M 4.9 earthquake: Bering Sea (Ust-Kamchatsk, Russia) — February 20, 1977

M 4.9 earthquake: Bering Sea (Ust-Kamchatsk, Russia) — February 20, 1977. Epicenter 603 km SE of Ust-Kamchatsk, depth 42 km, 19:00 Local (1977-02-20 08:00 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Bering Sea (603 km SE of Ust-Kamchatsk, Russia) — 53.273, 170.337

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