762 plants indexed.
MARTINSBURG RUSS is a secondary wastewater treatment plant in Keokuk County, Iowa, serving 157 people. It discharges 22.71 million gallons per year and operates under U.S. EPA NPDES regulations.
Massena WWTP is a secondary treatment plant serving 414 people in Massena, Iowa. It discharges 151.42 units of treated wastewater daily, with a designed capacity of 794.93 units.
MAURICE WWTP is a secondary treatment facility serving 275 people in Maurice, Iowa. It discharges 113.56 megaliters of treated wastewater annually, operating under U.S. EPA NPDES regulations.
The Maxwell WWTP in Maxwell, Iowa, serves a small community of 921 people with secondary treatment. It discharges treated wastewater into local waterways, supporting the region's environmental health.
Maynard WWTP is a secondary treatment plant in Fayette County, Iowa, serving 518 people. It discharges 367.19 million gallons per year and operates under the US Clean Water Act.
McCallsburg STL is a secondary wastewater treatment plant in McCallsburg, Iowa, serving a population of 292. It discharges 113.56 megaliters annually and has a designed capacity of 151.42 megaliters.
McCausland WWTP is a secondary treatment facility serving 308 people in McCausland, Iowa. It discharges 151.42 megaliters per year and operates under U.S. EPA Clean Water Act regulations.
MCGREGOR WWTP is a secondary treatment plant serving McGregor, Iowa, with a designed capacity of 567.81 m³/day and an average discharge of 454.25 m³/day.
Mechanicsville WWTP is a secondary treatment facility serving approximately 1,173 residents in Mechanicsville, Iowa. It discharges treated wastewater into local waterways, supporting the region's water quality.
Mediapolis STL is a secondary wastewater treatment plant in Mediapolis, Iowa, serving a population of 1,637. It discharges 757.08 cubic meters per day and operates under U.S. Clean Water Act regulations.
Melbourne WWTP is a secondary treatment facility serving 790 people in Melbourne, Iowa. It discharges treated wastewater into local waterways, operating under US EPA NPDES regulations.
MELROSE WWTP is a secondary treatment plant in Monroe County, Iowa, serving a small population of 150. It discharges 56.78 volume units and operates under US Clean Water Act regulations.
MENLO WWTP is a secondary treatment plant serving Menlo, Iowa, with a population of 356. It discharges 136.28 units of treated wastewater, operating under US EPA NPDES regulations.
MERIDEN WWTP is a secondary treatment plant in Cherokee County, Iowa, serving 184 people with a designed capacity of 113.56 m³/day and an average discharge of 75.71 m³/day.
Meservey STL is a secondary wastewater treatment plant serving 256 people in Meservey, Iowa. It discharges 94.64 cubic meters per day and operates under US EPA Clean Water Act regulations.
MIDDLETOWN WWTP is a secondary treatment plant serving 535 people in Middletown, Iowa. It discharges 151.42 million gallons per year into the local watershed.
MILES WWTP is a secondary treatment plant serving 445 people in Miles, Iowa. It discharges 189.27 cubic meters of treated wastewater daily, operating under US Clean Water Act regulations.
Millersburg WWTP is a secondary treatment facility serving 188 people in Brooklyn, Iowa. It discharges 37.85 million gallons per day and operates under the US Clean Water Act.
MILO WWTP is an advanced treatment plant serving 775 residents in Milo, Iowa. It discharges 919.86 thousand cubic meters of treated wastewater annually, operating under US Clean Water Act regulations.
MILTON WWTP is a secondary treatment facility serving Milton, Iowa, with a population of 506. It discharges 340.69 million gallons per year and has a designed capacity of 302.83 million gallons per year.