BOULDER COUNTY, Colo. (KDVR) — A fire that has been burning for more than a century in Boulder County has been extinguished. Underneath the present-day Marshall Mesa trailhead lies one of 14,000 ...

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 ...

Officials from the Division of Mining Reclamation and Safety say extensive mitigation efforts in Colorado ... to the underground fires in the area, however, and the Marshall Coal Fire Mitigation ...

BOULDER COUNTY, Colo. — Crews have completed work to address burning and smoldering coal in an underground coal mine that has been closed for nearly 100 years. The Marshall Mesa Trailhead site ...

The coal seam fire has never been proven as a contributing cause to the Marshall Fire. Tafi did say, however, that underground coal fires have caused Colorado wildfires, primarily on the Western Slope ...