National Miners Day

December 6, 1907: the Monongah mine explosion killed 362 men and changed mine safety forever.

National Miners Day on December 6 commemorates the Monongah Mining Disaster of December 6, 1907, in Monongah, West Virginia, in which an explosion killed an estimated 362 miners (the official count; informal estimates suggest higher totals), making it the worst mining disaster in American history. T