Historical Marker
Castle Gate Mine Disaster
Historical marker location:
Helper, Utah
( Marker is on U.S. 6, ½ mile north of U.S. 191, on the right when traveling north.)
Marker installed: 1987
During World War II, a Japanese internment camp was located in Utah. The Topaz War Relocation Center, located in Millard County, held more than 8,000 Japanese Americans who were forced to leave their homes on the West Coast.