🚗 Traffic · San Francisco, CA (CHP)

Traffic Hazard

I280 S / Mariposa St Onr

Reported Sun, 01 Nov 2026 05:56:00 UTC (8 h ago) · SB 280 JSO MARIPOSA · AB 280 APP CESAR CHAVEZ / SLOW LN / 30 MPH

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Source: California Highway Patrol incidents. This is what the agency published; it is not confirmed by us, and the location of a dispatch is often a block or an intersection, not an exact address.