4 plants indexed.
HINTON WWTP is a secondary treatment plant in Plymouth County, Iowa, serving a population of 808. It discharges 359.61 million gallons per year and has a designed capacity of 264.98 million gallons per year.
OYENS LAGOON is a secondary wastewater treatment plant in Plymouth County, Iowa, serving 113 people. It discharges 37.85 million gallons per year and operates under U.S. EPA NPDES regulations.
Westfield WWTP is a secondary treatment plant in Plymouth County, Iowa, serving 160 people. It discharges 53.00 units of treated wastewater daily, with a designed capacity of 75.71 units.
Merrill WWTP serves 755 residents in Plymouth County, Iowa, as part of the municipal wastewater infrastructure. The plant operates under the US Clean Water Act framework.