832043 Fire

198877,936 acresAlaska

The 832043 Fire burned 77,936 acres, about 122 square miles, across Yukon-Koyukuk Census Area. It began on June 15, 1988.

Watch how it happened

832043 Fire · 1988

How it happened

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

About this replay
IgnitionJune 15, 1988Historical replay — order not recorded
Final area77,936 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 832043 Fire
Burn severity by class
SeverityShareAcres
Moderatemixed: many trees killed, some survive47%36,592
Lowsurface fire, most trees survive42%32,546
Unburned to lowislands inside the perimeter, little change11%8,738
Not mappedcloud, shadow or water in the satellite images0.1%55

No part of the fire was classed as high severity; 47% 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
Yukon-Koyukuk Census AreaAK77,974

Other large fires in Alaska in 1988

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