Update: The grass fire has been contained at about five acres. Three structures burned and no injuries were reported.
WINDSOR, Calif. (KRON) — A grass fire burning in Windsor threatened multiple structures Saturday afternoon.
Fire officials say power lines are involved.
The incident is being called the Milk Fire.
The California Highway Patrol issued a severe traffic alert for US-101, north of Windsor River Road.
As of around 4:10 p.m., all lanes reopened on Highway 101.
The fire is burning near Old Redwood Highway at Sargent Road.
At last check, two structures were fully involved and and another is threatened.
Heavy smoke is showing across Highway 101.
The fire was first reported around 1:53 p.m.
No other details are available at this time.
Check back for updates as this is a developing story.