In 2000, at Alewife Neighbor, Inc’s and Alewife Study Group’s request, the Environmental Protection Agency (EPA) investigated the top six-inches (aka “the protective cover”) of the former W. R. Grace site, now IQHQ’s property. The EPA concluded that as long as the top six-inches remain undisturbed, the site was safe. [pdfjs-viewer url=”http%3A%2F%2Falewife.org%2Fwp%2Fwp-content%2Fuploads%2F2020%2F12%2Fepa_weston.pdf” viewer_width=100% viewer_height=800px fullscreen=true download=true print=true]