M 5.4 earthquake off the coast of Lae, Papua New Guinea — July 21, 1977

M 5.4 earthquake off the coast of Lae, Papua New Guinea — July 21, 1977. Epicenter 117 km NE of Lae, depth 107 km, 12:11 Local (1977-07-21 02:11 UTC). Shaking felt by ~499K people. Readings from every reporting agency, affected towns, aftershock sequence.

Off the coast of Lae (117 km NE, Papua New Guinea) — -5.852, 147.573

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