M 4.9 earthquake: South Pacific Ocean (Tonga) — June 4, 1975

M 4.9 earthquake: South Pacific Ocean (Tonga) — June 4, 1975. Epicenter 293 km W of Nuku'alofa, depth 465 km, 18:26 Local (1975-06-04 05:26 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (293 km W, Tonga) — -21.132, -178.044

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