183 plants indexed. Showing 92 matching current filters.
UKIAH STP is a secondary treatment plant serving 245 people in Ukiah, Oregon. It discharges 151.42 megaliters annually and operates under US Clean Water Act regulations.
Tangent STP is a secondary treatment plant in Linn County, Oregon, serving approximately 930 people. It discharges 189.27 megaliters of treated wastewater annually.
SUMPTER STP is a secondary treatment plant in Baker County, Oregon, serving a small population of 175. It discharges 37.85 units of treated wastewater daily with a designed capacity of 151.42 units.
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.
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.
Salishan STP is a secondary wastewater treatment plant in Lincoln County, Oregon, serving approximately 1,100 people. It discharges treated effluent near the Siletz Bay area on the Pacific coast.
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.
Rockaway Beach STP is a secondary treatment plant serving 1,500 people in Rockaway Beach, Oregon. It discharges treated wastewater near the Pacific coast, operating under US EPA NPDES regulations.
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.
Port Orford STP is a secondary treatment plant serving 1,135 people in Port Orford, Oregon. It discharges 147.63 million gallons annually and is located within 10 km of the Pacific coast.
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.
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.
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.