🚗 Traffic · Marin, CA (CHP)

Trfc Collision-No Inj

Sr1 S

Reported Sun, 15 Nov 2026 00:24:00 UTC (3 h ago) · SB 1 IN MACARTHUR TUNNEL · [Appended, 16:32:14] BOTH VEH ON RHS

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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.