Incident Update Thorn Fire
- Date:
- 07/17/2026
- Time:
- 11:32 AM
Incident Facts
- Name
- Thorn Fire
- Start Date/Time
- 2026-07-15
- Incident Status
- Active
- Location
- Buckthorn Trail and Clover Trail
- Type
- Wildfire
- Cause
- Under Investigation
- Counties
- San Diego
- Administration Unit
- CAL FIRE San Diego Unit
- Unified Command Agency(s)
- Size
- 1,234
- Containment
- 65%
- Structures Threatened
- Structures Destroyed
- Structures Damaged
- 1
- Civilian Injuries
- Firefighter Injuries
- Civilian Fatalities
- Firefighter Fatalities
Current Situation
Evacuation Zones
Evacuation Information:
Evacuation Orders
Evacuation Orders issued for the following zones:
- SDC-2175-B
- SDC-2241-A
- SDC-2242-B
- SDC-2243-B
- SDC-2332-A
- SDC-2333-B
Road Closures
Interstate 8 is open to one lane in both directions until further notice. The Crestwood Road on-ramp to eastbound I-8 and the Ribbonwood Road on-ramp to westbound I-8 are open. Continue to use caution as you drive through the affected area. Watch for emergency vehicles, emergency personnel, and highway workers. Ribbonwood Road across from Roadrunner Lane is only open for residents.
Assigned Resources
Numerous firefighting air tankers from throughout the State are flying fire suppression missions as conditions allow.
- Engines
- 60
- Water Tenders
- 13
- Helicopters
- 1
- Dozers
- 9
- Hand Crews
- 21
- Total Personnel
- 704