486 plants indexed.
MANITOU WWT is a secondary treatment plant serving 278 people in Manitou, Oklahoma. It discharges treated wastewater into local waterways under US EPA NPDES regulations.
MANNFORD PWA EAST WWT is a secondary treatment plant serving 352 people in Mannford, Oklahoma. It discharges 113.56 megaliters annually within a designed capacity of 143.85.
Mannford PWA Main WWT is a secondary treatment plant serving Mannford, Oklahoma. It discharges treated wastewater into local waterways, supporting the region's water quality.
MANNSVILLE WWT is a secondary treatment plant serving 606 people in Mannsville, Oklahoma. It discharges 227.13 megaliters of treated wastewater annually, operating under US EPA NPDES regulations.
MARBLE CITY WWT is a secondary treatment plant serving 242 people in Sequoyah County, Oklahoma. It discharges 75.71 thousand cubic meters per year into local waterways.
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.
MARLAND PWA WWT is a secondary treatment plant serving 280 people in Old Bliss, Oklahoma. It discharges 75.71 thousand cubic meters annually and operates under US EPA NPDES regulations.
MARLOW EAST WWT is a secondary treatment plant serving Marlow, Oklahoma. It discharges 719.23 units of treated wastewater daily, operating under US EPA NPDES regulations.
Marlow Northwest WWT is a secondary treatment plant serving 1,378 people in Grady County, Oklahoma. It discharges approximately 530 m³/day of treated wastewater into local waterways.
Marlow Southwest WWT is a secondary treatment plant serving 1,378 people in Marlow, Oklahoma. It discharges 529.96 volume units daily with a designed capacity of 567.81 volume units.
MARSHALL WWT is a secondary treatment plant serving 258 people in Marshall, Oklahoma. It discharges 151.42 megaliters of treated wastewater annually, with a designed capacity of 200.63 megaliters.
Martha WWT is a secondary treatment plant serving 205 people in Martha, Oklahoma. It discharges 75.71 units of treated wastewater daily, with a designed capacity of 113.56 units.
MAUD WWT is a secondary treatment plant in Pottawatomie County, Oklahoma, serving 1,136 people. It discharges 416.40 units of treated wastewater daily, with a designed capacity of 757.08 units.
MAYSVILLE WWT is a secondary treatment plant serving 1,320 people in Garvin County, Oklahoma. It discharges approximately 530,000 gallons per day into local waterways.
McCurtain WWT is a secondary treatment plant serving 466 residents in McCurtain, Oklahoma. It discharges 189.27 megaliters of treated wastewater annually, operating under U.S. EPA NPDES regulations.
McLoud PWA WWT is an advanced wastewater treatment plant serving approximately 3,000 people in McLoud, Oklahoma. It discharges 283.91 megaliters per year and has a designed capacity of 1,173.47 megaliters per year.
MEDFORD WWT is a secondary treatment plant serving Medford, Oklahoma. It treats wastewater for approximately 1,172 residents with a designed capacity of 594.31 volume units.
Medicine Park WWT is a secondary treatment plant serving 373 residents in Medicine Park, Oklahoma. It discharges 162.77 volume units daily with a designed capacity of 170.34 volume units.
Meeker WWT is an advanced wastewater treatment plant serving approximately 978 people in Meeker, Oklahoma. It discharges treated water into local waterways under US EPA and state regulatory oversight.
MENO WWT is a secondary treatment plant serving Meno, Oklahoma. It treats wastewater for a small population of 195, with a discharge volume of 75.71 units.