Vinasale Fire

2002175,425 acresAlaska

The Vinasale Fire burned 175,425 acres, about 274 square miles, across Yukon-Koyukuk Census Area. It began on May 22, 2002.

Watch how it happened

Vinasale Fire · 2002

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
Detections559satellite 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 Vinasale Fire
Burn severity by class
SeverityShareAcres
Highmost vegetation consumed, soils altered9.4%16,435
Moderatemixed: many trees killed, some survive32%56,500
Lowsurface fire, most trees survive49%85,474
Unburned to lowislands inside the perimeter, little change6.2%10,954
Not mappedcloud, shadow or water in the satellite images3.5%6,062

9% of the area inside the perimeter burned at high severity, about 16,435 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 AreaAK175,486

Other large fires in Alaska in 2002

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