2 plants indexed.
Diamond Lake STP is a secondary treatment plant in Pend Oreille County, Washington, serving 1,698 people. It discharges 276.34 million gallons per year and operates under U.S. EPA NPDES regulations.
IONE LAGOON is a secondary wastewater treatment plant in Pend Oreille County, Washington, serving 215 people. It discharges treated effluent into the local watershed, supporting downstream water quality.
UtilityRadar indexes 2 wastewater treatment plants in Pend Oreille County, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, DIAMOND LAKE STP has the highest designed capacity at 708 m3/day.