Page Mountain Fire

201952,249 acresAlaska

The Page Mountain Fire burned 52,249 acres, about 82 square miles, across Yukon-Koyukuk Census Area. It began on June 23, 2019.

Watch how it happened

Page Mountain Fire · 2019

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
Detections2,642satellite 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 Page Mountain Fire
Burn severity by class
SeverityShareAcres
Highmost vegetation consumed, soils altered1.7%876
Moderatemixed: many trees killed, some survive34%17,885
Lowsurface fire, most trees survive43%22,478
Unburned to lowislands inside the perimeter, little change13%7,015
Increased greennessvegetation greener after the fire than before2.8%1,453
Not mappedcloud, shadow or water in the satellite images4.9%2,543

2% of the area inside the perimeter burned at high severity, about 876 acres; 36% 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 AreaAK52,268

Other large fires in Alaska in 2019

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