M 4.5 – 129km NNE of Calama, Chile May 16, 2019 by Marc Szeglat Time 2019-05-16 00:02:39 UTC 2019-05-15 20:02:39 -04:00 at epicenter Location 21.476°S 68.260°W Depth 100.12 km (62.21 mi)