2 plants indexed.
EMERSON WWTP is a secondary treatment plant in Mills County, Iowa, serving 438 people. It discharges 151.42 megaliters of treated wastewater annually, with a designed capacity of 302.83 megaliters.
MALVERN STL is a secondary wastewater treatment plant in Mills County, Iowa, serving a population of 1,142. It discharges treated effluent into local waterways, supporting the Missouri River basin.