Although PFAS compounds can be found in various wastestreams, this challenge is focused on unused AFFF. Winners will have the potential for field-testing in partnership with EPA and the Environmental Security Technology Certification Program. GFL Environmental expands U.S. footprint with WCA Waste GFL Environmental Inc. (Vaughan, Ontario) announced in August it is purchasing WCA Waste Corporation (Houston) from Macquarie Infrastructure Partners II for $1.212 billion, continuing its expansion into the U.S. solid waste market. WCA operates a vertically integrated network of solid waste assets, including 37 collection and hauling operations, 27 transfer stations, 3 material recovery facilities and 22 landfills across 11 U.S. states. The acquisition provides GFL with an opportunity to extend its geographical reach into the U.S. Midwest and Southeast and to establish a strong regional market presence in Texas, Florida and Missouri. WCA generates annualized revenue of approximately $400 million.