A three-vehicle collision was reported on westbound Interstate 10 near 4th Street in Rancho Cucamonga, California, on September 10, 2026. The California Highway Patrol classified the incident as a collision with no reported injuries.
The crash involved a blue Mazda CX-50, a gray Kia Rio and a silver Nissan Altima. The dispatch information did not indicate that anyone was injured or trapped.
The collision was reported at approximately 3:21 p.m. on the westbound side of I-10, east of 4th Street. CHP recorded the vehicle information in a follow-up dispatch update at about 3:22 p.m.
The available CHP information did not specify whether any lanes were blocked, whether the vehicles required towing or what caused the collision. No additional injuries or emergency conditions were documented in the dispatch record.
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