M 4.6 earthquake near Antofagasta, Chile — 1987-04-20

Magnitude 4.6 earthquake near 161 km N of Calama (Chile), depth 136 km, 22:21 Local (1987-04-20 02:21 UTC). Shaking felt by ~72K people. Readings from every reporting agency, affected towns, aftershock sequence.

161 km N of Calama (Chile) — -21.027, -68.645