Long Canyon Fire
201236,971 acresNevada
The Long Canyon Fire burned 36,971 acres, about 58 square miles, across Humboldt County. It began on August 10, 2012.
Watch how it happenedLong Canyon Fire · 2012
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 | 0.3% | 111 |
| Lowsurface fire, most trees survive | 75% | 27,774 |
| Unburned to lowislands inside the perimeter, little change | 15% | 5,370 |
| Not mappedcloud, shadow or water in the satellite images | 10% | 3,707 |
No part of the fire was classed as high severity; under 1% 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.
| Humboldt County | NV | 36,997 |
Other large fires in Nevada in 2012
- Holloway Fire457,680 acres
- Rush Fire307,085 acres
- Lost Fire57,661 acres
- Willow Fire43,578 acres
- Del Fire39,039 acres
- Gilbert Fire29,764 acres
Monitoring Trends in Burn Severity (USGS and U.S. Forest Service). Type recorded: Wildfire.