M 5.7 earthquake near Concepción, Bío-Bío, 智利 — 1971-02-18

Magnitude 5.7 earthquake near Concepción以西21公里（智利）, depth 28 km, 04:47 Local (1971-02-18 07:47 UTC). Shaking felt by ~230万 people. Readings from every reporting agency, affected towns, aftershock sequence.

Concepción以西21公里（智利） — -36.775, -73.276

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