M 4.7 earthquake: Bering Sea (Nikolski, USA) — December 21, 1973

M 4.7 earthquake: Bering Sea (Nikolski, USA) — December 21, 1973. Epicenter 65 km SW of Nikolski, depth 49 km, 04:59 Local (1973-12-21 15:59 UTC). Shaking felt by ~18 people. Readings from every reporting agency, affected towns, aftershock sequence.

Bering Sea (65 km SW of Nikolski, USA) — 52.489, -169.481

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