Accident Low Severity Resolved

Traffic collision — hit and run on SR-57 S/B (ORANGE FWY)

A minor accident was reported on SR-57 S/B (ORANGE FWY) near Diamond Bar on December 7, 2025 at 8:25 PM. 2 parties involved.

Primary factor: VC 21658(A) UNSAFE LANE CHANGE/ETC. Near PATHFINDER RD.

Road

Area

Diamond Bar

Address

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Started

Dec 7, 12:25 PM

Last Updated

10 months, 2 weeks ago

Dec 7, 12:25 PM

Resolved

Dec 7, 12:25 PM

Coordinates

33.9922, -117.8425

Involved Parties 2 partys

Driver Unknown

Vehicle

DODG NITRO

Direction

Speed Limit

65 mph

Movement

Proceeding Straight

Driver At Fault Female age 18

Vehicle

HOND ACCORD

Direction

Speed Limit

65 mph

Movement

Changing Lanes

Sobriety

Had Not Been Drinking

Injuries 1 person

Occupant M age 22 · PassengerFrontRight

Unknown

Source: ccrs · ID ccrs-4983679 First seen Dec 7, 2025 12:25 PM