Accident Moderate Severity Resolved

Injury crash — 1 injured, rear-end on SR-57 S/B (ORANGE FWY)

A injury accident was reported on SR-57 S/B (ORANGE FWY) near Diamond Bar on September 16, 2026 at 8:15 AM. 2 parties involved, 1 injury.

1 injured. Primary factor: VC 22350 UNSAFE SPEED FOR PREVAILING CONDITIONS. Near GOLDEN SPRINGS DR.

Road

Area

Diamond Bar

Address

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Started

Sep 16, 1:15 AM

Last Updated

1 month, 1 week ago

Sep 16, 1:15 AM

Resolved

Sep 16, 1:15 AM

Coordinates

33.9985, -117.8382

Involved Parties 2 partys

Driver At Fault Female age 22

Vehicle

TOYT COROLLA

Direction

Speed Limit

65 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Driver Male age 81

Vehicle

TOYT PRIUS

Direction

Speed Limit

65 mph

Movement

Slowing/Stopping

Sobriety

Had Not Been Drinking

Injuries 1 person

Driver M age 81

Possible Injury

Source: ccrs · ID ccrs-5326874 First seen Sep 16, 2026 1:15 AM