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 ...

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 ...

This month, contractors and staff with the Colorado Division of Reclamation Mining and ... 40 similar coal fires burning underground across the state. In some ways, the Marshall Mesa fire is ...

In November, crews hired by Colorado’s natural ... with the deadly 2021 Marshall Fire, which ignited nearby. In 2023, county investigators wrote it was unlikely the coal seam was the fire ...

The last state assessment in 2018 found 38 coal mine fires in Colorado, including “low activity” at the Marshall coal mine. Boulder County offices will be closed July 4 and 5. • Received an update on ...

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 ...