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Chatsworth, CA (September 14, 2026) – One person died early on Monday morning, September 14, in a two-vehicle crash on State Route 118 near Rocky Peak Fire Road, according to authorities. The collision blocked lanes of the highway for several hours overnight.
The crash was reported shortly after 1:25 a.m. and reportedly involved a white sedan and another passenger vehicle, according to dispatch logs from the California Highway Patrol. Authorities said airbags deployed in both vehicles, and at least one vehicle was reported at risk of catching fire after the impact.
The Los Angeles Fire Department responded to the scene, and a tow truck was requested to help clear the roadway, authorities said. Caltrans crews were called in to assist with a full closure of the highway while crews worked, and lanes reopened in stages overnight, according to dispatch records.
The Los Angeles County coroner's office responded to the scene to handle the death, authorities said. The identity of the person killed has not been released. The circumstances that led to the collision remain under investigation.
We offer our deepest sympathy to the family of the victim.
What Makes a High-Speed Two-Vehicle Crash on a Highway So Severe
The damage in a highway crash comes down largely to closing speed, the combined rate at which two vehicles approach each other before impact. On a road like SR-118, where posted speeds run well above those on city streets, that combined speed can be twice what either driver would be traveling alone, multiplying the energy released in a collision far beyond what either vehicle's structure is built to absorb.
Vehicle design plays a role, too. Modern cars are engineered with crumple zones at the front and rear, meant to fold and absorb energy, protecting the stiffer passenger cabin around the occupants. But that design only works within a certain speed range. Airbags and seatbelts are built to manage forces in a typical crash, not to fully offset the energy of a high-speed impact between two vehicles of different sizes and weights.
Impairment adds another layer of risk. A driver under the influence of alcohol or drugs reacts more slowly, misjudges speed and distance, and is far less likely to brake or steer away before impact. Research consistently shows that crashes involving an impaired driver are more likely to end in a fatality than similar crashes where both drivers are sober, in part because impairment removes the last chance to reduce speed before a collision happens. According to the Insurance Institute for Highway Safety, 17,008 motor-vehicle crash deaths occurred outside passenger vehicles in crashes involving passenger vehicles in 2023.
Frequently Asked Questions
How are fatal crashes investigated?
Fatal crashes are typically investigated by the responding law enforcement agency, often with a specialized reconstruction team that examines vehicle damage, road evidence, and witness accounts to determine how the collision occurred.
How long do fatal-crash investigations take?
Investigations can take weeks or months, especially when they involve forensic analysis, toxicology results, or coordination with a coroner's office before a cause is officially determined.
What role does impairment play in fatal crashes?
Impairment from alcohol or drugs is a factor in a large share of fatal crashes nationally, since it slows reaction time and reduces a driver's ability to avoid a collision once one is unfolding.
Where do fatal crashes most often occur?
Fatal crashes are more common on higher-speed roads such as highways and rural routes, where impact speeds tend to be greater than on local streets.
What to Do After a Two-Vehicle Highway Crash in Chatsworth, CA
If you're involved in a highway crash, move to a safe location if possible and call 911 right away. Even if injuries seem minor, a medical evaluation is important, since some injuries from a high-speed impact don't show symptoms immediately.
Stay at the scene until law enforcement arrives and gives you permission to leave. Take photos of the vehicles and the surrounding area if it's safe to do so, and get contact information from any witnesses nearby. Once you're safe, follow up with your insurance company and keep a copy of the official police report for your records.
