A magnitude 5.2 earthquake occurred at 09:49:51 (UTC) on 16 April 2023, 39.1 km (24.3 mi) SWS of Codrington, Barbuda, Antigua and Barbuda; 83.5 km (51.9 mi) SSW of Saint John, Antigua and Barbuda and 140.8 km (87.5 mi) WSW of Saint George Basseterre, Saint Kitts and Nevis. Initial estimates from the United States Geological Survey (USGS) located the epicentre of the event at 17.800°N, 61.508°W, and at a depth of 25.8 km (16.03 mi).