Accident Moderate Severity Resolved

CHP : Traffic Collision on I-280 Northbound south of Sand Hill Rd (Menlo Park). Lane affected. Expect delays.

A injury accident was reported on I-280 N near San Mateo on November 1, 2026 at 2:18 PM.

Road

I-280 N

Area

San Mateo

Address

Loading…

Started

Nov 1, 6:18 AM

Last Updated

12 hours, 12 minutes ago

Nov 1, 6:30 AM

Resolved

Nov 1, 12:30 PM

Coordinates

37.4167, -122.2115

Update History

5 observations

CHP : Traffic Collision on I-280 Northbound south of Sand Hill Rd (Menlo Park). Lane affected. Expect delays. Nov 1, 6:30 AM

CHP : Traffic Collision on I-280 Northbound south of Sand Hill Rd (Menlo Park). Center Divider affected. Expect delays. Nov 1, 6:15 AM

CHP : Traffic Collision on I-280 Northbound south of Sand Hill Rd (Menlo Park). Center Divider affected. Expect delays. Nov 1, 5:30 AM

CHP : Traffic Collision on I-280 Northbound south of Sand Hill Rd (Menlo Park). Center Divider affected. Expect delays. Nov 1, 5:15 AM

CHP : Traffic Collision on I-280 Northbound south of Sand Hill Rd (Menlo Park). Center Divider affected. Expect delays. Nov 1, 4:45 AM

Source: 511_sfbay · ID 511.org/1571477 First seen Nov 1, 2026 4:45 AM