14,814 plants indexed. Showing 1,863 matching current filters.
Kingston STP is a secondary treatment plant serving 1,871 people in Kingston, Washington. It discharges 435.32 million gallons per year and is located within 10 km of the coast.
Everson S_T Facility is a secondary wastewater treatment plant serving 3,837 people in Everson, Washington. It discharges 454.25 million gallons per year and operates under US EPA NPDES regulations.
Wilkeson STP is a secondary treatment plant serving 475 residents in Wilkeson, Washington. It discharges treated wastewater into the local watershed, ultimately draining to the Puget Sound.
South Prairie Area wastewater treatment plant serves 482 people in South Prairie, Washington, with secondary treatment. It discharges treated wastewater into the local watershed, contributing to the Puyallup River basin.
Tamoshan WWTP is a secondary treatment plant in Olympia, Washington, serving 292 people. It discharges 189.27 cubic meters of treated wastewater daily, located within 10 km of the coast.
Boston Harbor WWTF is a secondary treatment plant in Olympia, Washington, serving 616 people. It discharges 170.34 million gallons per year and is located within 10 km of the coast.
Carlyon Beach WWTP is a secondary treatment plant in Washington, USA, serving 385 people. It discharges 227.13 megaliters annually and has a designed capacity of 454.25 megaliters.
McCleary STP is an advanced wastewater treatment plant serving approximately 1,981 residents in McCleary, Washington. It discharges treated effluent into the local watershed, supporting downstream water quality in Grays Harbor County.
Langley S_T Facility is a secondary treatment plant in Langley, Washington, serving 1,045 people. It discharges 302.83 megaliters annually and is located within 10 km of the coast.
La Push Sewage Treatment Plant is a secondary treatment facility serving approximately 1,000 residents in La Push, Washington. It discharges treated wastewater near the Quileute Harbor Marina on the Pacific coast.
Pacific Beach STP is a secondary treatment plant serving 1,950 people in Pacific Beach, Washington. It discharges 378.54 m³/day of treated wastewater near the Pacific coast.
ELMA STP is a secondary wastewater treatment plant serving 3,540 people in Elma, Washington. It discharges 791.15 million gallons per year into the local watershed.
Eatonville STP is a secondary treatment plant serving 2,775 people in Eatonville, Washington. It discharges treated wastewater into the local watershed, ultimately draining to the Pacific Ocean.
RYDERWOOD STP is a secondary wastewater treatment plant in Ryderwood, Washington, serving a small population of 380. It discharges 378.54 cubic meters of treated wastewater daily.
Coupeville STP is a secondary treatment plant serving 2,155 people in Coupeville, Washington. It discharges 757 m³/day of treated wastewater near the coast of Puget Sound.
SEKIU STP is a secondary wastewater treatment plant serving 538 people in Port Angeles, Washington. It discharges 378.54 m³/day of treated effluent near the Strait of Juan de Fuca.
Clallam Bay STP is a secondary treatment plant serving 780 people in Clallam Bay, Washington. It discharges approximately 454 m³/day and is located within 10 km of the Pacific coast.
Forks Treat STP is a secondary wastewater treatment plant in Forks, Washington, serving approximately 3,120 people. It discharges treated effluent into local waterways within the Olympic Peninsula watershed.
Carbonado S T FAC is a secondary wastewater treatment plant in Carbonado, Washington, serving 610 people. It discharges 113.56 megaliters annually and is designed for 378.54 megaliters, operating under U.S. EPA NPDES regulations.
Central Garage STP in New Kent County, Virginia, serves 2,700 people with advanced treatment. The plant discharges 264.98 thousand cubic meters annually, operating under US EPA NPDES regulations.
UtilityRadar indexes 14814 wastewater treatment plants in United States, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, ELMA STP has the highest designed capacity at 1,817 m3/day.