12,948 plants indexed worldwide.
Plants located within 50 km of a coastline.
OLDMELDRUM WWTP is a secondary treatment plant serving 3,252 people in Oldmeldrum, Scotland. It discharges 724.01 m³/day of treated wastewater into local watercourses.
OLETTA Projet nouvelle STEP is an advanced wastewater treatment plant in Oletta, Corse, France, serving about 3,000 people. It discharges 534.48 cubic meters per day and is located within 10 km of the coast.
OLIVA CAMPING SAN FERNANDO is a secondary treatment plant serving 1,732 people in Oliva, Comunitat Valenciana, Spain. It discharges 225.80 m³/day of treated wastewater near the Mediterranean coast.
OLIVA OLIVA NOVA SECTOR 1 is an advanced wastewater treatment plant in Oliva, Comunitat Valenciana, Spain, serving 2,830 people with a designed capacity of 3,409 m³/day.
OLMEDO_LOC_SOS_LABIDAZZOS_PERDAS_DE_FOGU is an advanced wastewater treatment plant serving Olmedo, Sardinia, Italy. It treats wastewater for a population of 3,194 and discharges 632.30 m³/day.
Olmeto littoral is an advanced wastewater treatment plant in Olmeto Plage, Corsica, France. It serves a population of 2,700 and discharges treated water near the coast.
OLONZAC wastewater treatment plant serves Olonzac, Occitanie, France. It provides advanced treatment for a population of 1,900 with a designed capacity of 2,500 m³/day.
OLSTED wastewater treatment plant in Ølsted, Denmark, serves 1,865 people with advanced treatment. It discharges 369.52 m³/day and has a designed capacity of 2,391 m³/day.
Omaha wastewater treatment plant in Rodney, Auckland, New Zealand serves 1,023 people with advanced treatment. It discharges 413.70 units of treated wastewater near the coast.
Omaui wastewater treatment plant serves 30 people in Invercargill City, Southland, New Zealand. It provides secondary treatment and discharges near the coast.
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.