14,814 plants indexed. Showing 743 matching current filters.
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.
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.
Depoe Bay STP serves the coastal community of Depoe Bay, Oregon, with a designed capacity of 1.00 million gallons per day. The plant treats wastewater from a population of approximately 4,472.
Brookings WWTP serves approximately 16,580 people in Brookings, Oregon. The plant discharges treated wastewater into the Pacific Ocean via the Chetco River basin.
CANNON BEACH STP serves Cannon Beach, Oregon, treating wastewater for approximately 52,250 people. The plant is located near the Pacific coast and operates under U.S. EPA and Oregon DEQ regulations.
BANDON STP serves 3,122 people in Bandon, Oregon, discharging treated wastewater near the Pacific coast. The plant operates under the U.S. Clean Water Act framework.
Newport STP serves approximately 10,560 residents in Newport, Oregon. The plant is located near the Pacific coast and operates under U.S. EPA and Oregon DEQ regulatory oversight.
MEDFORD STP serves over 135,000 people in Jackson County, Oregon. The plant operates under the US Clean Water Act, managing wastewater for a significant urban agglomeration.
Coos Bay STP No 2 Empire serves approximately 9,800 residents in Coos Bay, Oregon. The plant operates under the US Clean Water Act's NPDES permit program for municipal wastewater treatment.
Coos Bay STP No 1 serves approximately 13,000 people in Coos Bay, Oregon. The plant discharges treated wastewater into the Pacific Ocean via Coos Bay estuary, operating under the US Clean Water Act NPDES permit system.
ASTORIA STP serves approximately 10,400 residents in Astoria, Oregon, discharging treated wastewater into the Columbia River estuary. The plant operates under the US Clean Water Act framework.
Florence STP serves approximately 6,865 residents in Florence, Oregon. The plant operates under U.S. Clean Water Act regulations, discharging treated wastewater to the Siuslaw River estuary near the Pacific coast.
Salem Willow Lake STP in Keizer, Oregon serves approximately 258,000 people. The plant treats municipal wastewater and discharges into the Willamette River system, which flows into the Columbia River and ultimately the Pacific Ocean.
Rock Creek STP in Hillsboro, Oregon, serves over 305,000 people. The plant operates under the US Clean Water Act, ensuring treated effluent meets federal standards before discharge.
DURHAM STP serves over 363,000 people in Tigard, Oregon, as part of the region's municipal wastewater infrastructure. The plant discharges treated effluent into the Tualatin River watershed, which flows to the Willamette River and ultimately the Colu
Columbia Blvd STP is a major wastewater treatment plant in Portland, Oregon, serving over 720,000 people. It operates under the US Clean Water Act and EPA NPDES permit program.
GRESHAM STP serves approximately 119,000 people in Gresham, Oregon. The plant operates under the US Clean Water Act, with NPDES permits regulating its discharge to protect local water quality.
Tri City WPCP in Oregon City, Oregon serves about 141,676 people. The plant operates under the US Clean Water Act and EPA NPDES permitting framework.
Tulsa Northside WWT serves approximately 180,000 people in Tulsa, Oklahoma. The plant operates under the US Clean Water Act, which mandates secondary treatment for municipal wastewater facilities of this scale.
Tulsa Southside WWT serves approximately 148,573 people in Tulsa, Oklahoma. The plant operates under the US Clean Water Act, with NPDES permits regulating its discharge to protect local waterways.
UtilityRadar indexes 14814 wastewater treatment plants in United States, with treatment level, capacity, operator and discharge data on each record.
Among the plants on this page, the most-referenced operator is City of Portland Bureau of Environmental Services. UtilityRadar's records show 1 plant linked to this operator.
Among the indexed plants, NEHALEM BAY STP has the highest designed capacity at 1 m3/day.