26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
UMATILLA STP serves approximately 5,948 residents in Umatilla, Oregon. The plant discharges treated wastewater into the Columbia River basin, supporting local water quality and downstream ecosystems.
Sweet Home STP serves approximately 8,790 people in Linn County, Oregon. The plant operates under the U.S. Clean Water Act, with NPDES permits regulating its discharge to protect local waterways.
Sutherlin STP serves approximately 7,950 people in Douglas County, Oregon, as part of the municipal wastewater infrastructure. The plant operates under U.S. EPA NPDES permitting.
Sheridan STP serves the community of Sheridan, Oregon, treating municipal wastewater. The plant operates under U.S. Clean Water Act regulations, ensuring treated effluent meets environmental standards.
SEASIDE STP serves approximately 11,820 residents in Seaside, Oregon. Located within 50 km of the Pacific coast, the plant discharges treated wastewater into the local watershed.
Rogue River STP serves 1,902 people in Jackson County, Oregon. The plant discharges into the Rogue River basin, supporting local water quality and downstream ecosystems.
REEDSPORT STP serves Reedsport, Oregon, treating wastewater for approximately 5,253 residents. The plant operates under the U.S. Clean Water Act, with a designed capacity of 1.00 million gallons per day.
RAINIER STP serves 1,914 people in Rainier, Oregon. The plant operates under the US Clean Water Act, discharging treated wastewater into the Columbia River basin.
Prineville STP serves approximately 6,300 residents in Prineville, Oregon. The plant operates under the U.S. Clean Water Act, with discharge regulated by the Oregon Department of Environmental Quality.
Philomath WWTP serves approximately 4,650 residents in Benton County, Oregon. The plant discharges treated wastewater into local waterways, supporting the region's water quality under U.S. EPA and Oregon DEQ regulations.
NYSSA STP serves Nyssa, Oregon, treating wastewater for approximately 3,075 residents. The plant operates under the U.S. Clean Water Act framework, ensuring compliance with state and federal discharge standards.
NEHALEM BAY STP serves Mohler, Oregon, treating wastewater for approximately 4,700 residents. The plant operates under the US Clean Water Act with NPDES permitting.
Myrtle Point STP serves 2,460 residents in Oregon, USA. The plant discharges treated wastewater into the Coquille River system, which flows to the Pacific Ocean.
Myrtle Creek STP serves approximately 9,010 residents in Myrtle Creek, Oregon. The plant operates under the U.S. Clean Water Act, with NPDES permits regulating its discharge to protect local water quality.
MILTON FREEWATER STP serves approximately 6,560 residents in Milton-Freewater, Oregon. The plant discharges treated wastewater into the local watershed, supporting downstream water quality in the Umatilla River basin.
MADRAS STP serves approximately 5,160 people in Madras, Oregon. The plant discharges treated wastewater into the local watershed, supporting downstream water quality in the Deschutes River basin.
Warm Springs WWTP serves approximately 2,860 people in Warm Springs, Oregon. The plant operates under the US Clean Water Act framework, with NPDES permitting overseen by the Oregon Department of Environmental Quality.
Lincoln City STP serves approximately 17,984 residents in Lincoln City, Oregon. The plant is located within 50 km of the Pacific coast and operates under U.S. Clean Water Act regulations.
LAKEVIEW STP serves approximately 2,900 residents in Lakeview, Oregon. The plant treats municipal wastewater and discharges into the local watershed, supporting the region's water quality.
LAFAYETTE STP serves approximately 3,925 residents in Lafayette, Oregon. The plant operates under U.S. Clean Water Act regulations, ensuring treated effluent meets state and federal standards before discharge.