12,948 plants indexed worldwide.
Plants located within 50 km of a coastline.
Hartford STP is an advanced wastewater treatment plant serving Hartford Township, Michigan. It treats approximately 984 thousand cubic meters of wastewater annually, with a designed capacity of 1,325 thousand cubic meters.
HARTHILL STW is an advanced wastewater treatment plant serving Whitburn, Scotland. It treats wastewater for approximately 4,040 people with a designed capacity of 6,500 m³/day.
Hartley Bay Septic Tank is a secondary treatment plant serving 80 people in Hartley Bay, British Columbia, Canada. It discharges 55.00 cubic meters of treated wastewater daily.
Hartstene Pointe STP is a secondary treatment plant in Mason County, Washington, serving 860 people. It discharges 704.09 units of treated wastewater near the coast of Puget Sound.
Haskins WWTP and Sewer System in Ohio, USA, serves 1,544 people with advanced treatment. It discharges 423.97 thousand cubic meters per year, operating under the US Clean Water Act.
Hasselberg wastewater treatment plant in Kieholm, Schleswig-Holstein, Germany, serves 3,417 people with secondary treatment. It discharges 333.92 m³/day and is located near the Baltic Sea coast.
Hastings STP is an advanced wastewater treatment plant in Hastings, Florida, serving a small population of 777. It discharges treated water into the local watershed, supporting the St. Johns River basin.
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.
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.
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.
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.
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.
HAVNEBY wastewater treatment plant in Havneby, Denmark, serves 1,255 people with advanced treatment. It discharges 338.08 m³/day and has a designed capacity of 4,500 m³/day.
HAVNSO wastewater treatment plant in Havnsø, Denmark, serves 2,727 people with advanced treatment. It discharges treated water near the coast in Region Sjælland.