M 7.7 earthquake: Solomon Sea (Arawa, Papua New Guinea) — July 21, 1975

M 7.7 earthquake: Solomon Sea (Arawa, Papua New Guinea) — July 21, 1975. Epicenter 108 km SW of Arawa, depth 44 km, 05:54 Local (1975-07-20 19:54 UTC). Shaking felt by ~2.3M people. Readings from every reporting agency, affected towns, aftershock sequence.

Solomon Sea (108 km SW of Arawa, Papua New Guinea) — -7.104, 155.152

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