A six to eight vehicle crash in Templeton was reported Sunday by California Highway Patrol.
CHP Templeton told KSBY that three tow trucks responded to a collision near Highway 101 and the San Ramon overpass.
Officials say one person was transported to the hospital following the crash.
Traffic on Highway 101 was backed up to the Highway 41 intersection at around 2 p.m. this afternoon.
At last check, CHP Templeton says it has no further updates.