Updated: 6:45 p.m. June 5

Started: 5 months ago, 2:09 a.m. Jan. 1

Initial location: Sonoma County, Calif.

Fire type: Prescribed

Fire name: B11 Hillside Ranch

The pile burning project, named B11 Hillside Ranch, was initiated 2:09 a.m. Jan. 1 at in Sonoma County, California.

After being active for five months, the prescribed fire has burned 22.5 acres of private land.

Prescribed fire (prescribed burn) is a wildfire prevention method that involves burning an area of land in a controlled manner to minimize the risk of catastrophic wildfires.

Source: National Interagency Fire Center