Frequently Asked Questions
Catawba Riverkeeper Foundation: Coal Ash 101
Charah: What Is An Engineered Fill?
Duke Energy and Charah's Presentation to Council -- March 24, 2014
Letter - Proposed engineered fill at Charlotte-Douglas International Airport
May 2012 Power Magazine Article -- Partnership develops innovative CCP project
May 2013 Asheville Citizen-Time Article -- Massive coal ash fill at Asheville Airport to last years