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Underground coal fire burning near Boulder for 100 years is now out
the Marshall site raised questions following the Marshall Fire in 2021, which destroyed more than one thousand homes. The coal seam fire has never been proven as a contributing cause to the ...
Fort Morgan Times3y
Cause of Marshall fire could trace back to the still-smoldering origins of Boulder County’s mining history
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 ...
Daily Camera20d
Boulder OSMP stakes claim to former Marshall coal mine fire site
Click to share on Facebook (Opens in new window) Click to share on Reddit (Opens in new window) Click to share on Twitter (Opens in new window) From right: Jeff Haley, Open Space and Mountain ...