Updated: 9:32 a.m. Oct. 28

Started: 8 days ago, 4:20 p.m. Oct. 20

Initial location: Custer County, S.D.

Fire type: Prescribed

Fire name: Lithograph

The pile burning project, named Lithograph, was initiated 4:20 p.m. Oct. 20 in Custer County, South Dakota.

After being active for eight days, the prescribed fire has burned 145 acres of federal land managed by the National Park Service.

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