Accident
High Severity
Stale
CHP : Traffic Collision on CA-84 Eastbound and Westbound at CA-1 (San Gregorio). Lanes blocked. Expect delays.
A high-severity accident was reported on CA-84 E near San Mateo on August 30, 2026 at 2:17 AM.
Last Updated
24 minutes ago
Aug 29, 7:45 PM
Coordinates
37.2998, -122.4052
Update History
3 observations
CHP : Traffic Collision on CA-84 Eastbound and Westbound at CA-1 (San Gregorio). Lanes blocked. Expect delays.
Aug 29, 7:30 PM
CHP : Traffic Collision on CA-84 Eastbound and Westbound at CA-1 (San Gregorio). Lanes blocked. Expect delays.
Aug 29, 6:45 PM
CHP : Traffic Collision on CA-84 Eastbound and Westbound at CA-1 (San Gregorio). Lanes blocked. Expect delays.
Aug 29, 6:30 PM
Source: 511_sfbay · ID 511.org/1542684
First seen Aug 29, 2026 6:30 PM