M 4.7 earthquake near Antofagasta, Chile — 1988-09-23

Magnitude 4.7 earthquake near 97 km NE of Calama (Chile), depth 139 km, 00:37 Local (1988-09-23 04:37 UTC). Shaking felt by ~66K people. Readings from every reporting agency, affected towns, aftershock sequence.

97 km NE of Calama (Chile) — -22.01, -68.11