M 4.6 – 72km ENE of Calama, Chile September 21, 2019 by Marc Szeglat Time 2019-09-21 00:36:06 UTC 2019-09-20 20:36:06 -04:00 at epicenter Location 22.129°S 68.329°W Depth 89.16 km (55.40 mi)