Cow Hollow Complex (Cow Hollow)

199631,255 acresOregon

The Cow Hollow Complex (Cow Hollow) burned 31,255 acres, about 49 square miles, across Malheur County. It began on August 12, 1996.

Watch how it happened

Cow Hollow Complex (Cow Hollow) · 1996

How it happened

See how severely each place burned, revealed outward from where it started.

About this replay
IgnitionAugust 12, 1996Historical replay — order not recorded
Final area31,255 ac
Revealed—
Counties1

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 Cow Hollow Complex (Cow Hollow)
Burn severity by class
SeverityShareAcres
Moderatemixed: many trees killed, some survive41%12,684
Lowsurface fire, most trees survive48%14,968
Unburned to lowislands inside the perimeter, little change11%3,545
Not mappedcloud, shadow or water in the satellite images0.2%57

No part of the fire was classed as high severity; 41% 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
Malheur CountyOR31,275

Other large fires in Oregon in 1996

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