M 4.6 earthquake: South Pacific Ocean (Tonga) — December 13, 1977

M 4.6 earthquake: South Pacific Ocean (Tonga) — December 13, 1977. Epicenter 256 km W of Neiafu, depth 385 km, 03:41 Local (1977-12-12 14:41 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (256 km W, Tonga) — -17.809, -176.236

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