Donaldson Fire
2011103,242 acresNew Mexico
The Donaldson Fire burned 103,242 acres, about 161 square miles, across 2 counties. It began on June 28, 2011.
Watch how it happenedDonaldson 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 | 5.6% | 5,815 |
| Lowsurface fire, most trees survive | 81% | 83,145 |
| Unburned to lowislands inside the perimeter, little change | 14% | 14,091 |
| Not mappedcloud, shadow or water in the satellite images | 0.2% | 188 |
No part of the fire was classed as high severity; 6% 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.
| Lincoln County | NM | 94,440 |
| Otero County | NM | 8,886 |
Other large fires in New Mexico in 2011
- Wallow Fire563,564 acres
- Las Conchas Fire150,816 acres
- Frying Pan Ranch Fire106,264 acres
- Miller Fire84,897 acres
- Enterprise Fire77,348 acres
- Last Chance Fire53,445 acres
- Tire Fire44,930 acres
- Cloverdale2 Fire33,555 acres
Monitoring Trends in Burn Severity (USGS and U.S. Forest Service). Type recorded: Wildfire.