26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Elizabethtown wastewater treatment plant serves 28,533 residents in Kentucky, USA. The facility discharges treated effluent into local waterways within the Ohio River basin.
ELIZABETHTOWN BORO STP serves Mount Joy Township, Pennsylvania, treating wastewater for approximately 14,390 residents. The plant discharges into local waterways within the Susquehanna River basin.
Elizabethville STP is a municipal wastewater treatment plant serving Washington Township, Pennsylvania. It treats wastewater from a population of approximately 2,925 under U.S. Clean Water Act regulations.
Elk City Main WWT serves approximately 9,510 residents in Elk City, Oklahoma. The plant operates under the US Clean Water Act framework, with NPDES permitting through the Oklahoma Department of Environmental Quality.
ELK RAPIDS STP serves Elk Rapids Township, Michigan, treating wastewater for a population of 2,744. The plant operates under the US Clean Water Act framework with NPDES permitting.
Elk River Sewage Plant serves approximately 24,279 residents in Elk River, Minnesota. The facility is part of the municipal wastewater infrastructure for this growing community in Sherburne County.
Elk River WWTF in Eureka, California, serves a population of 42,760. The plant is located within 50 km of the Pacific coast and operates under U.S. Clean Water Act regulations.
ELK VALLEY PSD WWTP serves approximately 11,087 people in Big Chimney, West Virginia. The plant discharges into local waterways within the Kanawha River basin, supporting regional wastewater management.
Elk Valley WWTF serves approximately 8,000 people in Christian County, Missouri. The plant discharges treated wastewater into local waterways under U.S. EPA and Missouri regulatory oversight.
ELKHART WWTP serves approximately 56,000 people in Elkhart, Indiana. The plant discharges treated wastewater into the St. Joseph River, part of the Great Lakes Basin.
ELKHORN WWTP serves 8,000 people in Omaha, Nebraska, as part of the city's municipal wastewater infrastructure. The plant operates under the US Clean Water Act framework.
ELKINS WWTP serves approximately 13,236 people in Elkins, West Virginia. The plant operates under the US Clean Water Act, which mandates secondary treatment for municipal wastewater facilities.
Elkland Boro STP serves approximately 1,786 residents in Lawrence Township, Pennsylvania. The plant operates under the US Clean Water Act's NPDES permit program.
ELKO WWTF serves approximately 19,950 residents in Elko, Nevada. The facility operates under the U.S. Clean Water Act, which mandates secondary treatment for municipal wastewater plants of this scale.
Elkton WWTP serves approximately 13,750 people in Elkton, Maryland. The plant operates under the US Clean Water Act NPDES permit program, discharging treated wastewater into the Chesapeake Bay watershed.
Ellensburg STP serves approximately 18,250 people in Ellensburg, Washington. The plant discharges treated wastewater into the Yakima River basin, supporting local water quality and downstream ecosystems.
Ellenville V WWTP serves the Village of Ellenville in Ulster County, New York. The plant treats wastewater from a population of 3,630 and discharges into the local watershed.
ELLERKER STW serves South Cave, England, treating wastewater for over 10,000 people. The plant operates under UK regulations and discharges into local watercourses.
ELLESMERE PORT STW serves approximately 105,000 people in Thornton le Moors, England. The plant operates under the UK's wastewater regulatory framework, discharging treated effluent into the local catchment.
Ellesmere STP Leeston serves the Canterbury town of Leeston, New Zealand, with a designed capacity of 1.00 and a population of 3,304. The plant discharges treated wastewater into the local water environment.