Mine Subsidence http://wesa.fm en Pennsylvania DEP Launches Online Map Atlas of Underground Mines http://wesa.fm/post/pennsylvania-dep-launches-online-map-atlas-underground-mines <p>Of the 1 million homes in Pennsylvania that sit above underground mines, one in 2,000 insured buildings are damaged by mine subsidence, costing an average of $50,000 per structure.</p><p>That’s according to the Pennsylvania Department of Environmental Protection (DEP), which has launched an underground Mine Map Atlas, an <a href="http://www.minemaps.psu.edu/">online mapping system</a> that allows the public to view underground mines across the state.</p> Mon, 10 Jun 2013 17:56:28 +0000 Michael Lynch 11130 at http://wesa.fm