14,813 plants indexed.
MARIANNA STP is an advanced wastewater treatment plant serving 1,576 people in West Bethlehem Township, Pennsylvania. It discharges 405.04 million gallons per year and has a designed capacity of 1,162.12 million gallons.
Maribel WWTP is an advanced treatment facility serving 349 people in Maribel, Wisconsin. It discharges 75.71 units of treated wastewater daily, with a designed capacity of 105.99 units.
Maricao WWTP is a secondary treatment plant serving 1,311 people in Maricao, Puerto Rico. It discharges treated wastewater near the coast, operating under U.S. EPA and Puerto Rico environmental regulations.
MARIETTA POTW HCR LAGOON is a secondary treatment plant in Prentiss County, Mississippi, serving 266 people. It discharges 151.42 megaliters per year and operates under US EPA NPDES regulations.
Marietta WWT is a secondary treatment plant serving 2,660 people in Marietta, Oklahoma. It discharges 984.21 thousand cubic meters annually and operates under US EPA Clean Water Act regulations.
Marion Co Bumford Rd WWTP SD 6A is an advanced treatment plant in Marion County, Ohio, serving a small population of 50. It discharges 22.71 units of treated wastewater daily.
Marion Co Fountain Place SD 5A is an advanced wastewater treatment plant in Marion County, Ohio, serving a small population of 596. It discharges treated water into local waterways, supporting the Scioto River basin.
Marion Co Harmony Subdivision SD 5B is an advanced wastewater treatment plant in Marion County, Ohio, serving a small population of 100. It discharges treated water at a volume of 45.43 units, with a designed capacity of 37.85 units.
Marion Co North Quarry Subdivision WWTP in Owens, Ohio provides advanced treatment for a small community. The plant discharges treated wastewater into local waterways, supporting the Scioto River basin.
Marion Lagoon is an advanced wastewater treatment plant serving 893 residents in Marion, Louisiana. It discharges 302.83 thousand cubic meters annually and has a designed capacity of 454.25 thousand cubic meters.
Marion Lagoon is a secondary wastewater treatment plant serving Marion, North Dakota. It discharges 37.85 million gallons per year and operates under US EPA and state regulations.
Marion Northwest Regional WWTF is an advanced treatment plant in Marion County, Florida, serving 125 people. It discharges 37.85 million gallons per day and has a designed capacity of 56.78 million gallons.
Marion Oaks WWTF is an advanced treatment plant serving 1,500 people in Marion Oaks, Florida. It discharges 738.16 thousand gallons per day and has a designed capacity of 851.72 thousand gallons per day.
MARION STP serves Marion Township, Michigan, treating wastewater for a population of 783. The plant operates at secondary treatment level with a designed capacity of 492.10 and an average discharge volume of 340.69.
MARION STP is an advanced wastewater treatment plant serving Marion, Wisconsin. It treats municipal wastewater with a design capacity of 1,514.16 units and discharges 836.58 units.
Marion T WWTP and Onsite Sys serves the Town of Marion, New York, with advanced treatment for a population of 1,100. The plant discharges treated wastewater into local waterways within the Lake Ontario basin.
Marion WWTP is a secondary treatment facility serving 1,160 people in Marion, Texas. It discharges 264.98 thousand cubic meters of treated wastewater annually, with a designed capacity of 757.08 thousand cubic meters.
Marionville WWTP is an advanced treatment facility serving 2,225 people in Lawrence County, Missouri. It discharges 889.57 thousand cubic meters of treated wastewater annually.
Mariposa Pines WWTF is a primary treatment plant serving 35 people in Mariposa County, California. It discharges 11.36 m³/day of treated wastewater with a designed capacity of 15.14 m³/day.
Mariposa WWTF is a secondary treatment plant serving 2,246 people in Mariposa, California. It discharges treated wastewater into local waterways, supporting the Sierra Nevada foothills ecosystem.