A magnitude 5.5 earthquake occurred at 22:19:51 (UTC) on 21 May 2021, 40.7 km (25.3 mi) SW of Jiquilillo, Nicaragua; 55.1 km (34.3 mi) W of Corinto, Nicaragua and 62.7 km (38.9 mi) WSW of Chinandega, Nicaragua. Estimates from the United States Geological Survey (USGS) located the epicentre of the event at 12.456°N, 87.680°W, and at a depth of 55.8 km.