Mag. 4.7 earthquake - South Pacific Ocean, 53 km northwest of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Friday, 18 September 2015 at 01:50 (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 1 day 3 hours earlier.
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Light magnitude 4.7 earthquake at 38 km depth
18 Sep 02:18 UTC: First to report: GUG (U. Chile) after 28 minutes.
Magnitude: 4.7
Depth: 37.7 km
Epicenter latitude / longitude: 31.438°S / 71.682°W
(South Pacific Ocean, Chile)Nearby towns and cities:
53 km (33 mi) WNW of Illapel (Choapa) (pop: 22,800) --> See nearby quakes!
78 km (48 mi) WNW of Salamanca (Choapa) (pop: 13,300) --> See nearby quakes!
104 km (65 mi) SSW of Ovalle (pop: 77,100) --> See nearby quakes!
121 km (75 mi) NNW of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
168 km (105 mi) S of Coquimbo (pop: 161,300) --> See nearby quakes!
176 km (109 mi) SSW of La Serena (pop: 154,500) --> See nearby quakes!
177 km (110 mi) N of Viña del Mar (pop: 294,600) --> See nearby quakes!
178 km (110 mi) N of Valparaiso (pop: 282,400) --> See nearby quakes!
245 km (152 mi) NNW of Santiago de Chile (pop: 4,837,300) --> See nearby quakes!
263 km (163 mi) NNW of Puente Alto (pop: 510,400) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 tons of TNT) More info
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
| Magnitude | Depth | Location | Source |
| M 4.7 | 38 km | 22 km al O de Canela Baja | GUG (U. Chile) |
User reports for this quake
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Earlier earthquakes in the same area
Mag. 4.7 earthquake - South Pacific Ocean, 53 km northwest of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Friday, 18 September 2015 at 01:50 (GMT)
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