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 July 17, 2026 at 11:00 AM. 2 parties involved.

Primary factor: VC 22350 UNSAFE SPEED FOR PREVAILING CONDITIONS. Near SUNSET CROSSING ROAD.

Road

Area

Diamond Bar

Address

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Started

Jul 17, 4:00 AM

Last Updated

1 week, 3 days ago

Jul 17, 4:00 AM

Resolved

Jul 17, 4:00 AM

Coordinates

34.0252, -117.8126

Involved Parties 2 partys

Driver At Fault Male age 60

Vehicle

MERZ SLK320 (COUPE

Direction

Speed Limit

65 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Driver Female age 48

Vehicle

LEXS ES300H

Direction

Speed Limit

65 mph

Movement

Slowing/Stopping

Sobriety

Had Not Been Drinking

Injuries 1 person

Occupant M age 11 · PassengerFrontRight

Unknown

Source: ccrs · ID ccrs-5251074 First seen Jul 17, 2026 4:00 AM