Jacks Fire

201247,190 acresIdaho

The Jacks Fire burned 47,190 acres, about 74 square miles, across Owyhee County. It began on July 9, 2012.

Watch how it happened

Jacks Fire · 2012

How it happened

Watch it burn in the order satellites saw it, coloured by how severely each place burned.

About this replay
Date (UTC)—Historical replay
Burned so far—acres
High severity—of the area so far
Detections646satellite fire pixels

How severely it burned

Burn severity inside the final perimeter, classified from Landsat images taken before and after the fire.

Map of burn severity across the Jacks Fire
Burn severity by class
SeverityShareAcres
Highmost vegetation consumed, soils altered0.1%27
Moderatemixed: many trees killed, some survive2.7%1,263
Lowsurface fire, most trees survive77%36,150
Unburned to lowislands inside the perimeter, little change8.8%4,166
Not mappedcloud, shadow or water in the satellite images12%5,569

under 1% of the area inside the perimeter burned at high severity, about 27 acres; 3% 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.

Acres burned by county
Owyhee CountyID47,219

Other large fires in Idaho in 2012

Monitoring Trends in Burn Severity (USGS and U.S. Forest Service). Type recorded: Wildfire.