Accident Low Severity Resolved

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

A minor accident was reported on SR-57 N/B (ORANGE FWY) near Diamond Bar on August 12, 2026 at 7:50 PM. 2 parties involved.

Primary factor: VC 22350 UNSAFE SPEED FOR PREVAILING CONDITIONS. Near PATHFINDER RD.

Road

Area

Diamond Bar

Address

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Started

Aug 12, 12:50 PM

Last Updated

2 months, 2 weeks ago

Aug 12, 12:50 PM

Resolved

Aug 12, 12:50 PM

Coordinates

33.9763, -117.8427

Involved Parties 2 partys

Driver At Fault Male age 23

Vehicle

GMC TERRAIN

Direction

Speed Limit

65 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Driver Male age 41

Vehicle

HYUN TUSCON

Direction

Speed Limit

65 mph

Movement

Stopped

Sobriety

Had Not Been Drinking

Injuries 1 person

Occupant age 29 · PassengerFrontRight

Unknown

Source: ccrs · ID ccrs-5281562 First seen Aug 12, 2026 12:50 PM