M 4.7 earthquake: South Pacific Ocean (Tonga) — June 28, 1977

M 4.7 earthquake: South Pacific Ocean (Tonga) — June 28, 1977. Epicenter 263 km S of Nuku'alofa, depth 47 km, 18:43 Local (1977-06-28 05:43 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (263 km S, Tonga) — -23.505, -175.294

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