I-90 Complex (Tarkio) Fire
The I-90 Complex (Tarkio) Fire burned 9,082 acres in Mineral County, Montana, in 2005. It was discovered on August 4, 2005, and contained on October 1, 2005. The cause was recorded as human.
- Size
- 9,082 acres
- Discovered
- August 4, 2005
- Contained
- October 1, 2005
- Cause
- Human
Map
The burned area boundary MTBS mapped from Landsat imagery, 10,951 acres. Point of origin as reported, 47.019, -114.680.
The record
- Reported final size
- 9,082 acres
- Burned area mapped by MTBS
- 10,951 acres
- Discovered
- August 4, 2005, 4:40 p.m. local time
- Contained
- October 1, 2005, 9:00 a.m. local time
- Cause
- Human, Undetermined
- State
- Montana
- County
- Mineral County
- Land ownership at origin
- State or Private
- Reporting unit
- Lolo National Forest
- Agency
- Forest Service
- Part of
- I-90 Complex
- Incident type
- Wildfire
- MTBS fire identifier
- MT4703611462320050804
- MTBS assessment
- Extended
- Fire occurrence record
- FS-1431133
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 |
| 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 |
| Baker Fire | 2,333 | Jul 25, 2005 | Human |
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.