Knox Fire
The Knox Fire burned 1,968 acres in Fergus County, Montana, in 2005. It was discovered on July 23, 2005, and contained on July 31, 2005. The cause was recorded as natural.
- Size
- 1,968 acres
- Discovered
- July 23, 2005
- Contained
- July 31, 2005
- Cause
- Natural
Map
The burned area boundary MTBS mapped from Landsat imagery, 2,060 acres. Point of origin as reported, 47.589, -109.020.
The record
- Reported final size
- 1,968 acres
- Burned area mapped by MTBS
- 2,060 acres
- Discovered
- July 23, 2005, 8:45 a.m. local time
- Contained
- July 31, 2005, 4:50 p.m. local time
- Cause
- Natural
- State
- Montana
- County
- Fergus County
- Land ownership at origin
- Private
- Reporting unit
- North Central Montana District
- Agency
- Bureau of Land Management
- Incident type
- Wildfire
- MTBS fire identifier
- MT4757810898020050723
- MTBS assessment
- Extended
- Fire occurrence record
- W-505888
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 200512
| Fire | Acres | Start | Cause |
|---|---|---|---|
| Signal Rock Fire | 13,327 | Aug 9, 2005 | Natural |
| I-90 Complex (Tarkio) Fire | 9,082 | Aug 4, 2005 | Human |
| Seepay 2 Fire | 8,500 | Aug 28, 2005 | Human |
| Rockin Fire | 6,869 | Aug 3, 2005 | Natural |
| Sheep Fire | 6,778 | Sep 9, 2005 | Natural |
| Heartland Fire | 6,689 | Sep 9, 2005 | Natural |
| Big Horn Fire | 5,800 | Jul 16, 2005 | Natural |
| Hazard Lake Wfu Fire | 5,731 | Aug 22, 2005 | Natural |
| Kelly Point Fire | 3,875 | Aug 6, 2005 | Human |
| Cottonwood Creek Fire | 3,485 | Aug 26, 2005 | Natural |
| Prospect Fire | 3,200 | Aug 6, 2005 | Natural |
| Erickson Spring Fire | 2,700 | Aug 22, 2005 | 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.