Sliver Creek Fire

198845,068 acresIdaho

The Sliver Creek Fire burned 45,068 acres, about 70 square miles, across 2 counties. It began on July 11, 1988.

Watch how it happened

Sliver Creek Fire · 1988

How it happened

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

About this replay
IgnitionJuly 11, 1988Historical replay — order not recorded
Final area45,068 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 Sliver Creek Fire
Burn severity by class
SeverityShareAcres
Highmost vegetation consumed, soils altered43%19,446
Moderatemixed: many trees killed, some survive13%5,723
Lowsurface fire, most trees survive15%6,753
Unburned to lowislands inside the perimeter, little change24%10,650
Increased greennessvegetation greener after the fire than before0.2%75
Not mappedcloud, shadow or water in the satellite images5.4%2,421

43% of the area inside the perimeter burned at high severity, about 19,446 acres; 56% 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
Idaho CountyID45,036
Valley CountyID39

Other large fires in Idaho in 1988

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