Accident
Moderate Severity
Resolved
CHP : Traffic Hazard on US-101 Southbound north of Sister Cities Blvd (South San Francisco). Lane blocked. Expect delays.
A injury accident was reported on US-101 S near San Mateo on July 30, 2026 at 3:03 AM.
Last Updated
1 day, 5 hours ago
Jul 29, 8:15 PM
Coordinates
37.6674, -122.3951
Update History
2 observations
CHP : Traffic Hazard on US-101 Southbound north of Sister Cities Blvd (South San Francisco). Lane blocked. Expect delays.
Jul 29, 8:15 PM
CHP : Traffic Hazard on US-101 Southbound north of Sister Cities Blvd (South San Francisco). Lane blocked. Expect delays.
Jul 29, 7:45 PM
Source: 511_sfbay · ID 511.org/1528184
First seen Jul 29, 2026 7:45 PM