Corridor Complex (Lone Butte)

199933,548 acresNevada

The Corridor Complex (Lone Butte) burned 33,548 acres, about 52 square miles, across Humboldt County. It began on August 6, 1999.

Watch how it happened

Corridor Complex (Lone Butte) · 1999

How it happened

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

About this replay
IgnitionAugust 6, 1999Historical replay — order not recorded
Final area33,548 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 Corridor Complex (Lone Butte)
Burn severity by class
SeverityShareAcres
Highmost vegetation consumed, soils altered13%4,305
Moderatemixed: many trees killed, some survive59%19,754
Lowsurface fire, most trees survive20%6,587
Unburned to lowislands inside the perimeter, little change8.7%2,903

13% of the area inside the perimeter burned at high severity, about 4,305 acres; 72% 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
Humboldt CountyNV33,570

Other large fires in Nevada in 1999

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