M 4.7 Earthquake: South Pacific Ocean (Tonga) — August 31, 1975

M 4.7 Earthquake: South Pacific Ocean (Tonga) — August 31, 1975. Epicenter 610 km SW of Nuku'alofa, depth 319 km, 19:18 Local (1975-08-31 07:18 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (610 km SW, Tonga) — -24.055, 179.742

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