Accident Moderate Severity Resolved

CHP : Traffic Collision and Debris on US-101 Southbound south of E 4TH Ave (San Mateo). Right and center lanes blocked. Expect delays.

A injury accident was reported on US-101 S near San Mateo on August 24, 2026 at 10:32 PM.

Address
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Started
Aug 24, 3:32 PM
Last Updated
2 months ago
Aug 24, 4:30 PM
Resolved
Aug 24, 10:45 PM
Coordinates
37.5660, -122.3087
1 observations
CHP : Traffic Collision and Debris on US-101 Southbound south of E 4TH Ave (San Mateo). Right and center lanes blocked. Expect delays. Aug 24, 4:00 PM
Source: 511_sfbay · ID 511.org/1540145 First seen Aug 24, 2026 4:00 PM