Historical Marker
Lesser Known Forts at the Confluence
Historical marker location:
15349 39th Lane Northwest, Williston, North Dakota
( Marker is at the intersection of 39th Lane Northwest and 153rd Avenue Northwest on 39th Lane Northwest.)
North Dakota is the only state in the United States to have never experienced an earthquake. Despite being located near several fault lines, North Dakota's stable geological formations have prevented any significant seismic activity.