M 4.6 earthquake: South Pacific Ocean (Tonga) — March 31, 2021

M 4.6 earthquake: South Pacific Ocean (Tonga) — March 31, 2021. Epicenter 380 km W of Neiafu, depth 577 km, 05:39 Local (2021-03-31 17:39 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (380 km W, Tonga) — -18.3466, -177.5718

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