South Sugarloaf Fire

2018241,278 acresNevada

The South Sugarloaf Fire burned 241,278 acres, about 377 square miles, across Elko County. It began on August 17, 2018.

Watch how it happened

South Sugarloaf Fire · 2018

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
Detections4,790satellite 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 South Sugarloaf Fire
Burn severity by class
SeverityShareAcres
Highmost vegetation consumed, soils altered17%39,814
Moderatemixed: many trees killed, some survive52%124,987
Lowsurface fire, most trees survive22%53,258
Unburned to lowislands inside the perimeter, little change9.6%23,200

17% of the area inside the perimeter burned at high severity, about 39,814 acres; 68% 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
Elko CountyNV241,426

Other large fires in Nevada in 2018

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