Simi Fire
The Simi Fire burned 108,204 acres in Ventura County, California, in 2003. It was discovered on October 25, 2003, and contained on November 11, 2003.
- Size
- 108,204 acres
- Discovered
- October 25, 2003
- Contained
- November 11, 2003
- Cause
- Undetermined
Map
The burned area boundary MTBS mapped from Landsat imagery, 107,745 acres. Point of origin as reported, 34.385, -118.668.
The record
- Reported final size
- 108,204 acres
- Burned area mapped by MTBS
- 107,745 acres
- Area inside the final perimeter
- 107,570 acres
- Discovered
- October 25, 2003, 2:50 p.m. local time
- Contained
- November 11, 2003, 6:00 p.m. local time
- Cause
- Undetermined
- State
- California
- County
- Ventura County
- Land ownership at origin
- County
- Reporting unit
- Ventura County Fire Department
- Agency
- C&L
- Unit
- CAVNC
- Incident type
- Wildfire
- MTBS fire identifier
- CA3433511879220031025
- MTBS assessment
- Extended
- Fire occurrence record
- ICS209_2003_CA-VNC-03080298
- Perimeter records
- 2 on file for this fire; the largest is shown
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 California in 200312
| Fire | Acres | Start | Cause |
|---|---|---|---|
| Cedar Fire | 280,059 | Oct 25, 2003 | Human |
| Old Fire | 91,281 | Oct 25, 2003 | Human |
| Piru Fire | 63,720 | Oct 23, 2003 | Human |
| Grand Prix Fire | 59,788 | Oct 21, 2003 | Human |
| Paradise Fire | 56,427 | Oct 26, 2003 | Human |
| Mine/Otay Fire | 47,921 | Oct 26, 2003 | Human |
| Annie Fire | 30,170 | Aug 25, 2003 | Natural |
| Coyote Fire | 19,576 | Jul 16, 2003 | Natural |
| Honeydew Fire | 13,846 | Sep 3, 2003 | Natural |
| Local Fire | 12,000 | Feb 23, 2003 | Human |
| Canoe Fire | 11,036 | Sep 3, 2003 | Natural |
| Padua Fire | 10,446 | Oct 25, 2003 | Human |
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.