Accident
High Severity
Resolved
CHP : Severe traffic alert and Traffic Collision with Injuries on US-101 Northbound north of Sierra Point Pky (Brisbane). Right and left lanes blocked. Expect delays.
A high-severity accident was reported on US-101 N near San Mateo on July 27, 2026 at 12:52 PM.
Last Updated
7 hours, 49 minutes ago
Jul 27, 6:45 AM
Resolved
Jul 27, 12:45 PM
Coordinates
37.6747, -122.3891
Update History
4 observations
CHP : Severe traffic alert and Traffic Collision with Injuries on US-101 Northbound north of Sierra Point Pky (Brisbane). Right and left lanes blocked. Expect delays.
Jul 27, 6:45 AM
CHP : Severe traffic alert and Traffic Collision with Injuries on US-101 Northbound north of Sierra Point Pky (Brisbane). Right and left lanes blocked. Expect delays.
Jul 27, 6:30 AM
CHP : Traffic Collision with Injuries on US-101 Northbound south of E 3RD Ave (San Mateo). Lanes blocked. Expect delays.
Jul 27, 6:15 AM
CHP : Traffic Collision with Injuries on US-101 Northbound south of E 3RD Ave (San Mateo). Left lane blocked. Expect delays.
Jul 27, 6:00 AM
Source: 511_sfbay · ID 511.org/1526728
First seen Jul 27, 2026 6:00 AM