M 5.4 earthquake: South Pacific Ocean (Tonga) — August 10, 1973

M 5.4 earthquake: South Pacific Ocean (Tonga) — August 10, 1973. Epicenter 332 km W of Neiafu, depth 399 km, 15:46 Local (1973-08-11 03:46 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (332 km W, Tonga) — -17.804, -176.998

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