M 4.7 earthquake near Atacama, Chile — 1973-07-31

Magnitude 4.7 earthquake near 86 km NW of Copiapó (Chile), depth 33 km, 09:34 Local (1973-07-31 13:34 UTC). Shaking felt by ~260K people. Readings from every reporting agency, affected towns, aftershock sequence.

86 km NW of Copiapó (Chile) — -27.055, -71.134