Wildfires of 2001

Observation Fire

2001Lassen County, CaliforniaWildfire

The Observation Fire burned 67,792 acres in Lassen County, California, in 2001. It was discovered on August 9, 2001, and contained on August 17, 2001. The cause was recorded as natural.

Size
67,792 acres
Discovered
August 9, 2001
Contained
August 17, 2001
Cause
Natural

Map

The burned area boundary MTBS mapped from Landsat imagery, 67,493 acres. Point of origin as reported, 40.773, -120.240.

The record

Reported final size
67,792 acres
Burned area mapped by MTBS
67,493 acres
Discovered
August 9, 2001, 3:59 p.m. local time
Contained
August 17, 2001, 6:00 p.m. local time
Cause
Natural
State
California
County
Lassen County
Land ownership at origin
Bureau of Land Management
Reporting unit
Northern California District
Agency
Bureau of Land Management
Incident type
Wildfire
MTBS fire identifier
CA4073412017820010809
MTBS assessment
Initial
Fire occurrence record
W-105187

The three sizes are three measurements: the size the agency reported when the fire was out, the burned area MTBS drew from satellite imagery before and after, and the GIS area inside the final perimeter, unburned islands included. They rarely agree exactly.

Other large fires in California in 200112

FireAcresStartCause
Blue Complex (Blue) Fire34,319Aug 9, 2001Natural
Trough Fire24,970Aug 8, 2001Human
Star Fire16,761Aug 25, 2001Human
Darby Fire14,280Sep 5, 2001Human
Creek Fire11,185Aug 18, 2001Human
Viejas Fire10,353Jan 3, 2001Human
Hoover Complex (Hoover) Fire9,300Jul 10, 2001Natural
Poe Fire8,333Sep 6, 2001
Happy Camp Complex (Swillup) Fire8,055Sep 15, 2001Natural
Leonard Fire6,800Aug 18, 2001Human
Stables Fire6,540Oct 12, 2001Human
Crater Fire5,570Aug 12, 2001Natural

Every fire of 2001 California fire history

Nearby

Sources

Burned areas and ignition dates from Monitoring Trends in Burn Severity (MTBS), a program of the US Geological Survey and the USDA Forest Service. Fire reports from Short, Karen C. 2022, Spatial wildfire occurrence data for the United States, 1992-2020 [FPA_FOD_20221014], 6th Edition, Forest Service Research Data Archive, doi.org/10.2737/RDS-2013-0009.6. Records before 2014 were joined by this site: a fire report to the burned area its MTBS identifier names, a perimeter to the burned area it lies in when the names or the sizes agree.