3,895 plants indexed worldwide.
Plants located within 10 km of a coastline. Discharge impact on marine environments is a primary concern for these facilities.
Hants Border Sewage Treatment Plant is a secondary treatment facility in Nova Scotia, Canada, serving 942 people. It discharges treated wastewater near the coast, supporting local water quality.
Hants Harbour Outfall is a secondary treatment plant serving 374 people in Hant's Harbour, Newfoundland and Labrador, Canada. It discharges 200 cubic meters of treated wastewater daily into the coastal waters of Trinity Bay.
Harbor View WWTP is a secondary treatment plant in Cecil County, Maryland, serving 437 people. It discharges 124.92 million gallons per year into local waterways near the Chesapeake Bay.
HARDIN STP is a secondary wastewater treatment plant serving 699 people in Hardin, Kentucky. It discharges treated effluent near the Tennessee River system, operating under US EPA and Kentucky state regulations.
HARIA wastewater treatment plant in Teguise, Canarias, Spain, serves 4,000 people with advanced treatment. It discharges 157.08 m³/day and is located near the coast of Lanzarote.
Harrington wastewater treatment plant in New South Wales, Australia, serves 3,559 people with advanced treatment. It discharges treated effluent near the coast, supporting local water quality.
Harris Road Outfall is a secondary treatment plant serving 178 people in unincorporated Newfoundland, Canada. It discharges treated wastewater near the coast of Newfoundland and Labrador.
Harrisville STP is a secondary treatment plant serving 276 people in Harrisville, Michigan. It discharges 227.13 thousand gallons per day and operates near the Lake Huron coastline.
HARSBJERG RENSEANLAEG is an advanced wastewater treatment plant in Bagenkop, Denmark, serving 1,197 people. It discharges 723.92 m³/day and is located within 10 km of the coast.
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.
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.
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.
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.
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.
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.
Havreneset Sor RD 6 is a secondary treatment plant serving 768 people in Florø, Norway. It discharges 333.07 m³/day of treated wastewater near the coast of Vestland county.