M 4.6 earthquake: Indian Ocean (Madagascar) — April 22, 1997

M 4.6 earthquake: Indian Ocean (Madagascar) — April 22, 1997. Epicenter 1371 km SE of Tôlanaro, depth 10 km, 12:29 Local (1997-04-22 08:29 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (1371 km SE, Madagascar) — -33.748, 57.021

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