Wapoo Fire

198437,055 acresAlaska

The Wapoo Fire burned 37,055 acres, about 58 square miles, across Yukon-Koyukuk Census Area. It began on June 9, 1984.

Watch how it happened

Wapoo Fire · 1984

How it happened

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

About this replay
IgnitionJune 9, 1984Historical replay — order not recorded
Final area37,055 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 Wapoo Fire
Burn severity by class
SeverityShareAcres
Highmost vegetation consumed, soils altered16%5,990
Moderatemixed: many trees killed, some survive26%9,663
Lowsurface fire, most trees survive36%13,238
Unburned to lowislands inside the perimeter, little change16%5,982
Not mappedcloud, shadow or water in the satellite images5.9%2,182

16% of the area inside the perimeter burned at high severity, about 5,990 acres; 42% 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
Yukon-Koyukuk Census AreaAK37,083

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