M 5.0 earthquake: South Pacific Ocean (Tonga) — March 15, 1977

M 5.0 earthquake: South Pacific Ocean (Tonga) — March 15, 1977. Epicenter 480 km S of Nuku'alofa, depth 33 km, 10:34 Local (1977-03-15 22:34 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (480 km S, Tonga) — -25.456, -175.095

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