The Bay Area Air District has finalized a new pollution monitoring plan at one of the five refineries in the region that had ...

The Contra Costa County Board of Supervisors on Tuesday appointed San Francisco's former public health director to oversee ...

Immigrant rights activists took a stand against heightened immigration enforcement activity in Contra Costa County on Tuesday ...

A 73-year-old Danville man was arrested by Danville police Friday in connection with a two-vehicle collision that killed one ...

Migrant rights groups are demanding that Contra Costa County supervisors do more to protect undocumented immigrants from detention and deportation.

A new wildfire was reported today at 3:59 p.m. in Contra Costa County, California. Highland Fire has been burning on private land. At this time, there is no information on the containment of the fire ...

Contra Costa County handed out its first Microenterprise Home Kitchen Operation permit, and it's been a dream come true for the people who received it.

Contra Costa County, once brimming with orchards and ranchlands, is now turning a distinct shade of gray: dotted with cities, highways, and encroaching developments.