According to the California Highway Patrol, the crash was reported at 5:15 a.m. and traffic was diverted onto the SR-52 connector road.
SAN DIEGO, CA - October 26, 2026
Patch reported that a fatal multi-vehicle crash closed every northbound lane of Interstate 15 in San Diego early Monday, leading to heavy delays. Few other details were available in the reporting.
Key Facts
- Date: Monday, October 26, 2026
- Location: Northbound I-15 at Clairemont Mesa, San Diego, CA
- Type of crash: Multi-vehicle crash, reported as fatal
- Responding agencies: California Highway Patrol
- Reported by: Patch
Crash Overview
The CHP's account places the collision at Clairemont Mesa on the northbound side of I-15, with the time given as 5:15 a.m. Patch reported that the crash shut down all northbound lanes while authorities investigated.
Northbound traffic was diverted onto the state Route 52 connector road. Drivers were then allowed to rejoin northbound I-15 past the crash location.
Congestion grew through the morning commute while the closure remained in effect, according to the CHP. Drivers were advised to use alternate routes and expect delays. An update issued at 7 a.m. by the CHP stated that every northbound lane was anticipated to reopen within one hour. No other information was immediately available in the reporting.
Traffic Impact
Northbound I-15 lanes were closed during the morning commute, and traffic was diverted onto the SR-52 connector road. The CHP said the lanes were expected to reopen within an hour of its 7 a.m. update.
If You Were Involved
If you were involved in a crash, consider these general steps:
- Seek medical attention even if you feel fine.
- Document the scene with photos or video if it is safe to do so.
- Exchange information with the other drivers and note any witnesses.
- Request the official crash report from the law enforcement agency that responded.
- Notify your insurer as soon as reasonably possible.
- Consider speaking with a qualified attorney if you were injured or face significant losses.