M 4.6 earthquake: South Pacific Ocean (Samoa) — April 21, 1987

M 4.6 earthquake: South Pacific Ocean (Samoa) — April 21, 1987. Epicenter 317 km SW of Apia, depth 33 km, 11:50 Local (1987-04-21 23:50 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (317 km SW, Samoa) — -15.12, -174.374

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