26,154 plants indexed worldwide.
Plants where treatment level information is not publicly available.
Delitzsch wastewater treatment plant serves approximately 36,000 people in Saxony, Germany. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
DELLE GRANDVILLARS wastewater treatment plant serves Grandvillars in Bourgogne-Franche-Comté, France. It treats wastewater for approximately 20,826 people under the EU Urban Waste Water Treatment Directive.
DELLEY PORTALBANAIDE wastewater treatment plant serves Delley-Portalban in Fribourg, Switzerland. It treats wastewater from a population of approximately 3,371 under Swiss federal water protection regulations.
Delmar STP and Coll Sys serves approximately 4,900 residents in Delmar, Maryland. The plant operates under the US Clean Water Act framework with a designed capacity of 1.00 million gallons per day.
Delmas wastewater treatment plant serves the City of Ekurhuleni Metropolitan Municipality in Gauteng, South Africa. It handles a population of approximately 27,012 and operates under South Africa's water regulatory framework.
Delphi WWTP serves approximately 3,015 people in Carroll County, Indiana. The plant discharges treated wastewater into local waterways as part of the Wabash River watershed.
Delphos WWTP and Sewer System serves approximately 6,944 residents in Delphos, Ohio. The plant operates under U.S. EPA and Ohio EPA regulations for municipal wastewater treatment.
Delran Township SA CS_Septics_STP serves approximately 15,964 residents in Delran Township, New Jersey. The plant discharges treated wastewater into the Rancocas Creek watershed, which flows to the Delaware River and ultimately the Atlantic Ocean.
The DELTA wastewater treatment plant serves Millard County, Utah, United States, treating wastewater for a population of 3,436. It operates under the US Clean Water Act and EPA NPDES permitting framework.
Delta Diablo Sanitation Dist WWTF in Antioch, California serves approximately 374,000 people. The facility operates under US EPA and California State Water Resources Control Board regulations.
Delta Township WWTP serves approximately 37,744 people in Lansing, Michigan. The plant operates under the US Clean Water Act framework, treating municipal wastewater before discharge.
Delta WWTP serves approximately 9,100 people in Delta County, Colorado. The plant operates under the US Clean Water Act, which mandates secondary treatment for municipal wastewater facilities of this scale.
Delta WWTP and Sewer System serves 3,100 residents in Delta, Ohio. The plant discharges treated wastewater into local waterways under US EPA NPDES regulations.
DELTEBRE wastewater treatment plant serves the municipality of Deltebre in Catalunya, Spain. It has a designed capacity of 1.00 and serves a population of 11,394.
Deltona Lakes STP is a municipal wastewater treatment plant in Deltona, Florida, serving approximately 10,750 people. It operates under the U.S. Clean Water Act framework with a designed capacity of 1.00 million gallons per day.
Demecser Szennyviztisztito Telep is a wastewater treatment plant serving Gégény, Hungary. It treats wastewater from a population of 11,081 in the Észak-Alföld region.
Deming WWT Facility serves Luna County, New Mexico, treating wastewater for approximately 14,855 residents. The plant operates under U.S. Clean Water Act regulations, ensuring local water quality protection.
Demmin wastewater treatment plant serves approximately 15,740 people in Mecklenburg-Vorpommern, Germany. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this size.
Demopolis WWTP serves approximately 6,700 people in Marengo County, Alabama. The plant discharges treated wastewater into the local watershed, ultimately draining to the Gulf of Mexico.
DENABY STW serves approximately 30,543 people in Doncaster, England. The plant operates under the UK's wastewater regulatory framework, discharging treated effluent into local watercourses.