Black Rock Fire

201440,766 acresOregon

The Black Rock Fire burned 40,766 acres, about 64 square miles, across 3 counties. It began on July 14, 2014.

Watch how it happened

Black Rock Fire · 2014

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
Detections650satellite 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 Black Rock Fire
Burn severity by class
SeverityShareAcres
Moderatemixed: many trees killed, some survive6.5%2,643
Lowsurface fire, most trees survive74%30,049
Unburned to lowislands inside the perimeter, little change20%7,951
Increased greennessvegetation greener after the fire than before0.3%123

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.

Acres burned by county
Wasco CountyOR38,909
Sherman CountyOR1,848
Gilliam CountyOR1

Other large fires in Oregon in 2014

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