UPDATE: Firefighters have contained the blaze reported near Homestead Road and Highway 41 at 50 acres, according to Cal Fire.
Firefighters are at the scene of a vegetation fire east of Atascadero.
The fire was reported about 5:35 p.m. Saturday near Homestead Road and Highway 41. It has spread to about 20 to 30 acres, according to Cal Fire.
Firefighters arrived on scene about 6:05 p.m.