Moderate mag. 4.7 earthquake - South Pacific Ocean, 70 km southwest of Ovalle, Provincia de Limari, Coquimbo Region, Chile, on Thursday, 17 September 2015 at 01:55 (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 3 hours earlier.
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Moderate magnitude 4.7 earthquake at 43 km depth
17 Sep 02:18 UTC: First to report: GUG (U. Chile) after 23 minutes.
Sep 17 20:18: Magnitude recalculated from 4.5 to 4.7.
Hypocenter depth recalculated from 41.9 to 42.8 km.
Sep 17 20:18: Magnitude recalculated from 4.5 to 4.7.
Hypocenter depth recalculated from 41.9 to 42.8 km.
Date & time: 17 Sep 2015 01:55:18 UTC
Magnitude: 4.7
Depth: 42.8 km
Epicenter latitude / longitude: 31.051°S / 71.706°W
(South Pacific Ocean, Chile)Nearby towns and cities:
70 km (43 mi) SW of Ovalle (pop: 77,100) --> See nearby quakes!
82 km (51 mi) WSW of Monte Patria (pop: 13,900) --> See nearby quakes!
82 km (51 mi) NW of Illapel (Choapa) (pop: 22,800) --> See nearby quakes!
127 km (79 mi) SSW of Coquimbo (pop: 161,300) --> See nearby quakes!
135 km (84 mi) SSW of La Serena (pop: 154,500) --> See nearby quakes!
220 km (137 mi) N of Viña del Mar (pop: 294,600) --> See nearby quakes!
221 km (137 mi) N of Valparaiso (pop: 282,400) --> See nearby quakes!
223 km (139 mi) N of Quilpué (pop: 130,300) --> See nearby quakes!
285 km (177 mi) NNW of Santiago de Chile (pop: 4,837,300) --> See nearby quakes!
304 km (189 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
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| Magnitude | Depth | Location | Source |
| M 4.7 | 43 km | 45 km al NO de Canela Baja | GUG (U. Chile) |
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