UPDATE (2:54 p.m.): The fire is 50% contained with forward progress stopped, officials said. Crews stopped the fire at 35 acres and will remain on scene for the next two to three hours.
CONTRA COSTA COUNTY, Calif. (KRON) – Contra Costa County firefighters are working to contain a growing wildfire off Kirker Pass Road and Nortonville Road in the Clayton area.
The “Kirker fire” was first reported as 10 acres around 1:20 p.m.
It has since grown to 20-25 acres at last check.
Officials say the blaze has the potential to grow 50-100 acres.
CAL Fire Air Attack is at the scene.
Check back for updates as this is a developing story.