M 5.7 earthquake: South Pacific Ocean (Tonga) — March 26, 1978

M 5.7 earthquake: South Pacific Ocean (Tonga) — March 26, 1978. Epicenter 375 km W of Nuku'alofa, depth 595 km, 07:26 Local (1978-03-25 19:26 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (375 km W, Tonga) — -21.03, -178.836

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