M 4.5 earthquake: South Pacific Ocean (Tonga) — August 21, 1992

M 4.5 earthquake: South Pacific Ocean (Tonga) — August 21, 1992. Epicenter 344 km NW of Nuku'alofa, depth 490 km, 12:25 Local (1992-08-21 00:25 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (344 km NW, Tonga) — -19.922, -178.257

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