14,814 plants indexed. Showing 5,627 matching current filters.
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.
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.
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.
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.
Hood River STP serves approximately 7,788 people in Hood River, Oregon. The plant discharges treated wastewater into the Columbia River, a major waterway that flows to the Pacific Ocean.
The HERMISTON Recycled Water Plant serves approximately 15,070 residents in Hermiston, Oregon. It operates under the U.S. Clean Water Act, which governs wastewater treatment and discharge for facilities of this scale.
The Harrisburg Lagoon Treatment Plant serves Harrisburg, Oregon, treating wastewater for a population of approximately 2,935. It operates under the US Clean Water Act, with state-level NPDES permitting.
Winston Green STP serves Douglas County, Oregon, treating wastewater for a population of approximately 11,290. The plant operates under U.S. EPA and Oregon DEQ regulations.
Enterprise STP serves approximately 2,000 residents in Wallowa County, Oregon. The plant discharges treated wastewater into the local watershed, supporting downstream water quality in the Grande Ronde River basin.
BURNS STP serves approximately 4,306 people in Harney County, Oregon. The plant discharges treated wastewater into the local watershed, which drains into the Malheur Lake basin.
ATHENA STP serves the community of Athena, Oregon, treating municipal wastewater. The plant operates under U.S. EPA and Oregon DEQ regulations, discharging treated effluent to local waterways.
ST HELENS STP serves Saint Helens, Oregon, treating municipal wastewater for approximately 14,236 residents. The plant operates under the US Clean Water Act's NPDES permit program.
UtilityRadar indexes 14814 wastewater treatment plants in United States, with treatment level, capacity, operator and discharge data on each record.
Among the indexed plants, MYRTLE POINT STP has the highest designed capacity at 1 m3/day.