving 146 people in Pottawatomie County, Kansas, United States. It discharges treated wastewater into local waterways, supporting regional water quality.
HAVILAND WWTP serves Haviland, Kansas, treating municipal wastewater for a population of 584. The plant provides secondary treatment and discharges approximately 193.06 megaliters per year.