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in 2013 there were 80209 people employed in coal mining in the u s of those 47475 worked in underground mining and 35398 worked in surface mining here is a breakdown of the geographical distribution of underground coal mining jobs in 2006 with coal production in thousands of short tons
Here are the number of coal mining deaths in the United States, from 1990 through 2010, and the fatality rate (deaths per 200,000 work hours). 1980: 133 deaths, .06 per 200,000 hours. 1990: 66 deaths, .04 per 200,000 hours. 1991: 61 deaths, .04.