M 4.6 earthquake: Bering Sea (Nikolski, USA) — December 21, 1973

M 4.6 earthquake: Bering Sea (Nikolski, USA) — December 21, 1973. Epicenter 44 km NW of Nikolski, depth 33 km, 05:00 Local (1973-12-21 16:00 UTC). Shaking felt by ~18 people. Readings from every reporting agency, affected towns, aftershock sequence.

Bering Sea (44 km NW of Nikolski, USA) — 53.149, -169.433

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