M 5.1 Earthquake: South Pacific Ocean (Tonga) — March 27, 1977

M 5.1 Earthquake: South Pacific Ocean (Tonga) — March 27, 1977. Epicenter 559 km SW of Nuku'alofa, depth 527 km, 20:04 Local (1977-03-28 08:04 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (559 km SW, Tonga) — -23.89, -179.771

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