Accident
Moderate Severity
Resolved
CHP : Traffic Hazard on US-101 Southbound north of Sister Cities Blvd (South San Francisco). Left lane affected. Expect delays.
A injury accident was reported on US-101 S near San Mateo on May 25, 2026 at 5:59 PM.
Last Updated
11 hours, 34 minutes ago
May 25, 11:15 AM
Coordinates
37.6674, -122.3951
Update History
2 observations
CHP : Traffic Hazard on US-101 Southbound north of Sister Cities Blvd (South San Francisco). Left lane affected. Expect delays.
May 25, 11:15 AM
CHP : Disabled vehicle on US-101 Southbound north of Sister Cities Blvd (South San Francisco). Left shoulder affected. Expect delays.
May 25, 11:00 AM
Source: 511_sfbay · ID 511.org/1499165
First seen May 25, 2026 11:00 AM