Bear Springs Callie Marie Fire
201136,845 acresColorado
The Bear Springs Callie Marie Fire burned 36,845 acres, about 58 square miles, across Las Animas County. It began on June 5, 2011.
Watch how it happenedBear Springs Callie Marie Fire · 2011
How it happened
Watch it burn in the order satellites saw it, coloured by how severely each place burned.
How severely it burned
Burn severity inside the final perimeter, classified from Landsat images taken before and after the fire.

| Severity | Share | Acres |
|---|---|---|
| Moderatemixed: many trees killed, some survive | 3.5% | 1,290 |
| Lowsurface fire, most trees survive | 78% | 28,619 |
| Unburned to lowislands inside the perimeter, little change | 19% | 6,936 |
No part of the fire was classed as high severity; 4% burned at moderate severity.
Monitoring Trends in Burn Severity (U.S. Geological Survey and USDA Forest Service). Classes come from the change in a Landsat burn index (dNBR) between images before and after the fire; acres are each class’s share of the fire’s mapped area.
Where it burned
Acres inside each county, measured from the satellite-mapped perimeter.
| Las Animas County | CO | 36,863 |
Other large fires in Colorado in 2011
- Track Fire28,870 acres
Monitoring Trends in Burn Severity (USGS and U.S. Forest Service). Type recorded: Wildfire.