M 4.9 earthquake: Bering Sea (Nikolski, USA) — April 15, 1977

M 4.9 earthquake: Bering Sea (Nikolski, USA) — April 15, 1977. Epicenter 149 km SW of Nikolski, depth 15 km, 17:02 Local (1977-04-16 04:02 UTC). Readings from every reporting agency, affected towns, aftershock sequence.

Bering Sea (149 km SW of Nikolski, USA) — 52.018, -170.468

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