UPDATE: Alameda County Sheriff Issues Curfew For Entire County; More Cities Issue Orders - CBS San Francisco

Alameda County Sheriff Greg Ahern issued the curfew order for the entire county beginning Monday at 8:00 p.m.

The curfew order requires all non-exempted persons in the County to remain indoors.

Also on Monday, Walnut Creek, police moved up the time of the curfew from 8 p.m.

Pleasant Hill moved up its curfew start time from 9:30 p.m.

to 7 p.m., while the Town of Danville also moved up the start time of its curfew from 10 p.m.