M 4.8 earthquake in Tonga (Neiafu) — January 21, 1974

M 4.8 earthquake in Tonga (Neiafu) — January 21, 1974. Epicenter 29 km NE of Neiafu, depth 45 km, 19:56 Local (1974-01-21 06:56 UTC). Shaking felt by ~7.4K people. Readings from every reporting agency, affected towns, aftershock sequence.

29 km NE of Neiafu (Tonga) — -18.409, -173.871

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