Grand Fire
- 100% Contained
- 36 Acres
- 1 County: San Bernardino
05/13/2026 7:13 PM
05/18/2026 10:39 AM
05/17/2026 6:03 AM
Vehicle
CAL FIRE San Bernardino Unit in Unified Command with Chino Valley Fire
No team assigned
Grand Avenue and Pleasant Hill Drive, Chino Hills
Status reports
Incident Updates
Resources continue to strengthen control lines and mop-up the fire is now 90% contained.
ire containment has increased to 85% as firefighters continue to strengthen control lines and mop up.
Acreage increased to 36 acres with more accurate mapping. Containment is now 75%. Crews continue to improve containment lines and patrol for hot spots.
Grand Avenue will open tonight at 7:00pm.
Chino Valley Fire investigator determined the fire was caused after a single vehicle rollover collision that then caught fire, extending into the vegetation.
Firefighters continued to make progress through the night, bringing containment to 50%. Crews will remain engaged extinguishing hot spots and strengthening containment lines.
All evacuations and warnings have been lifted, all aircraft released. Grand Avenue between Grand Avenue Park and the city limit will remain closed until further notice. Firefighters have made significant progress and wil continue working through the night.
1 minor firefighter injury reported, firefighter was transported to a local hospital.
Fire is holding at 30 acres with cooler night time temperatures and increased humidity.
Mill Stream Drive, Falling Star Lane, Valley View Lane, Sweet Grass Lane under Evacuation Order. Road Closures at Chino Hills Parkway x Falling Star and Chino Hills Parkway x Country Walk. Evacuation Center at Chino Hills Community Center. 14250 Peyton Dr, Chino Hills, CA 91709.
Fire now mapped at 30 acres. Resources from LA County Fire and CAL FIRE Riverside also at scene.
Additional resources on order.
Fire is 20 acres with potential for 200, burning to the north with structures threatened. Unified Command with Chino Valley Fire.
Damage Assessment
Confirmed Damage to Property, Injuries, and Fatalities.
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1Confirmed Firefighter Injuries
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