The Hidden Fire burned almost 17,200 acres after it was started Saturday by a lightning strike, The Salt Lake Tribune reported. The fire was about 30 miles south of St. George, Utah, on land belonging to the U.S. Bureau of Land Management.
The U.S. Forest Service, several municipal fire departments and the BLM were battling the flames jointly. The effort involved about 100 firefighters and three helicopters.
The fire did not involve any buildings, and no injuries had been reported Tuesday.