A magnitude 5.8 earthquake occurred at 03:20:45 (UTC) on 15 August 2021, 12.8 km (8 mi) NNE of Chardonnière, Haiti; 42.2 km (26.2 mi) WNW of Les Cayes, Haiti and 106.9 km (66.4 mi) W of Miragoâne, Haiti. Estimates from the United States Geological Survey (USGS) located the epicentre of the event at 18.371°N, 74.099°W, and at a depth of 12.0 km.