3 plants indexed.
GREENE WWTP is a secondary treatment plant in Butler County, Iowa, serving 1,142 people. It discharges 529.96 thousand cubic meters of treated wastewater annually, operating under U.S. Clean Water Act regulations.
NEW HARTFORD STL is an advanced wastewater treatment plant in Butler County, Iowa, serving 683 people. It discharges 264.98 units of treated water daily, with a designed capacity of 325.54 units.
Shell Rock WWTP is a secondary treatment plant serving 1,298 people in Butler County, Iowa. It operates under the US Clean Water Act NPDES permit system, discharging treated wastewater into local waterways.