M 6.1 earthquake: South Pacific Ocean (Tonga) — August 21, 1966

M 6.1 earthquake: South Pacific Ocean (Tonga) — August 21, 1966. Epicenter 292 km S of Nuku'alofa, depth 43 km, 11:55 Local (1966-08-20 22:55 UTC). Shaking felt by ~43K people. Readings from every reporting agency, affected towns, aftershock sequence.

South Pacific Ocean (292 km S, Tonga) — -23.719, -175.734

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