M 4.7 earthquake: South Pacific Ocean (Tonga) — March 4, 1985

M 4.7 earthquake: South Pacific Ocean (Tonga) — March 4, 1985. Epicenter 321 km NW of Nuku'alofa, depth 399 km, 13:01 Local (1985-03-05 01:01 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (321 km NW, Tonga) — -19.076, -177.371

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