M 4.5 earthquake in Chile (Calama) — December 21, 2017

M 4.5 earthquake in Chile (Calama) — December 21, 2017. Epicenter 148 km N of Calama, depth 138 km, 01:39 Local (2017-12-21 04:39 UTC). Shaking felt by ~72K people. Readings from every reporting agency, affected towns, aftershock sequence.

148 km N of Calama (Chile) — -21.1294, -68.7118