M 6.4 earthquake: North Atlantic Ocean (Antigua and Barbuda) — June 10, 1991

M 6.4 earthquake: North Atlantic Ocean (Antigua and Barbuda) — June 10, 1991. Epicenter 1868 km NE of Saint John's, depth 10 km, 14:35 Local (1991-06-10 17:35 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1868 km NE, Antigua and Barbuda) — 23.771, -45.368

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