M 4.8 earthquake: South Pacific Ocean (Tonga) — July 17, 1981

M 4.8 earthquake: South Pacific Ocean (Tonga) — July 17, 1981. Epicenter 340 km NW of Nuku'alofa, depth 409 km, 17:48 Local (1981-07-18 05:48 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (340 km NW, Tonga) — -19.544, -178.006

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