M 6.4 earthquake: South Atlantic Ocean (Liberia) — July 7, 1981

M 6.4 earthquake: South Atlantic Ocean (Liberia) — July 7, 1981. Epicenter 1131 km SW of Robertsport, depth 10 km, 20:10 Local (1981-07-07 21:10 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (1131 km SW, Liberia) — -0.166, -18.837

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