18,358 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
CONRATH STP is a secondary wastewater treatment plant in Conrath, Wisconsin, serving a small population of 107. It discharges 37.85 million gallons per year and has a designed capacity of 34.07 million gallons.
Crystal Lake SD STP Barron is a secondary treatment plant serving 225 people in the Town of Crystal Lake, Wisconsin. It discharges treated wastewater into local waterways under US EPA and Wisconsin DNR regulations.
COLFAX WWTP is a secondary treatment plant in Dunn County, Wisconsin, serving 1,165 people. It discharges 264.98 thousand gallons per day and has a designed capacity of 386.11 thousand gallons per day.
Cochrane WWTP is a secondary treatment facility serving 450 residents in Cochrane, Wisconsin. It discharges 151.42 megaliters of treated wastewater annually, with a designed capacity of 272.55 megaliters.
COBB STP is a secondary wastewater treatment plant in Cobb, Wisconsin, serving 461 people. It discharges 132.49 units of treated effluent and has a designed capacity of 227.12 units.
CLEVELAND STP is a secondary wastewater treatment plant serving 1,784 people in Cleveland, Wisconsin, USA. It discharges treated effluent near Lake Michigan, with a design capacity of 904.71 volume units.
Clayton STP is a secondary treatment plant serving 570 people in the Town of Clayton, Wisconsin. It discharges treated wastewater into local waterways within the St. Croix River basin.
Chetek STP is a secondary treatment plant serving 4,217 people in Chetek, Wisconsin. It discharges treated wastewater into local waterways, operating under the US Clean Water Act framework.
CHASEBURG STP is a secondary wastewater treatment plant serving 289 people in the Town of Hamburg, Wisconsin. It discharges treated effluent into local waterways under US EPA and Wisconsin DNR regulatory oversight.
CENTURIA STP is a secondary wastewater treatment plant serving Centuria, Wisconsin, USA. It treats wastewater for a population of 946 with a designed capacity of 359.61 thousand cubic meters per year.
Balsam Lake STP is a secondary wastewater treatment plant serving approximately 996 residents in Balsam Lake, Wisconsin. It discharges treated effluent into local waterways, supporting the St. Croix River basin.
CAZENOVIA STP is a secondary treatment plant serving 663 people in Town of Westford, Wisconsin. It discharges an average of 140.06 thousand gallons per day into the local watershed.
Cassville STP is a secondary wastewater treatment plant serving 1,073 people in Cassville, Wisconsin. It discharges treated effluent into the Mississippi River basin, supporting local water quality.
CASCADE WWTP in Cascade, Wisconsin, serves 1,268 people with secondary treatment. The plant discharges 264.98 million gallons annually and has a designed capacity of 492.10 million gallons.
LAKE HOLCOMBE SD 1 STP is a secondary treatment plant serving 1,137 people in the Town of Lake Holcombe, Wisconsin. It discharges 151.42 million gallons per year into local waters.
Menominee Tribe STP is a secondary treatment plant serving 1,400 people in the Town of Menominee, Wisconsin. It discharges treated wastewater into the local watershed, contributing to the protection of the Wolf River basin.
Cadott WWTP is a secondary treatment plant serving 1,333 people in Cadott, Wisconsin. It discharges treated wastewater into local waterways, supporting the Chippewa River watershed.
BUTTERNUT WWTP is a secondary treatment plant serving 400 people in Butternut, Wisconsin. It discharges 276.34 units of treated wastewater daily, with a designed capacity of 321.76 units.
NELSON STP is a secondary wastewater treatment plant in Nelson, Wisconsin, serving a population of 405. It discharges 181.70 megaliters annually and has a designed capacity of 158.99 megaliters.
BRUCE WWTP is a secondary treatment plant serving Bruce, Wisconsin. It discharges treated wastewater into local waterways, supporting the region's water quality management.