Several lanes of Interstate 280 are shut down in the Los Altos Hills area Thursday afternoon due to a crash and spill, according to officials.
The Santa Clara County Fire Department said a truck carrying bleach was heading south on I-280 just before 1 p.m. when it crashed into the center divide, south of Magdalena Avenue. Bleach began leaking onto the freeway after the wreck.
As of 2 p.m., all but one lane of southbound traffic was blocked while two northbound lanes were closed.
Hazmat crews were called to the scene to help clean up the spill. The fire department said the spill posed no threat to the public.
No one was injured in the crash, according to the fire department.
Firefighters are on scene of a hazardous materials spill on highway 280 near Magdalena Ave. A call was placed at 12:52 p.m. reporting a truck had struck the median divide on southbound 280 south of Magalena. The truck was carrying chemical barriers which began leaking after the… pic.twitter.com/khCY39yjKM
— Santa Clara County Fire (@sccfiredept) August 28, 2025
❗️❗️UPDATE❗️❗️
This was a solo non-injury crash that resulted in a HAZMAT incident. Santa Clara County Fire is on scene. 1 lane is currently open, ETO is approximately 2-3 hours. Thank you for your patience!— CHP Redwood City (@CHP_RedwoodCity) August 28, 2025
NBC Bay Area staff
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