Accident
Moderate Severity
Stale
CHP : Traffic Collision on US-101 Southbound north of E Poplar Ave (San Mateo). Left and center lanes blocked. Expect delays.
A injury accident was reported on US-101 S near San Mateo on August 8, 2026 at 2:23 AM.
Last Updated
2 hours, 43 minutes ago
Aug 7, 8:30 PM
Coordinates
37.5863, -122.3320
Update History
2 observations
CHP : Traffic Collision on US-101 Southbound north of E Poplar Ave (San Mateo). Left and center lanes blocked. Expect delays.
Aug 7, 8:15 PM
CHP : Traffic Collision on US-101 Southbound north of E Poplar Ave (San Mateo). Left and center lanes blocked. Expect delays.
Aug 7, 7:45 PM
Source: 511_sfbay · ID 511.org/1532638
First seen Aug 7, 2026 7:45 PM