WALNUT CREEK (CBS SF) — Fire crews in the East Bay manage to contain a fire burning in Mount Diablo State Park early Friday morning, according to authorities.

Shortly before 4 a.m., the Cal Fire SCU Twitter account posted that crews were at the scene of a vegetation fire on South Gate Road in Mount Diablo State Park. At the time, the fire was reported to be about five acres, but had already stopped forward progress.

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Additional resources responded, with crews from the Alameda County Fire Department and San Ramon Valley Fire also assisting.

Alameda County said the fire was contained at 4.4 acres.

At around 7:18 a.m., Cal Fire SCU said the fire was contained, though firefighters remained at the scene to ensuring full control and extinguish hot spots