Available 
SANTA CLARITA, Los Angeles County, Calif., Sept. 17, 2026 — Three vehicles collided on Wednesday morning, September 16, at the intersection of Pico Canyon Road and The Old Road in Santa Clarita, according to authorities. The crash left minor injuries and blocked the roadway for a time.
According to authorities, a gray Ford, a black Toyota and a black Tesla were involved in the collision. Initial reports from the scene described one vehicle blocking the intersection while two others blocked additional lanes. At least one gray vehicle reportedly needed a blind tow from the scene.
Los Angeles County Fire Department units responded to the crash, according to dispatch records. Authorities requested that all lanes at the intersection be shut down temporarily to clear the wreckage, and two tow companies were called to remove the vehicles.
The California Highway Patrol classified the collision as a minor-injury crash involving three vehicles. The circumstances of the crash, including how it began, remain under investigation, detectives said.
We wish the injured a complete and speedy recovery.
Where Multi-Vehicle Pileups Tend to Start
Chain-reaction crashes involving three or more vehicles usually cluster at busy intersections where multiple lanes of traffic converge, especially where visibility is limited by curves, grade changes, or nearby structures. Unsignalled or complex intersections can also see cars turning or merging in ways that leave less room to react if a vehicle ahead brakes suddenly or stalls in a lane.
Wide arterial roads with several travel lanes create similar risk, since a slowdown in one lane can trigger a cascade of following vehicles that don't have time to stop. On-ramps and merge points carry the same pattern. Drivers entering at speed can misjudge gaps, setting off a collision that pulls in cars already established in traffic.
According to the National Highway Traffic Safety Administration, 17 percent of pedestrian fatalities occurred at intersections in 2023, a reminder that these junctions concentrate risk for more than just the vehicles passing through them.
Frequently Asked Questions
What makes crashes with three or more vehicles harder to investigate?
Investigators have to determine the order of impacts and how each driver's actions contributed, which frequently requires physical evidence at the scene, vehicle data, and witness accounts from multiple parties.
What typically causes a pileup like this?
Common factors include one vehicle stopping or slowing unexpectedly, a driver following too closely, limited sightlines at an intersection, or a driver misjudging another vehicle's speed while merging or turning.
How can drivers avoid getting pulled into one?
Leaving extra space behind the vehicle ahead, watching brake lights further down the road, and staying alert near intersections and on-ramps can give drivers more time to react before a chain-reaction crash develops.
What to Do After a Multi-Vehicle Crash in Santa Clarita, CA
If you're involved in a multi-vehicle crash, move to a safe location if your vehicle is drivable and it's safe to do so, and check on others nearby. Call 911 to report injuries and request medical evaluation even if you feel fine at first, since some injuries take hours to appear. Exchange information with all drivers involved and take photos of vehicle positions and damage before cars are towed. File a report with local police or the California Highway Patrol, and follow up with your insurer promptly.
