UPDATE: Redwood Hwy Frontage Rd between Hamilton Drive and the southbound US 101 off is now OPEN. PG&E on scene for duration of night. 
UPDATE:
The roadway is now open. Power will remain off in this area while PG&E crews remain on scene for the duration of the night.
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The Mill Valley Police Department and Southern Marin Fire Department advises you to AVOID The Redwood Hwy Frontage Rd at Hamilton Drive due to a fire hazard. At this time, fire is assessing the situation and there is no immediate threat. Currently, the southbound US 101 off-ramp to the Redwood Hwy Frontage Rd is closed.Please find an alternative route.
Address/Location
Mill Valley Police Department (CA)
1 Hamilton Dr
Mill Valley, CA 94941
Contact
Emergency: 9-1-1
Non-emergencies: 415-389-4100