Vulcan Mine, Garfield County, Colorado Garfield Colorado USA https://coloradoencyclopedia.org/article/vulcan-mine-explosions Vulcan Mine explosions (Colorado Encyclopedia entry) A coal mine near New Castle, Colorado with a tragic history. The Vulcan Mine exploded three times on three separate occassions, killing many miners: 1896, 1913, and 1918. Each time, workers had complained about elevated levels of methane gas, but their complaints were ignored by management. The third blast caused coal seams in the mountain to catch on fire and they still burn today. yes yes