Unnamed Fire

200338,998 acresArizona and New Mexico

The Unnamed Fire burned 38,998 acres, about 61 square miles, across 2 counties. It began on June 18, 2003.

Watch how it happened

Unnamed Fire · 2003

How it happened

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

About this replay
IgnitionJune 18, 2003Historical replay — order not recorded
Final area38,998 ac
Revealed—
Counties2

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 Unnamed Fire
Burn severity by class
SeverityShareAcres
Highmost vegetation consumed, soils altered1.6%639
Moderatemixed: many trees killed, some survive13%4,972
Lowsurface fire, most trees survive50%19,366
Unburned to lowislands inside the perimeter, little change36%14,021

2% of the area inside the perimeter burned at high severity, about 639 acres; 14% 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
Hidalgo CountyNM25,850
Cochise CountyAZ13,149

Other large fires in Arizona and New Mexico in 2003

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