183 plants indexed. Showing 148 matching current filters.
Sisters WW Treatment Improvements is a secondary treatment plant in Deschutes County, Oregon, serving 2,124 people. It discharges 196.84 units of treated wastewater and operates under the US Clean Water Act.
SILETZ STP is a secondary wastewater treatment plant in Siletz, Oregon, serving a population of 1,197. It discharges treated effluent into local waterways, supporting environmental protection in the region.
WAMIC WATER AND SEWER AUTHORITY is a secondary treatment plant serving 100 people in Wamic, Oregon. It discharges 45.43 cubic meters of treated wastewater daily, operating under U.S. EPA and Oregon DEQ regulations.
Shady Cove STP is an advanced wastewater treatment plant serving 2,760 people in Shady Cove, Oregon. It discharges 764.65 million gallons annually into the Rogue River basin.
Seneca STP is a secondary wastewater treatment plant serving the small community of Seneca, Oregon. It has a designed capacity of 685.16 volume units and discharges treated effluent into the local watershed.
SCIO STP is a secondary wastewater treatment plant serving Scio, Oregon. It treats municipal wastewater for a population of 710 with a designed capacity of 3,686.98 cubic meters per day.
RUFUS STP is a secondary wastewater treatment plant in Rufus, Oregon, serving 270 people. It discharges 155.20 million gallons per year and operates under the US Clean Water Act.
RICHLAND STP is a secondary treatment plant in Baker County, Oregon, serving a small population of 250. It discharges treated wastewater into the local watershed, supporting downstream water quality.
Prairie City STP is a secondary treatment plant serving 1,145 people in Prairie City, Oregon. It discharges treated wastewater into local waterways, supporting the John Day River basin.
POWERS STP is a secondary treatment plant serving 689 residents in Powers, Oregon. It discharges 223.34 million gallons per year and operates under US EPA NPDES regulations.
Pilot Rock STP is a secondary treatment plant serving 1,540 people in Umatilla County, Oregon. It discharges 643.52 thousand cubic meters annually within the Columbia River Basin.
Alpine County Service District is a secondary wastewater treatment plant in Alpine, Oregon, serving a small population of 191. It discharges 75.71 million gallons per year into local waterways.
PARKDALE STP is a secondary wastewater treatment plant serving 416 people in Parkdale, Oregon. It discharges 234.70 megaliters annually and has a designed capacity of 378.54 megaliters.
PAISLEY STP is a secondary treatment plant serving 250 people in Paisley, Oregon. It discharges 75.71 m³/day of treated wastewater, with a designed capacity of 189.27 m³/day.
ODELL STP is an advanced wastewater treatment plant in Hood River County, Oregon, serving 1,653 people. It discharges treated water into the local watershed, supporting downstream water quality.
Oakland STP is an advanced wastewater treatment plant serving approximately 940 people in Oakland, Oregon. It discharges treated water into local waterways, supporting environmental health in the Umpqua River basin.
North Powder STP is a secondary treatment plant serving 490 people in North Powder, Oregon. It discharges 151.42 megaliters annually and operates under U.S. EPA NPDES regulations.
Mount Vernon STP is a secondary wastewater treatment plant in Mount Vernon, Oregon, serving a population of 695. It discharges treated effluent into the local watershed, supporting downstream water quality.
MOSIER STP is a secondary treatment plant in Wasco County, Oregon, serving 430 people. It discharges 113.56 units of treated wastewater and has a designed capacity of 321.76 units.
MONROE STP is a secondary treatment plant serving 610 people in Monroe, Oregon. It discharges 446.68 volume units daily with a designed capacity of 681.37, operating under U.S. Clean Water Act regulations.
UtilityRadar indexes 183 wastewater treatment plants in Oregon, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, SCIO STP has the highest designed capacity at 3,687 m3/day.