M 4.7 earthquake: Indian Ocean (Madagascar) — April 21, 1984

M 4.7 earthquake: Indian Ocean (Madagascar) — April 21, 1984. Epicenter 1310 km SE of Tôlanaro, depth 10 km, 03:52 Local (1984-04-20 23:52 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Indian Ocean (1310 km SE, Madagascar) — -35.004, 54.247

EarthquakeLive.org