Accident Moderate Severity Resolved

Injury crash — 1 injured on SR-57 N/B

A injury accident was reported on SR-57 N/B near Diamond Bar on January 3, 2026 at 12:25 PM. 2 parties involved, 1 injury.

1 injured. Primary factor: VC 22107 UNSAF TURN &/OR NO SIGNAL. Weather: CLOUDY. Near COLD SPRINGS LN.

Road

SR-57 N/B

Area

Diamond Bar

Address

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Started

Jan 3, 4:25 AM

Last Updated

4 months, 2 weeks ago

Jan 3, 4:25 AM

Resolved

Jan 3, 4:25 AM

Coordinates

33.9756, -117.8430

Involved Parties 2 partys

Driver At Fault Male age 61

Vehicle

TOYT TACOMA

Direction

Speed Limit

65 mph

Movement

Other

Sobriety

Had Not Been Drinking

Driver Male age 31

Vehicle

GMC SAVANNA

Direction

Speed Limit

65 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Injuries 2 persons

Driver M age 61

Suspect Minor

Occupant M age 38 · PassengerFrontRight

Unknown

Source: ccrs · ID ccrs-5003239 First seen Jan 3, 2026 4:25 AM