Accident
Moderate Severity
Active
CHP : Traffic Collision on US-101 Southbound north of Marsh Rd (Menlo Park). Right lane blocked. Expect delays.
A injury accident was reported on US-101 S near San Mateo on June 13, 2026 at 3:10 AM.
Last Updated
6 minutes ago
Jun 12, 9:15 PM
Coordinates
37.4844, -122.1843
Update History
3 observations
CHP : Traffic Collision on US-101 Southbound north of Marsh Rd (Menlo Park). Right lane blocked. Expect delays.
Jun 12, 8:45 PM
CHP : Traffic Collision on US-101 Southbound north of Marsh Rd (Menlo Park). Right lane blocked. Expect delays.
Jun 12, 8:30 PM
CHP : Traffic Collision on US-101 Southbound north of Marsh Rd (Menlo Park). Right lane blocked. Expect delays.
Jun 12, 8:15 PM
Source: 511_sfbay · ID 511.org/1507666
First seen Jun 12, 2026 8:15 PM