M 5.4 earthquake: South Pacific Ocean (Tonga) — December 7, 1999

M 5.4 earthquake: South Pacific Ocean (Tonga) — December 7, 1999. Epicenter 309 km N of Neiafu, depth 120 km, 09:29 Local (1999-12-07 21:29 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (309 km N, Tonga) — -15.871, -174.137

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