M 4.7 Earthquake: South Pacific Ocean (Tonga) — December 19, 1976

M 4.7 Earthquake: South Pacific Ocean (Tonga) — December 19, 1976. Epicenter 294 km N of Neiafu, depth 63 km, 04:51 Local (1976-12-18 15:51 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (294 km N, Tonga) — -16.047, -173.491

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