14,813 plants indexed. Showing 14,620 matching current filters.
MACEDONIA WW STAB LAGOON is a secondary treatment plant serving 246 people in Macedonia, Iowa. It discharges treated wastewater into local waterways, operating under U.S. EPA NPDES regulations.
Machias WWTF is a secondary treatment plant serving 1,351 people in Machias, Maine. It discharges treated wastewater near the coast, with a design capacity of 2,119.82 volume units.
Mackay Sewage Lagoon in Custer County, Idaho, serves 517 people with secondary treatment. The plant discharges 567.81 volume units and has a designed capacity of 681.37 volume units.
Mackinaw Village of wastewater treatment plant serves 1,621 people in Mackinaw, Illinois, with secondary treatment. The facility discharges 548.89 thousand cubic meters annually, operating under US EPA NPDES regulations.
MACKS INN IS PK VILLAGE POTW is a secondary wastewater treatment plant in Fremont County, Idaho, serving approximately 3,182 people. It discharges treated effluent at a volume of 340.69 million gallons per year.
Macksburg WWTP is a secondary treatment plant serving 113 people in Pitzer, Iowa. It discharges 37.85 thousand cubic meters per year into local waterways.
Macksville WWTP is a secondary treatment facility serving the community of Macksville, Kansas. It discharges treated wastewater into local waterways, supporting environmental protection in the region.
The Macy Omaha Tribe WWTP in Thurston County, Nebraska, serves approximately 4,741 people with secondary treatment. It discharges 378.54 megaliters annually, operating under US EPA NPDES regulations.
Maddock Lagoon is a secondary wastewater treatment plant serving the small community of Maddock, North Dakota. It discharges treated effluent into local waterways, supporting the region's water quality.
Madeline SD STP is a secondary treatment plant serving 3,000 people in the Town of La Pointe, Wisconsin. It discharges treated wastewater near Lake Superior, with a capacity of 617.02 volume units.
Madison Co SD 1 WWTP and Sewers is an advanced treatment plant serving 600 people in Madison County, Ohio, United States. It discharges 227.13 megaliters of treated wastewater annually.
Madison Co SD 2 Choctaw Lake WWTP is an advanced treatment plant in Madison County, Ohio, serving about 3,149 people. It discharges 757.08 megaliters annually and has a designed capacity of 1,135.62 megaliters.
Madison Co Wissalohichan SSD WWTP and Sewers is an advanced treatment plant serving 50 people in Madison County, Ohio. It discharges 15.14 million gallons per day into local waterways.
Madison North wastewater treatment plant in Morgan County, Georgia, serves 1,116 people with secondary treatment. It discharges 454.25 thousand gallons per day and has a designed capacity of 529.96 thousand gallons per day.
Madison Parish Second Georgia SD is a secondary treatment plant in Tallulah, Louisiana, serving 138 people. It discharges 75.71 units of treated wastewater daily.
Madison Regional STP is a secondary treatment plant serving 540 people in Madison County, Virginia. It discharges 340.69 million gallons per year and has a designed capacity of 605.66 million gallons per year.
MADISON TWP JERSEYTOWN STP is a secondary treatment plant serving 158 people in Madison Township, Pennsylvania. It discharges 75.71 thousand gallons per day into local waters.
Madison WWTP is a secondary treatment plant in St. Francis County, Arkansas, serving a population of 769. It discharges 810.08 thousand cubic meters of treated wastewater annually, with a designed capacity of 567.81 thousand cubic meters.
Madison WWTP is a secondary treatment facility serving 2,043 people in Madison, Nebraska. It discharges 757.08 m³/day of treated wastewater, with a designed capacity of 908.50 m³/day.
Madison WWTP is a secondary treatment facility serving approximately 957 people in Madison, Kansas. It discharges 325.55 thousand cubic meters per year into local waterways.