M 4.7 earthquake: South Atlantic Ocean (Liberia) — June 18, 1977

M 4.7 earthquake: South Atlantic Ocean (Liberia) — June 18, 1977. Epicenter 2143 km S of Harper, depth 33 km, 17:40 Local (1977-06-18 18:40 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (2143 km S, Liberia) — -13.799, -14.182

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