Coal mining in Wyoming Wikipedia
Coal mining in Wyoming has long been a significant part of the state''s economy. Wyoming has been the largest producer of coal in the United States since 1986, and in 2018, coal mines employed approximately 1% of the states population. In 2013, there were 17 active coal mines in Wyoming, which produced 388 million short tons, 39 percent of all the coal mined in the US, and more than three