M 6.5 earthquake in Mongolia (Altai) — September 14, 1923

M 6.5 earthquake in Mongolia (Altai) — September 14, 1923. Epicenter 71 km NW of Altai, depth 15 km, 19:57 Local (1923-09-14 12:57 UTC). Shaking felt by ~6M people. Readings from every reporting agency, affected towns, aftershock sequence.

71 km NW of Altai (Mongolia) — 46.918, 95.303

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