M 4.9 earthquake: Indian Ocean (Yemen) — April 23, 1975

M 4.9 earthquake: Indian Ocean (Yemen) — April 23, 1975. Epicenter 350 km NE of Hadiboh, depth 33 km, 16:05 Local (1975-04-23 12:05 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (350 km NE, Yemen) — 14.43, 56.692

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