12,948 plants indexed worldwide.
Plants located within 50 km of a coastline.
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.
Orford wastewater treatment plant in Tasmania, Australia, serves a small coastal community with secondary treatment. It discharges treated effluent near Shelly Beach, supporting local environmental protection.
ORGES is a secondary wastewater treatment plant in Orges, Vaud, Switzerland, serving 142 people with a designed capacity of 333 m³/day and an average discharge volume of 64.46 m³/day.
ORGON wastewater treatment plant in Orgon, France, serves a population of 2,393 with secondary treatment. The plant has a designed capacity of 3,000 m³/day and discharges 426.91 m³/day.
ORGOSOLO_LOC_COMBIDANOVO is an advanced wastewater treatment plant serving Orgòsolo/Orgosolo, Sardinia, Italy. It treats wastewater for a population of 4,628 with a designed capacity of 5,000 m³/day.
Orica wastewater treatment plant in Gladstone, Queensland, Australia, serves 706 people with secondary treatment. It discharges 182.60 ML/year and is located within 10 km of the coast.
ORIHUELA HURCHILLO is an advanced wastewater treatment plant in Orihuela, Comunitat Valenciana, Spain, serving a population of 1,977. It discharges 185.90 m³/day of treated water.
ORIHUELA LA MATANZA is an advanced wastewater treatment plant serving 708 people in Orihuela, Comunitat Valenciana, Spain. It has a designed capacity of 2,500 m³/day and discharges 128.36 m³/day.
ORIHUELA SAN BARTOLOME is an advanced wastewater treatment plant in Orihuela, Comunitat Valenciana, Spain, serving about 4,074 people with a designed capacity of 4,083 m³/day.
ORIHUELA TORREMENDO is an advanced wastewater treatment plant in Orihuela, Comunitat Valenciana, Spain. It serves a population of 906 and has a designed capacity of 2,500 m³/day.
ORIOLO_FALCE is an advanced wastewater treatment plant serving Macchia Albanese, Calabria, Italy. It treats wastewater for a population of 2,730 with a designed capacity of 5,000 m³/day.