26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
COLORNO wastewater treatment plant serves Copermio, Colorno, in Emilia-Romagna, Italy. It treats wastewater for a population of approximately 6,103.
Coloso wastewater treatment plant serves Acapulco, Guerrero, Mexico, with a designed capacity of 1.00 and a population equivalent of 39,468. Located near the Pacific coast, it plays a key role in managing municipal wastewater in the region.
COLQUITT WPCP serves approximately 2,300 residents in Colquitt, Georgia. The plant operates under the U.S. Clean Water Act, which requires secondary treatment for municipal wastewater facilities.
Colton WWTF is a municipal wastewater treatment facility serving approximately 60,100 residents in Colton, California. The plant operates under the U.S. Clean Water Act framework, discharging treated effluent into the Santa Ana River watershed.
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.
Columbia Boro STP serves approximately 10,000 people in Columbia, Pennsylvania. The plant operates under the US Clean Water Act, discharging treated wastewater into the Susquehanna River basin.
Columbia City WWTP serves approximately 7,077 people in Columbia City, Indiana. The plant treats municipal wastewater under the US Clean Water Act framework.
Columbia Co Reed Crk WPC is a wastewater treatment plant in Augusta, Georgia, serving a population of 7,473. The plant discharges into local waterways within the Savannah River basin.
Columbia County Little River WPCP serves approximately 32,000 people in Columbia County, Georgia. The plant operates under the US Clean Water Act, discharging treated wastewater into the Little River watershed.
Columbia Falls WWTP serves approximately 3,400 residents in Columbia Falls, Montana. The plant discharges treated wastewater into the local watershed, supporting water quality in the Flathead River system.
COLUMBIA POTW SOUTH serves Columbia, Mississippi, treating wastewater for approximately 6,345 residents. The plant discharges into local waterways under U.S. EPA NPDES permitting.
Columbia Regional WWTP serves approximately 135,000 people in Columbia, Missouri. The plant operates under the US Clean Water Act, which mandates secondary treatment for municipal wastewater facilities.
COLUMBIA STP serves approximately 3,944 people in Columbia, Kentucky. The plant discharges treated wastewater into local waterways, supporting the region's water quality management.
Columbia WWTP serves Maury County, Tennessee, treating wastewater for approximately 35,000 residents. The plant operates under U.S. EPA and Tennessee Department of Environment and Conservation regulations.
Columbiana Co Elkton Regional WWTP serves Lisbon, Ohio, treating wastewater for approximately 8,100 residents. The plant operates under the US Clean Water Act framework, with NPDES permitting through the Ohio EPA.
Columbiana Co Gilford Lake WWTP serves New Garden, Ohio, treating wastewater for approximately 4,068 residents. The plant operates under U.S. EPA and Ohio EPA regulations for inland discharge.
COLUMBIANA WWTP is a municipal wastewater treatment plant serving Columbiana, Alabama. It operates under the US Clean Water Act framework for small communities.
Columbiana WWTP and Sewer System serves Lisbon, Ohio, treating wastewater for approximately 7,800 residents. The plant discharges into local waterways within the Ohio River basin.
Columbus Grove WWTP and Sewer System serves approximately 2,200 residents in Columbus Grove, Ohio. The plant is part of the municipal wastewater infrastructure for Putnam County.
Columbus Jackson Pike WWTP and Sewers serves approximately 487,474 people in Columbus, Ohio. The plant is part of the city's municipal wastewater infrastructure, discharging treated effluent into the Scioto River watershed.