M 6.6 earthquake near Concepción, Bío-Bío, Chile — 1961-10-18

Magnitude 6.6 earthquake near 20 km NW of Concepción (Chile), depth 20 km, 12:51 Local (1961-10-18 16:51 UTC). Shaking felt by ~5.9M people. Readings from every reporting agency, affected towns, aftershock sequence.

20 km NW of Concepción (Chile) — -36.738, -73.238