michigan department of environmental quality http://wmuk.org en Toxic PCBs behind aging Kalamazoo River dams pose new risks http://wmuk.org/post/toxic-pcbs-behind-aging-kalamazoo-river-dams-pose-new-risks <p>A long time ago, &nbsp;paper mills dumped toxic PCBs, or polychlorinated biphenyls, into the <a href="http://www.epa.gov/region5/cleanup/kalproject/">Kalamazoo River</a>. Though the Environmental Protection Agency has been working to remove them, there are still PCBs lurking behind the river’s dams...and those dams are getting too old to hold them.</p><p> Mon, 08 Jul 2013 19:31:11 +0000 Rebecca Thiele 6822 at http://wmuk.org Toxic PCBs behind aging Kalamazoo River dams pose new risks