M 4.6 earthquake near Bío-Bío, 智利 — 1981-07-17

Magnitude 4.6 earthquake near Concepción西南73公里（智利）, depth 33 km, 02:58 Local (1981-07-17 06:58 UTC). Shaking felt by ~40.5万 people. Readings from every reporting agency, affected towns, aftershock sequence.

Concepción西南73公里（智利） — -37.411, -73.425

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