Hog Fire
201657,576 acresAlaska
The Hog Fire burned 57,576 acres, about 90 square miles, across Yukon-Koyukuk Census Area. It began on July 6, 2016.
Watch how it happenedHog Fire · 2016
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 |
|---|---|---|
| Highmost vegetation consumed, soils altered | 28% | 16,131 |
| Moderatemixed: many trees killed, some survive | 36% | 20,708 |
| Lowsurface fire, most trees survive | 30% | 16,988 |
| Unburned to lowislands inside the perimeter, little change | 4.9% | 2,800 |
| Not mappedcloud, shadow or water in the satellite images | 1.6% | 926 |
28% of the area inside the perimeter burned at high severity, about 16,131 acres; 64% burned at moderate or high 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.
| Yukon-Koyukuk Census Area | AK | 57,621 |
Other large fires in Alaska in 2016
- Dulbi Flats Fire54,711 acres
- Hogatza River Fire51,106 acres
- Big Mud Fire40,919 acres
- Iniakuk Lake Fire34,678 acres
- Mauneluk River 2 Fire31,346 acres
Monitoring Trends in Burn Severity (USGS and U.S. Forest Service). Type recorded: Wildfire.