Wastewater plants in Washington

248 plants indexed. Showing 23 matching current filters.

23 plants matching filters

SUQUAMISH STP

Port Madison Indian Reservation, Washington

SUQUAMISH STP is a secondary treatment plant serving 3,510 people on the Port Madison Indian Reservation in Washington, USA. It discharges 378.54 m³/day of treated wastewater near the Puget Sound coast.

Secondary 3,510

RUSTLEWOOD DEV STP

Walkers Landing, Washington

Rustlewood Dev STP is a secondary treatment plant serving 126 people in Walkers Landing, Washington. It discharges 37.85 m³/day of treated wastewater near the coast.

Secondary 126

LA CONNER TREATMENT

La Conner, Washington

La Conner Treatment is a secondary wastewater plant serving 1,115 people in La Conner, Washington. It discharges 567.81 thousand cubic meters annually and is located within 10 km of the coast.

Secondary 1,115

KINGSTON STP

Kingston, Washington

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.

Secondary 1,871

TAMOSHAN WWTP

Olympia, Washington

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.

Secondary 292

BOSTON HARBOR WWTF

Olympia, Washington

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.

Secondary 616

Carlyon Beach WWTP

Carlyon Beach, Washington

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.

Secondary 385

LANGLEY S_T FACILITY

Langley, Washington

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.

Secondary 1,045

LA PUSH SEWAGE TRT PLANT

La Push, Washington

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.

Secondary 1,000

PACIFIC BEACH STP

Pacific Beach, Washington

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.

Secondary 1,950

COUPEVILLE STP

Coupeville, Washington

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.

Secondary 2,155

SEKIU STP

Port Angeles, Washington

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.

Secondary 538

CLALLAM BAY STP

Clallam Bay, Washington

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.

Secondary 780

Frequently asked

How many wastewater treatment plants are in Washington?

UtilityRadar indexes 248 wastewater treatment plants in Washington, with treatment level, capacity, operator and discharge data on each record.

What is the largest wastewater treatment plant in Washington?

Among the indexed plants, KINGSTON STP has the highest designed capacity at 1,741 m3/day.

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