M4.9 earthquake near Edgefield becomes strongest inland earthquake on record in Louisiana

An M4.9 earthquake struck near Edgefield in northwestern Louisiana, United States, at 11:30 UTC on March 5, 2026, becoming the strongest inland earthquake recorded in the state. The United States Geological Survey (USGS) reported the event at a depth of 11.1 km (6.9 miles), while the European-Mediterranean Seismological Centre (EMSC) estimated a depth of 10 km (6.1 miles). The quake was widely felt across northern Louisiana and parts of neighboring Texas. Source