M 6.2 earthquake in the USA (Big Delta) — February 11, 1948

M 6.2 earthquake in the USA (Big Delta) — February 11, 1948. Epicenter 52 km S of Big Delta, depth 15 km, 05:41 Local (1948-02-11 15:41 UTC). Shaking felt by ~3.7M people. Readings from every reporting agency, affected towns, aftershock sequence.

52 km S of Big Delta (USA) — 63.688, -145.8

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