M 5.4 earthquake: Indian Ocean (Madagascar) — July 10, 1977

M 5.4 earthquake: Indian Ocean (Madagascar) — July 10, 1977. Epicenter 1457 km S of Tôlanaro, depth 33 km, 03:15 Local (1977-07-10 00:15 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (1457 km S, Madagascar) — -37.93, 49.684

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