united states mine rescue association Mining Companies that Experienced 5 or More Mine Disasters See the results for all mining companies.

Company Name State No. of Disasters Total Killed Philadelphia and Reading Coal and Iron Co. Pennsylvania 18 120 Lehigh and Wilkes-Barre Coal Company Pennsylvania 11 97 Lehigh Valley Coal Company Pennsylvania 10 71 Delaware and Hudson Coal Company Pennsylvania 10 163 Glen Alden Coal Company Pennsylvania 8 61 Colorado Fuel and Iron Company Colorado 7 208 Pacific Coast Coal Company Washington 7 65 Victor-American Fuel Company Colorado 6 267 Berwind-White Company Pennsylvania 6 45 Island Creek Coal Company W. Va. & Va. 6 35 Clinchfield Coal Company W. Va. & Va. 5 47 Bethlehem Mines Corporation W. Va. & Pa. 5 54 Delaware, Lackawanna and Western Coal Company Pennsylvania 5 45 Zeigler Coal Company Illinois 5 112 West Kentucky Coal Company Kentucky 5 105 Susquehanna Coal Company Pennsylvania 5 54 Pocahontas Fuel Company W. Va. & Va. 5 112 Consolidation Coal Company W. Va. & Ky. 5 105