M 4.6 earthquake near Off the coast of Antofagasta, Chile — 1981-08-28

Magnitude 4.6 earthquake near Off the coast of Antofagasta (109 km NW, Chile), depth 33 km, 17:40 Local (1981-08-28 21:40 UTC). Shaking felt by ~139K people. Readings from every reporting agency, affected towns, aftershock sequence.

Off the coast of Antofagasta (109 km NW, Chile) — -22.849, -71.01