Accident
Moderate Severity
Stale
CHP : Residual delays on US-101 Southbound at Lagoon Way (South San Francisco). Right shoulder affected. Expect delays.
A injury accident was reported on US-101 S near San Mateo on May 21, 2026 at 3:58 PM.
Last Updated
2 hours, 8 minutes ago
May 21, 9:00 AM
Coordinates
37.6888, -122.3907
Update History
2 observations
CHP : Residual delays on US-101 Southbound at Lagoon Way (South San Francisco). Right shoulder affected. Expect delays.
May 21, 9:00 AM
CHP : Traffic Hazard on US-101 Southbound at Lagoon Way (South San Francisco). Lane affected. Expect delays.
May 21, 8:45 AM
Source: 511_sfbay · ID 511.org/1497693
First seen May 21, 2026 8:45 AM