M 5.4 earthquake: North Atlantic Ocean (Antigua and Barbuda) — May 31, 1971

M 5.4 earthquake: North Atlantic Ocean (Antigua and Barbuda) — May 31, 1971. Epicenter 1900 km NE of Saint John's, depth 13 km, 05:17 Local (1971-05-31 08:17 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

North Atlantic Ocean (1900 km NE, Antigua and Barbuda) — 23.757, -45.026

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