M 4.6 earthquake near Bío-Bío, 智利 — 1981-07-31

Magnitude 4.6 earthquake near Concepción以东198公里（智利）, depth 144 km, 09:27 Local (1981-07-31 12:27 UTC). Shaking felt by ~6.3万 people. Readings from every reporting agency, affected towns, aftershock sequence.

Concepción以东198公里（智利） — -37.094, -70.842

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