Crash on Brea Canyon Dr at Pathfinder Road, Diamond Bar, California

Monday, July 6, 2026 at 4:30 PM

Injury crash2 vehicles

Reporting agency: Los Angeles County Sheriff's Office
Report number: 926-04399-2927-471

From the CHP CCRS, record last updated October 25, 2026. No changes since first published.

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Where and when

Location: Brea Canyon Dr at Pathfinder Road
City, county: Diamond Bar, Los Angeles County
Collision type: Broadside
Motor vehicle involved with: Other Motor Vehicle
Posted speed limit: 45 mph
Primary collision factor cited: No
Weather: Clear
Light: Daylight
Road surface: No Unusual Conditions
Hit and run: No
People involved: 3
Injured: 1
Killed: 0

Vehicles and people

Damage area not recorded

Unit 1: 2017 Chevrolet Cruze

Blue Passenger Car Station Wagon Jeep

Direction of travel: South
Maneuver: Xing Into Opposing Lane

Driver, male, 69Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Deployed
Not injured

Damage area not recorded

Unit 2: 2025 Chevrolet Traverse

White Sport Utility Vehicle

Direction of travel: South
Maneuver: Making Left Turn

Driver, female, 47Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
Minor injury
Passenger, female, under 18Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
Not injured

What the officer recorded

Violation cited: 21651(a1)as recorded on the report

A contributing factor or charge recorded by an officer is not a finding of fault or a conviction. We show the record as the state released it.

Nearby and recent

1 crash recorded on Brea Canyon Dr in Diamond Bar in the last 12 months, 1 with injuries.

Aug 2, 2026, SR-57 S/B (Orange Fwy) at Diamond Bar Blvd2 vehicles, 1 injuredInjury crash
Jul 29, 2026, SR-57 N/B (Orange Fwy) at Pathfinder Rd.2 vehiclesProperty damage only
Jul 29, 2026, Pathfinder Rd. at Brea Canyon Cut Off Road2 vehicles, 2 injuredInjury crash
Jul 28, 2026, SR-57 N/B (Orange Fwy) at Diamond Bar Blvd2 vehicles, 1 injuredInjury crash
Jul 27, 2026, SR-57 N/B (Orange Fwy) at Pathfinder Rd.2 vehiclesProperty damage only

All Diamond Bar crashes, July 2026

About this record

Source: CHP CCRS
Updates: Changes the state makes to this record are applied here when the source publishes them
First published here: October 25, 2026
Last updated: October 25, 2026, no changes recorded
What is left out: Names, addresses, plates, and license and insurance numbers are not in the public data and never appear here

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