Updated: 8:03 a.m. April 22

Started: 41 hours ago, 2:34 p.m. April 20

Initial location: Clark County, S.D.

Fire type: Prescribed

Fire name: Lynbye Gpa

The pile burning project, called Lynbye Gpa, was initiated 2:34 p.m. April 20 in in Clark County, South Dakota.

After being active for 41 hours, the prescribed fire has burned 22 acres of state 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