Accident Moderate Severity Resolved

Injury crash — 2 injured, head-on on MOUNTAIN AV

A injury accident was reported on MOUNTAIN AV near Ontario on December 10, 2025 at 8:16 PM. 2 parties involved, 2 injuries.

2 injured. Primary factor: 21453(a). Near FIFTH ST.

Road

MOUNTAIN AV

Area

Ontario

Started

Dec 10, 12:16 PM

Last Updated

5 months, 2 weeks ago

Dec 10, 12:16 PM

Resolved

Dec 10, 12:16 PM

Involved Parties 2 partys

Driver At Fault Male age 43

Vehicle

HYUNDAI PALISADE

Direction

Speed Limit

10 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Driver Male age 27

Vehicle

TOYOTA CAMRY

Direction

Speed Limit

5 mph

Movement

Making Left Turn

Sobriety

Had Not Been Drinking

Injuries 4 persons

Occupant F · PassengerFrontRight

Unknown

Occupant F age 18 · PassengerMiddleLeft

Unknown

Passenger F age 9 · PassengerMiddleRight

Possible Injury

Driver M

Possible Injury

Source: ccrs · ID ccrs-5071989 First seen Dec 10, 2025 12:16 PM