Firefighters have been battling a brush hearth exterior Beale Air Pressure Base, about 40 miles north of Sacramento, on Tuesday.
The blaze broke out within the afternoon and prompted evacuations of houses west of Camp Beale Freeway shortly earlier than 2 p.m., in line with base officers.
Kids attending a youth middle have been additionally evacuated, base officers mentioned.
Personnel with the California Division of Forestry and Fireplace Safety have been helping base firefighters with the incident.
CalFire officers estimated the hearth grew to about 40 to 50 acres and was about 20% contained.
Shortly after 4 p.m., base residents have been cleared to return to their houses, in line with the Air Pressure.