Wildfires of 2003

Upper Twin Fire

2003Clearwater County, IdahoWildfire

The Upper Twin Fire burned 1,316 acres in Clearwater County, Idaho, in 2003. It was discovered on July 4, 2003, and contained on October 31, 2003. The cause was recorded as natural.

Size
1,316 acres
Discovered
July 4, 2003
Contained
October 31, 2003
Cause
Natural

Map

The burned area boundary MTBS mapped from Landsat imagery, 1,005 acres. Point of origin as reported, 46.856, -115.499.

The record

Reported final size
1,316 acres
Burned area mapped by MTBS
1,005 acres
Area inside the final perimeter
614 acres
Discovered
July 4, 2003, 11:25 a.m. local time
Contained
October 31, 2003, 3:00 p.m. local time
Cause
Natural
State
Idaho
County
Clearwater County
Land ownership at origin
Forest Service
Reporting unit
Nez Perce - Clearwater National Forests
Agency
Forest Service
Unit
IDNCF
Part of
Clear/Nez Complex
Incident type
Wildfire
Unique fire identifier
2003-IDNCF-000004
MTBS fire identifier
ID4685811551020030704
MTBS assessment
Extended
Fire occurrence record
FS-387216

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 Idaho in 200312

FireAcresStartCause
Deep Fire37,843Aug 5, 2003Natural
Hot Creek Fire26,560Jul 19, 2003Natural
Middle Fork Complex (Falconberry) Fire25,007Aug 10, 2003Human
Owinza Fire15,789May 30, 2003
Tobias Fire13,843Jul 12, 2003Human
Beaver Lake Complex (Beaver Lakes) Fire12,467Aug 8, 2003Natural
Menan Fire12,068Aug 12, 2003Natural
Slims Complex (Slims) Fire12,011Jul 15, 2003Natural
Cayuse Lake Complex (Pettibone Creek) Fire11,833Aug 21, 2003Natural
Withington Fire10,567Aug 11, 2003Natural
Sapp (Sapp) Fire9,674Aug 9, 2003Natural
Black Frog Complex (Frog Pond) Fire7,275Jul 12, 2003Natural

Every fire of 2003 Idaho fire history

Nearby

Sources

Perimeters from the National Interagency Fire Center’s Interagency Fire Perimeter History, compiled from the Forest Service, BLM, BIA, Fish and Wildlife Service, National Park Service, the Alaska Interagency Fire Center and CAL FIRE. 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.