26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Collinsville MA WWT is a municipal wastewater treatment plant serving approximately 4,072 people in Collinsville, Oklahoma. It operates under the US Clean Water Act framework, with state-level NPDES permitting.
Collinsville STP serves approximately 34,578 residents in Collinsville, Illinois. The plant operates under the U.S. Clean Water Act, with NPDES permits regulating its discharge to protect local waterways.
COLLOMBEY MURAZ wastewater treatment plant serves Collombey-le-Grand in Valais, Switzerland. It treats wastewater from a population of 6,243 and has a designed capacity of 1.00.
COLMAR wastewater treatment plant serves Ensisheim, France, handling a population equivalent of 163,000. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
COLMENAREJO OESTE wastewater treatment plant serves Colmenarejo in the Comunidad de Madrid, Spain. It treats wastewater for approximately 7,793 residents.
COLNE STW is a municipal wastewater treatment plant serving Pendle, England, United Kingdom. It treats wastewater for approximately 27,265 people under the EU Urban Waste Water Treatment Directive.
Cologna Veneta Via Traversina wastewater treatment plant serves approximately 22,541 people in Veneto, Italy. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
COLOMBIERLA SAUNERIE wastewater treatment plant serves Milvignes, Neuchâtel, Switzerland, treating wastewater for approximately 27,668 people. The plant operates under Swiss water protection regulations.
Colon wastewater treatment plant serves the municipality of Colón, Querétaro, Mexico, with a population of approximately 10,388. It is an inland facility located away from the coast.
Colonia Aleman is a small wastewater treatment plant serving 228 people in Merida, Yucatan, Mexico. It operates under Mexico's national water regulations for small-scale facilities.
COLONIA DE SANT JORDI wastewater treatment plant serves the coastal town of Colònia de Sant Jordi in the Balearic Islands, Spain. It operates under EU regulations for small agglomerations.
Colonia Estado de Mexico Jorge Ayanegui is a wastewater treatment plant in Nezahualcóyotl, Estado de México, serving approximately 12,500 people. It operates under Mexico's national water regulations, contributing to the sanitation of the Mexico City
Colonia Revolucion wastewater treatment plant serves Delicias, Chihuahua, Mexico. Designed capacity is 1.00 volume unit, serving a population of 10,953.
Colonia Elena wastewater treatment plant serves San Felice Circeo in Lazio, Italy. It is designed for a capacity of 1.00 and serves a population of 25,000, operating under EU regulations.
Colonial Beach STP serves the town of Colonial Beach, Virginia, treating wastewater for approximately 4,110 residents. The plant is located near the Potomac River and operates under U.S. EPA and Virginia DEQ regulations.
Colonie T Mohawk River WPCP serves approximately 26,800 people in Town of Clifton Park, New York. The plant discharges treated wastewater into the Mohawk River, a tributary of the Hudson River.
Colorado City WWTP serves approximately 4,100 residents in Mitchell County, Texas. The facility operates under the U.S. Clean Water Act framework, with discharge regulated by the Texas Commission on Environmental Quality.
Colorado River Joint Venture is a wastewater treatment plant serving approximately 5,000 people in La Paz County, Arizona. It operates under the US Clean Water Act framework.
Colorado Springs Utilities JD Phillips WRF serves approximately 113,000 people in Colorado Springs, Colorado. The plant treats municipal wastewater under US Clean Water Act regulations.
Colorado Springs Utilities LVSWWTP serves over 320,000 people in Colorado Springs, Colorado. The plant discharges treated wastewater into the Arkansas River basin, supporting regional water quality.