CalPrex^®

Madison Metropolitan Sewerage District

Location: Madison, Wisconsin
Plant Size: 42 MGD
Process: CalPrex^®
Pilot Test: August 2018, April 2018

Woodridge Greene Valley Wastewater Treatment Facility

Location: Woodridge, Illinois
Plant Size: 12 MGD
Process: CalPrex^®
Pilot Test: September 2017, May 2017, November 2015