M 4.7 earthquake: Indian Ocean (Yemen) — April 9, 1983

M 4.7 earthquake: Indian Ocean (Yemen) — April 9, 1983. Epicenter 437 km E of Hadiboh, depth 10 km, 02:41 Local (1983-04-08 22:41 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (437 km E, Yemen) — 11.391, 57.828

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