M 4.9 Earthquake: Caribbean Sea (Saint John's, Antigua and Barbuda) — May 4, 1986

M 4.9 Earthquake: Caribbean Sea (Saint John's, Antigua and Barbuda) — May 4, 1986. Epicenter 106 km N of Saint John's, depth 16 km, 20:29 Local (1986-05-05 00:29 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Caribbean Sea (106 km N of Saint John's, Antigua and Barbuda) — 18.009, -61.505

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