Accident High Severity Resolved

CHP : Pothole on I-280 Southbound exiting at Sand Hill Rd (Menlo Park). Off Ramp affected. Expect delays.

A high-severity accident was reported on I-280 S near San Mateo on June 5, 2026 at 3:43 PM.

Road

I-280 S

Area

San Mateo

Address

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Started

Jun 5, 8:43 AM

Last Updated

4 days, 20 hours ago

Jun 5, 8:45 AM

Resolved

Jun 5, 3:00 PM

Coordinates

37.4224, -122.2263

Update History

1 observations

CHP : Pothole on I-280 Southbound exiting at Sand Hill Rd (Menlo Park). Off Ramp affected. Expect delays. Jun 5, 8:45 AM

Source: 511_sfbay · ID 511.org/1504063 First seen Jun 5, 2026 8:45 AM