2 plants indexed.
TOUTLE STP is a secondary treatment plant in Cowlitz County, Washington, serving approximately 1,100 people. It discharges 946.35 cubic meters of treated wastewater daily into the local watershed.
Woodbrook Sewage Treatment Plant in Cowlitz County, Washington, serves 364 people with secondary treatment. The plant discharges 249.84 thousand gallons per day and has a designed capacity of 333.12 thousand gallons per day.