Accident Low Severity Resolved

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

A minor accident was reported on SR-57 N/B (ORANGE FWY) near Diamond Bar on July 23, 2026 at 7:30 PM. 2 parties involved.

Primary factor: VC 22350 UNSAFE SPEED FOR PREVAILING CONDITIONS. Near GOLDEN SPRINGS DRIVE UNDEERCROSSING.

Road

Area

Diamond Bar

Address

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Started

Jul 23, 12:30 PM

Last Updated

4 days, 2 hours ago

Jul 23, 12:30 PM

Resolved

Jul 23, 12:30 PM

Coordinates

33.9966, -117.8399

Involved Parties 2 partys

Driver At Fault

Direction

Speed Limit

65 mph

Movement

Proceeding Straight

Driver Male age 21

Vehicle

RAM BIGHORN

Direction

Speed Limit

65 mph

Movement

Slowing/Stopping

Sobriety

Had Not Been Drinking

Injuries 4 persons

Occupant M age 25 · PassengerMiddleMiddle

Unknown

Occupant M age 34 · PassengerMiddleLeft

Unknown

Occupant M age 30 · PassengerFrontRight

Unknown

Occupant M age 25 · PassengerMiddleRight

Unknown

Source: ccrs · ID ccrs-5258720 First seen Jul 23, 2026 12:30 PM