Cheyenne River Fire
The Cheyenne River Fire burned 5,000 acres in Niobrara County, Wyoming, in 2011. It was discovered on August 25, 2011. The cause was recorded as natural.
- Size
- 5,000 acres
- Discovered
- August 25, 2011
- Cause
- Natural
Map
The burned area boundary MTBS mapped from Landsat imagery, 1,565 acres. Point of origin as reported, 43.383, -104.340.
The record
- Reported final size
- 5,000 acres
- Burned area mapped by MTBS
- 1,565 acres
- Discovered
- August 25, 2011, 10:00 p.m. local time
- Cause
- Natural
- State
- Wyoming
- County
- Niobrara County
- Land ownership at origin
- County
- Reporting unit
- Niobrara County
- Agency
- State or local agency
- Incident type
- Wildfire
- MTBS fire identifier
- WY4338310434020110825
- MTBS assessment
- Initial
- Fire occurrence record
- ICS209_2011_WY-NIX-011276
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 201112
| Fire | Acres | Start | Cause |
|---|---|---|---|
| Norton Point Fire | 24,237 | Jul 23, 2011 | Natural |
| Squaw Mtn Fire | 14,484 | Aug 21, 2011 | Natural |
| Thompson Fire | 12,000 | Aug 25, 2011 | Natural |
| Red Rock Complex | 9,670 | Aug 20, 2011 | Natural |
| Whoopup Fire | 7,462 | Jul 18, 2011 | Natural |
| Hole in the Wall Fire | 6,343 | Aug 21, 2011 | Natural |
| Carson Fire | 5,670 | Sep 24, 2011 | Human |
| Nowlin Fire | 4,686 | Aug 26, 2011 | Natural |
| Rourke Fire | 4,212 | Aug 22, 2011 | Natural |
| Christnick Fire | 2,670 | Aug 30, 2011 | Natural |
| Unnamed Fire | 2,573 | Aug 28, 2011 | Human |
| Manning Fire | 2,500 | Aug 25, 2011 | Natural |
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.