West Riverside Fire
The West Riverside Fire burned 3,800 acres in Montana, in 2011. It was discovered on August 22, 2011, and contained on September 15, 2011. The cause was recorded as arson/incendiarism.
- Size
- 3,800 acres
- Discovered
- August 22, 2011
- Contained
- September 15, 2011
- Cause
- Human
Map
The burned area boundary MTBS mapped from Landsat imagery, 3,569 acres. Point of origin as reported, 46.716, -113.888.
The record
- Reported final size
- 3,800 acres
- Burned area mapped by MTBS
- 3,569 acres
- Area inside the final perimeter
- 3,708 acres
- Discovered
- August 22, 2011, 6:10 p.m. local time
- Contained
- September 15, 2011, 5:00 p.m. local time
- Cause
- Human, Arson/incendiarism
- State
- Montana
- Land ownership at origin
- Forest Service
- Reporting unit
- Lolo National Forest
- Agency
- Forest Service
- Incident type
- Wildfire
- MTBS fire identifier
- MT4671611388820110822
- MTBS assessment
- Extended
- Fire occurrence record
- FS-1502469
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 Montana in 201112
| Fire | Acres | Start | Cause |
|---|---|---|---|
| Diamond Complex | 34,550 | Aug 22, 2011 | Natural |
| Black Springs Complex | 18,970 | Aug 22, 2011 | Natural |
| Forty One Complex | 13,261 | Aug 28, 2011 | Natural |
| Maverick Fire | 10,715 | Aug 22, 2011 | Natural |
| Hammer Creek Fire | 6,314 | Aug 8, 2011 | Natural |
| Mill Fire | 5,482 | Aug 22, 2011 | Natural |
| Big Salmon Lake Fire | 5,183 | Aug 16, 2011 | Human |
| Boss Ribs Fire | 4,537 | Aug 22, 2011 | Natural |
| Stewart Fire | 4,213 | Aug 24, 2011 | Natural |
| Lutz Fire | 3,982 | Aug 6, 2011 | Natural |
| Melrose Fire | 2,569 | Oct 1, 2011 | Natural |
| Canyon Creek Fire | 2,560 | Aug 29, 2011 | Natural |
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.