Mag. 3.1 earthquake - South Pacific Ocean, 52 km west of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Friday, 16 October 2015 at 04:57 (GMT)
This quake was likely an aftershock of the 7.8 quake Choapa, 36 km west of Illapel, Provincia de Choapa, Coquimbo Region, Chile, 16 September 2015 22:54 GMT, which had occurred 4 weeks earlier.
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Minor magnitude 3.1 earthquake at 35 km depth
16 Oct 05:10 UTC: First to report: GUG (U. Chile) after 12 minutes.
Date & time: 16 Oct 2015 04:57:59 UTC
Depth: 34.8 km
Epicenter latitude / longitude: 31.507°S / 71.702°W (South Pacific Ocean, Chile)
52 km (33 mi) WNW of Illapel (Choapa) (pop: 22,800) --> See nearby quakes!
76 km (47 mi) WNW of Salamanca (Choapa) (pop: 13,300) --> See nearby quakes!
112 km (69 mi) SSW of Ovalle (pop: 77,100) --> See nearby quakes!
114 km (71 mi) NNW of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
149 km (93 mi) NNW of Hacienda La Calera (pop: 49,100) --> See nearby quakes!
159 km (99 mi) NNW of Quillota (pop: 67,800) --> See nearby quakes!
169 km (105 mi) N of Viña del Mar (pop: 294,600) --> See nearby quakes!
170 km (106 mi) N of Valparaiso (pop: 282,400) --> See nearby quakes!
238 km (148 mi) NNW of Santiago (pop: 4,837,300) --> See nearby quakes!
257 km (160 mi) NNW of Puente Alto (pop: 510,400) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 2.8 x 109 joules (783 kilowatt hours, equivalent to 0.674 tons of TNT) More info
M 3.1 35 km 26 km al SO de Canela Baja GUG (U. Chile)