EPA Let Pollution Fester At 302 Sites For Years, Sometimes DECADES Prison Planet.com Posted on December 19, 2016 Posted in Aggregated No Comments Tagged with Sci Tech Daily Caller | Health hazards still either threaten humans or are unknown at 117 – or nearly one-quarter – of the 480 Superfund sites added before 1987. Share this:Share Share on Facebook (Opens in new window) Facebook Share on Reddit (Opens in new window) Reddit Share on X (Opens in new window) X Share on LinkedIn (Opens in new window) LinkedIn Email a link to a friend (Opens in new window) Email