M 4.7 earthquake: South Pacific Ocean (Tonga) — June 30, 1977

M 4.7 earthquake: South Pacific Ocean (Tonga) — June 30, 1977. Epicenter 257 km S of Nuku'alofa, depth 33 km, 08:30 Local (1977-06-29 19:30 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (257 km S, Tonga) — -23.45, -175.27

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