AVOID Old Rewood Highway at 101 in Petaluma, westbound traffic is now closed at N.McDowell in the westbound lanes due to traffic incident. 
****Roadway is now open****
**Update***AVOID Old Rewood Highway at 101 in Petaluma, westbound traffic is now closed at N.McDowell in the westbound lanes due to traffic incident.
**Update** Traffic on Westbound Old Redwood Highway is reduced to one lane and the N/B Hwy 101 onramp is closed due to a non injury collision involving an onverturned big rig. The roadway is expected to be blocked for a couple of hours. Please use caution and drive slowly through the area.
**Update** Roadway is still closed, expected to be open within the hour
Address/Location
Petaluma Police Department
969 Petaluma Blvd N
Petaluma, CA 94952
Contact
Emergency: 9-1-1
Non-emergencies: 707-778-4372