M 4.8 earthquake: South Atlantic Ocean (Sierra Leone) — October 4, 1990

M 4.8 earthquake: South Atlantic Ocean (Sierra Leone) — October 4, 1990. Epicenter 1289 km SW of Freetown, depth 10 km, 08:11 Local (1990-10-04 09:11 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Atlantic Ocean (1289 km SW, Sierra Leone) — -0.257, -20.894

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