M 6.8 earthquake: South Atlantic Ocean (Liberia) — August 28, 1973

M 6.8 earthquake: South Atlantic Ocean (Liberia) — August 28, 1973. Epicenter 1068 km SW of Robertsport, depth 33 km, 14:01 Local (1973-08-28 15:01 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (1068 km SW, Liberia) — -0.189, -18.027

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