M 5.0 earthquake: South Pacific Ocean (Tonga) — March 10, 1980

M 5.0 earthquake: South Pacific Ocean (Tonga) — March 10, 1980. Epicenter 323 km W of Nuku'alofa, depth 556 km, 20:23 Local (1980-03-11 08:23 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (323 km W, Tonga) — -20.29, -178.19

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