Wastewater plants in Oregon

183 plants indexed. Showing 59 matching current filters.

59 plants matching filters

MYRTLE POINT STP

Myrtle Point, Oregon

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.

Not Reported 2,460 Low

MYRTLE CREEK STP

Myrtle Creek, Oregon

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.

Not Reported 9,010 Low

MILTON FREEWATER STP

Milton-Freewater, Oregon

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.

Not Reported 6,560 Low

MADRAS STP

Madras, Oregon

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.

Not Reported 5,160 Low

Warm Springs WWTP

Warm Springs, Oregon

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.

Not Reported 2,860 Low

LAKEVIEW STP

Lakeview, Oregon

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.

Not Reported 2,900 Low

LAFAYETTE STP

Lafayette, Oregon

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.

Not Reported 3,925 Low

HOOD RIVER STP

Hood River, Oregon

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.

Not Reported 7,788 Low

HERMISTON Recycled Water Plant

Hermiston, Oregon

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.

Not Reported 15,070 Low

HARRISBURG LAGOON TREATMENT PLANT

Harrisburg, Oregon

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.

Not Reported 2,935 Low

WINSTON GREEN STP

Douglas County, Oregon

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.

Not Reported 11,290 Low

ENTERPRISE STP

Wallowa County, Oregon

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.

Not Reported 2,000 Low

BURNS STP

Harney County, Oregon

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.

Not Reported 4,306 Low

ATHENA STP

Athena, Oregon

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.

Not Reported 1,265 Low

ST HELENS STP

Saint Helens, Oregon

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.

Not Reported 14,236 Low

NEWBERG WYNOOSKI STREET STP

Newberg, Oregon

Newberg Wynooski Street STP serves approximately 18,280 residents in Newberg, Oregon. The plant operates under the US Clean Water Act framework for municipal wastewater treatment.

Not Reported 18,280 Low

LEBANON STP

Lebanon, Oregon

LEBANON STP serves Lebanon, Oregon, treating wastewater for approximately 11,030 residents. The plant discharges into the local watershed, contributing to the South Santiam River basin.

Not Reported 11,030 Low

BAKER CITY WWTP

Baker County, Oregon

Baker City WWTP serves approximately 9,840 people in Baker County, Oregon. The plant operates under the U.S. Clean Water Act, which requires secondary treatment for municipal wastewater facilities.

Not Reported 9,840 Low

TOLEDO STP

Toledo, Oregon

Toledo STP serves the city of Toledo, Oregon, treating wastewater from a population of approximately 3,356. The plant operates under the U.S. Clean Water Act framework.

Not Reported 3,356 Low

SOUTH SUBURBAN STP

Klamath Falls, Oregon

South Suburban STP serves Klamath Falls, Oregon, treating wastewater for approximately 19,600 residents. The plant discharges into the Klamath River basin, a critical waterway in the Pacific Northwest.

Not Reported 19,600 Low

Frequently asked

How many wastewater treatment plants are in Oregon?

UtilityRadar indexes 183 wastewater treatment plants in Oregon, with treatment level, capacity, operator and discharge data on each record.

What is the largest wastewater treatment plant in Oregon?

Among the indexed plants, MYRTLE POINT STP has the highest designed capacity at 1 m3/day.

UtilityRadar
More
Press Esc to close · Browse by sector