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Final Event Briefing - Earthquake - Leeward Islands - November 11 2021

A magnitude 5.0 earthquake occurred at 22:08:17 UTC on 1 November 2021, 79.4 km (49.3 mi) ENE of The Valley, Anguilla; 83.1 km (51.7 mi) ENE of Sandy Ground Village, Anguilla and 154.9 km (96.2 mi) NNW of Saint John’s, Antigua and Barbuda. Estimates from the United States Geological Survey (USGS) located the epicentre of the event at 18.434°N, 62.332°W, and at a depth of 31.8 km (19.7 mi). Anguilla, Sint Maarten and Antigua and Barbuda were the CCRIF member countries where peak ground acceleration, computed with the CCRIF SPHERA EQ model, was greater than 0.01 g following the magnitude 5.0 earthquake.