Arnica Fire
The Arnica Fire burned 10,700 acres in Wyoming, in 2009. It was discovered on September 23, 2009, and contained on October 15, 2009. The cause was recorded as natural.
- Size
- 10,700 acres
- Discovered
- September 23, 2009
- Contained
- October 15, 2009
- Cause
- Natural
Map
The burned area boundary MTBS mapped from Landsat imagery, 10,725 acres. Point of origin as reported, 44.535, -110.545.
The record
- Reported final size
- 10,700 acres
- Burned area mapped by MTBS
- 10,725 acres
- Area inside the final perimeter
- 10,668 acres
- Discovered
- September 23, 2009, 12:25 p.m. local time
- Contained
- October 15, 2009, 2:00 p.m. local time
- Cause
- Natural
- State
- Wyoming
- Land ownership at origin
- National Park Service
- Reporting unit
- Yellowstone National Park
- Agency
- National Park Service
- Unit
- WYYNP
- Incident type
- Wildfire
- Unique fire identifier
- 2009-WYYNP-000920
- MTBS fire identifier
- WY4451211051820090923
- MTBS assessment
- Extended
- Fire occurrence record
- W-596840
- Perimeter map method
- Differential GPS
- Note on the perimeter
- From WFMI
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 Wyoming in 20095
| Fire | Acres | Start | Cause |
|---|---|---|---|
| Gunsight Fire | 3,257 | Sep 27, 2009 | Human |
| Bearpaw Bay Fire | 2,939 | Sep 2, 2009 | Natural |
| Unnamed Fire | 2,056 | Mar 22, 2009 | |
| Windmill Draw Fire | 1,933 | Aug 4, 2009 | Natural |
| Unnamed Fire | 1,126 | Sep 3, 2009 |
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.