18,348 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
CLAYWOOD PARK PSD NEWARK WWTP is a secondary treatment plant in Cedar Grove, West Virginia, serving 3,684 people. It discharges 37.85 million gallons per day and operates under the US Clean Water Act.
CLAYWOOD PARK PSD WWTP is a secondary treatment plant in Cedar Grove, West Virginia, serving 2,641 people. It discharges 681.37 million gallons per year and has a designed capacity of 908.50 million gallons.
Clear Creek Regional WWTP in Clear Creek County, Colorado, serves approximately 950 people with secondary treatment. The plant discharges treated wastewater into the local watershed, supporting downstream water quality in the South Platte River basin
Clearbrook STP is a secondary treatment plant serving 511 people in Clearbrook, Minnesota. It discharges 378.54 m³/day of treated wastewater into local waterways.
Clearfield WWTP is a secondary treatment facility serving 788 people in Clearfield, Iowa. It discharges 151.42 million gallons per year and operates under the US Clean Water Act.
Clearmont Lagoon is a secondary wastewater treatment plant serving 142 people in Sheridan County, Wyoming. It discharges 56.78 million gallons per year and has a designed capacity of 151.42 million gallons.
Clearmont WWTF is a secondary treatment plant serving 170 people in Clearmont, Missouri. It discharges 53.00 units of treated wastewater daily, with a designed capacity of 140.06 units.
Clearview Acres Subdivision wastewater treatment plant serves 794 residents in Boone County, Missouri. The secondary treatment facility discharges 408.82 thousand cubic meters annually.
Clearwater MD is a secondary treatment plant serving 1,000 people in Elbert, Colorado. It discharges 227.13 megaliters annually and operates under US EPA NPDES regulations.
Clearwater WWTP is a secondary treatment facility serving Clearwater, Kansas. It treats wastewater for approximately 1,978 residents with a designed capacity of 957.71 units.
Clearwater WWTP in Antelope County, Nebraska, serves a small population of 437 with secondary treatment. The plant discharges 151.42 megaliters annually and operates under US EPA NPDES regulations.
CLEGHORN WWTF is a secondary treatment plant serving Crestline, California. It treats wastewater for approximately 2,030 residents with a design capacity of 757.08 m³/day.
Cleghorn WWTP is a secondary treatment facility serving 275 people in Cleghorn, Iowa. It discharges 113.56 megaliters of treated wastewater annually, operating under U.S. EPA NPDES regulations.
CLEMONS STL is a secondary wastewater treatment plant in Marshall County, Iowa, serving 173 people. It discharges 113.56 volume units and operates under U.S. EPA Clean Water Act regulations.
Cleo Springs WWT is a secondary treatment plant in Major County, Oklahoma, serving 326 people. It discharges 151.42 units of treated wastewater daily.
Cleobury Mortimer STW is a secondary treatment plant serving 2,533 people in Shropshire, England. It discharges treated wastewater into local watercourses, supporting the River Severn catchment.
Clermont wastewater treatment plant in Queensland, Australia, serves approximately 2,688 people with secondary treatment. It discharges treated effluent into local waterways, supporting the region's water quality management.
CLERMONT WWTP is a secondary treatment plant serving 523 people in Fayette County, Iowa. It discharges 151.42 million gallons per year into local waterways.
Clervaux wastewater treatment plant serves the town of Clervaux in Luxembourg with secondary treatment, designed for a capacity of 4,500 m³/day and serving a population of 5,141.
Cleve Wastewater Treatment Plant in South Australia serves a small community of 871 people with secondary treatment. It discharges treated effluent inland, supporting local water quality.