18,358 plants indexed worldwide.
Biological process removes dissolved organic matter after primary treatment.
Plainfield STP is a secondary treatment plant serving 862 residents in Plainfield, Wisconsin. It discharges treated wastewater into local waterways, supporting the region's water quality.
Pigeon Falls WWTP is a secondary treatment facility serving 454 residents in Pigeon Falls, Wisconsin. It discharges 113.56 megaliters of treated wastewater annually, operating under US Clean Water Act regulations.
Pardeeville WWTP is a secondary treatment facility serving approximately 2,100 residents in Pardeeville, Wisconsin. The plant discharges treated wastewater into local waterways within the Lake Michigan basin.
Oxford WWTP serves the Town of Oxford, Wisconsin, treating wastewater for 534 residents. The plant operates with secondary treatment and discharges 211.98 million gallons per year.
Ontario WWTP is a secondary treatment facility serving 495 people in Ontario, Wisconsin. It discharges treated wastewater into local waterways, supporting the Kickapoo River watershed.
Oconto WWTP is a secondary treatment plant serving 6,063 people in Oconto, Wisconsin. It discharges 859.29 thousand cubic meters of treated wastewater annually, with a designed capacity of 6,851.57 thousand cubic meters.
North Freedom STP is a secondary treatment plant serving 701 people in North Freedom, Wisconsin. It discharges treated wastewater into local waterways, supporting the region's water quality.
NICHOLS WWTP is a secondary treatment plant serving 275 people in Town of Cicero, Wisconsin. It discharges 105.99 million gallons per year and operates under US Clean Water Act regulations.
New Auburn WWTP is a secondary treatment facility serving 548 residents in New Auburn, Wisconsin. It discharges treated wastewater into local waterways, supporting the Chippewa River watershed.
Neshkoro WWTP is a secondary treatment plant serving 520 residents in Neshkoro, Wisconsin. It discharges 94.64 cubic meters of treated wastewater daily, with a designed capacity of 170.34 cubic meters.
Necedah STP is a secondary wastewater treatment plant serving 938 residents in Necedah, Wisconsin. It discharges 272.55 megaliters annually and has a designed capacity of 946.35 megaliters.
Muscoda STP is a secondary wastewater treatment plant serving approximately 1,300 residents in Muscoda, Wisconsin. The facility discharges treated effluent into the local watershed under US EPA and state regulatory oversight.
Montreal WWTP is a secondary treatment plant serving 1,511 people in Montreal, Wisconsin. It discharges 677.59 units of treated wastewater daily, operating under US EPA NPDES regulations.
Monticello WWTP is a secondary treatment facility serving approximately 1,477 residents in Monticello, Wisconsin. The plant discharges treated wastewater into local waterways, supporting the region's water quality.
Montello WWTP is a secondary treatment plant serving 1,410 people in Montello, Wisconsin. It discharges 567.81 thousand cubic meters of treated wastewater annually, with a designed capacity of 1,135.62.
MINONG STP is a secondary wastewater treatment plant in Minong, Wisconsin, serving 587 people. It discharges treated effluent into local waterways, supporting the St. Croix River basin.
MILLTOWN STP is a secondary wastewater treatment plant serving 913 people in the Town of Milltown, Wisconsin. It discharges treated effluent into local waterways within the St. Croix River basin.
Milladore STP is a secondary treatment plant serving 275 residents in Milladore, Wisconsin. It discharges 151.42 megaliters per year and operates under U.S. EPA and Wisconsin DNR regulations.
MELROSE WWTP is a secondary treatment plant serving 520 people in Town of Melrose, Wisconsin. It discharges 105.99 units of treated wastewater daily, with a designed capacity of 204.41 units.
MELLEN WWTP is a secondary treatment plant serving 730 people in Mellen, Wisconsin. It discharges approximately 719.23 units of treated wastewater and has a designed capacity of 776.01 units.