M 4.7 earthquake: South Pacific Ocean (Tonga) — December 9, 1978

M 4.7 earthquake: South Pacific Ocean (Tonga) — December 9, 1978. Epicenter 316 km N of Neiafu, depth 135 km, 13:03 Local (1978-12-10 01:03 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (316 km N, Tonga) — -15.808, -174.025

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