Crash on SR-78 W/B at Las Posas Rd, San Marcos, California

Thursday, May 21, 2026 at 10:10 PM

Property damage only4 vehicles
Reporting agency
CHP Oceanside Area
Report number
9650-2026-01794

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

Where and when

Location
SR-78 W/B at Las Posas Rd
City, county
San Marcos, San Diego County
Collision type
Rear End
Motor vehicle involved with
Other Motor Vehicle
Posted speed limit
65 mph
Primary collision factor cited
No
Weather
Clear
Light
Dusk-Dawn
Road surface
Construction-Repair Zone
Hit and run
No
People involved
6
Injured
0
Killed
0

Vehicles and people

Damage area not recorded

Unit 1: 2015 Chevrolet Silverado

White Pickups and Panels

Direction of travel
West
Maneuver
Proceeding Straight
  • Driver, male, 78Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
    Not injured
Damage area not recorded

Unit 2: 2022 Dodge Charger

Black Passenger Car Station Wagon Jeep

Direction of travel
West
Maneuver
Stopped
  • Driver, male, 23Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
    Not injured
  • Passenger, 23Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
    Not injured
Damage area not recorded

Unit 3: 2022 Toyota Camry

Silver Passenger Car Station Wagon Jeep

Direction of travel
West
Maneuver
Stopped
  • Driver, male, 25Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
    Not injured
Damage area not recorded

Unit 4: 2017 Toyota Corolla

Black Passenger Car Station Wagon Jeep

Direction of travel
West
Maneuver
Stopped
  • Driver, female, 18Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
    Not injured
  • Passenger, male, 23Restraint: Occupant Lap Shoulder Harness Used. Airbag: Air Bag Not Deployed
    Not injured

What the officer recorded

Violation cited
VC 22350 UNSAFE SPEED FOR PREVAILING CONDITIONSas 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

60 crashes recorded on SR-78 W/B in San Marcos in the last 12 months, 24 with injuries.

All San Marcos crashes, May 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

Were you involved and want this page removed?Request removal of this record