Colorado Division of Reclamation ... A separate site of underground coal mine fires, from the Marshall Mines which operated from 1863 to 1939, are in the immediate vicinity of the Marshall ...

The Marshall Fire destroyed more than 1,000 ... In a 2018 DRMS study, there are 1,736 known abandoned coal mines in Colorado. A contractor hired by the state to examine them found 38 were actively ...

Coal mines operated in the Marshall Mesa area from 1863, before Colorado was a state, until 1939. “The fire area was inspected, and no signs of fire features or snowmelt were observed,” the ...

It was eventually ruled out. The Marshall coal fire is one of 38 listed in the mining division’s 2018 report on underground mine fires across Colorado. It was considered a low risk because it ...

SUPERIOR — Could an underground coal fire be what sparked the state’s most destructive fire? That’s a question authorities are asking as they investigate several potential sources of the Marshall Fire ...

Crews have begun a long-awaited project to extinguish a coal seam fire that has been burning underground on Marshall Mesa, south of Boulder, Colorado, for over a century. The fire, a remnant of ...

93, have been on the state’s list of coal mine fires burning in the state of Colorado. Following the devastating Marshall Fire in late 2021, the city of Boulder — which owns most of the ...

There are approximately 1,736 known abandoned coal mines in the State of Colorado, according to the ... the northeast corner of the intersection of Marshall Road and Cherryvale Road.

The Marshall mining district operated more than 50 coal mines in the course of its history. Other towns were established in the area known as the Northern Colorado Coal Field, including Superior ...

Colorado will soon begin mitigation work ... The county said testing and monitoring show less fire activity at the nearby Marshall coal mine fire, which is located under City of Boulder open ...

Colorado has around 40 other underground coal fires, remnants of the state's mining legacy. The Marshall Mesa fire is one of the more accessible and manageable sites, making it a priority for ...