Dude Fire

199025,057 acresArizona

The Dude Fire burned 25,057 acres, about 39 square miles, across 2 counties. It began on June 25, 1990.

Watch how it happened

Dude Fire · 1990

How it happened

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

About this replay
IgnitionJune 25, 1990Historical replay — order not recorded
Final area25,057 ac
Revealed—
Counties2

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 Dude Fire
Burn severity by class
SeverityShareAcres
Highmost vegetation consumed, soils altered26%6,561
Moderatemixed: many trees killed, some survive45%11,366
Lowsurface fire, most trees survive19%4,700
Unburned to lowislands inside the perimeter, little change9.7%2,427

26% of the area inside the perimeter burned at high severity, about 6,561 acres; 72% 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
Gila CountyAZ22,020
Coconino CountyAZ3,060

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