Firefighters on Friday battled a brush fire in eastern Contra Costa County amid triple-digit temperatures.
Friday's Marsh Creek Road fire south of Brentwood was at 100% containment, Cal Fire announced on Twitter at 5:22 p.m.
It remained at 45 acres.
Fire crews responded Friday afternoon to the second wildfire in as many days in the same area of East Contra Costa County.
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Fire officials initially posted on social media shortly after 1:15 p.m. about a 50-acre wildfire in the area of Marsh Creek Road and Walnut Boulevard south of Brentwood.
Nearly an hour later, Cal Fire said a more exact estimate of the blaze is that it has burned 45 acres and was 10 percent contained.
No information about the cause of either fire was immediately available.
A brush fire broke out in the same area Thursday afternoon.
