M 4.9 earthquake: South Atlantic Ocean (South Africa) — February 21, 1977

M 4.9 earthquake: South Atlantic Ocean (South Africa) — February 21, 1977. Epicenter 2048 km S of Hermanus, depth 33 km, 07:22 Local (1977-02-21 06:22 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (2048 km S, South Africa) — -52.224, 12.692

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