12,948 plants indexed worldwide.
Plants located within 50 km of a coastline.
Omori wastewater treatment plant serves the Waikato region of New Zealand, providing secondary treatment for a population of 23,010. It discharges treated effluent near the coast of Lake Taupō.
Joyceville Pittsburgh Institution is a secondary treatment plant in Kingston, Ontario, serving 1,023 people. It discharges 459.20 cubic meters of treated wastewater daily near the St. Lawrence River.
ON REGION Warkworth Institution Wastewater Treatment System serves Brighton, Ontario, providing secondary treatment for approximately 1,015 people. The plant discharges treated wastewater into local waterways within the Lake Ontario basin.
Onavas wastewater treatment plant serves 387 people in Sonora, Mexico, with secondary treatment. It discharges 65.66 cubic meters of treated wastewater daily, operating at 93.8% of its designed capacity of 69.98 m³/day.
ONAWAY STP is a secondary treatment plant serving 1,039 people in Onaway, Michigan. It discharges 378.54 m³/day of treated wastewater, with a designed capacity of 492.10 m³/day.
Oneida Village Wastewater Facility in Middlesex County, Ontario, Canada, is a secondary treatment plant serving 178 people.
ONEKAMA STP is a secondary wastewater treatment plant serving Bear Lake, Michigan. It treats approximately 492 m³/day with a designed capacity of 757 m³/day.
Onemana wastewater treatment plant serves the coastal community of Onemana in Waikato, New Zealand. It provides primary treatment for a population of 1,323 and discharges treated effluent near the coast.
Onion River SC STP is an advanced wastewater treatment plant in Hingham, Wisconsin, serving 1,242 people. It discharges 378.54 cubic meters per day and is located near the coast of Lake Michigan.
ONNENS wastewater treatment plant in Onnens (VD), Vaud, Switzerland, serves a small population of 599 with advanced treatment. It discharges 271.90 m³/day and has a designed capacity of 1000 m³/day.
Onslow wastewater treatment plant serves the small coastal town of Onslow in Western Australia. It provides secondary treatment for a population of 683, discharging treated effluent into the local environment.
OOSTBURG STP is an advanced wastewater treatment plant in Oostburg, Wisconsin, serving approximately 2,889 people. It discharges treated water near Lake Michigan, supporting local water quality.
Oosterzele wastewater treatment plant in Scheldewindeke, Belgium, serves 4,000 people with advanced treatment. It discharges 715 m³/day and has a designed capacity of 9,900 m³/day.
Opitsaht Septic Tank is a secondary treatment plant serving 73 people in Area C (Long Beach), British Columbia, Canada. It discharges 33.00 cubic meters of treated wastewater daily.
OPPENS wastewater treatment plant in La Tuilière, Vaud, Switzerland, serves a small population of 128 with secondary treatment.
Opunake wastewater treatment plant serves the Taranaki community of Ōpunake, New Zealand, providing secondary treatment for a population of 1,605. The plant discharges treated wastewater near the coast, supporting local environmental protection.
Orange Grove WWTP is a secondary treatment plant serving 1,460 people in Orange Grove, Texas. It discharges 492.10 units of treated wastewater daily, with a designed capacity of 757.08 units.
Orbost wastewater treatment plant in Victoria, Australia serves 3,250 people with advanced treatment. The coastal facility discharges treated effluent near the Snowy River estuary, supporting the local ecosystem.
ORDONA wastewater treatment plant in Ordona, Puglia, Italy, serves a population of 2,488 with secondary treatment. It discharges 298.00 volume units daily and has a designed capacity of 2,848.00.
Öregrunds Avloppsreningsverk is an advanced wastewater treatment plant serving Öregrund, Sweden. It treats wastewater for approximately 1,448 people and discharges 227.31 m³/day.