Accident Low Severity Resolved

Traffic collision, rear-end on SR-57 S/B (ORANGE FWY)

A minor accident was reported on SR-57 S/B (ORANGE FWY) near Diamond Bar on January 20, 2026 at 7:15 AM. 2 parties involved.

Primary factor: VC 22350 UNSAFE SPEED:PREVAIL COND. Near DIAMOND BAR BLVD.

Road

Area

Diamond Bar

Address

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Started

Jan 19, 11:15 PM

Last Updated

4 months ago

Jan 19, 11:15 PM

Resolved

Jan 19, 11:15 PM

Coordinates

33.9725, -117.8459

Involved Parties 2 partys

Driver At Fault Female age 20

Vehicle

FORD FOCUS

Direction

Speed Limit

65 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Driver Female age 50

Vehicle

TESL MODEL Y

Direction

Speed Limit

65 mph

Movement

Slowing/Stopping

Sobriety

Had Not Been Drinking

Injuries 1 person

Occupant F age 21 · PassengerFrontRight

Unknown

Source: ccrs · ID ccrs-5021084 First seen Jan 19, 2026 11:15 PM