M 4.5 earthquake: South Pacific Ocean (Tonga) — October 17, 2015

M 4.5 earthquake: South Pacific Ocean (Tonga) — October 17, 2015. Epicenter 271 km W of Nuku'alofa, depth 538 km, 14:51 Local (2015-10-17 01:51 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (271 km W, Tonga) — -20.5895, -177.7609

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