Mag. 4.2 earthquake - South Pacific Ocean, 65 km west of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Thursday, 17 September 2015 at 11:37 (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 13 hours earlier.
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Light magnitude 4.2 earthquake at 35 km depth
17 Sep 12:18 UTC: First to report: GUG (U. Chile) after 40 minutes.
Magnitude: 4.2
Depth: 34.6 km
Epicenter latitude / longitude: 31.67°S / 71.86°W
(South Pacific Ocean, Chile)Nearby towns and cities:
65 km (41 mi) W of Illapel (Choapa) (pop: 22,800) --> See nearby quakes!
86 km (53 mi) W of Salamanca (Choapa) (pop: 13,300) --> See nearby quakes!
105 km (65 mi) NW of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
135 km (84 mi) SSW of Ovalle (pop: 77,100) --> See nearby quakes!
147 km (91 mi) NNW of Quillota (pop: 67,800) --> See nearby quakes!
153 km (95 mi) N of Viña del Mar (pop: 294,600) --> See nearby quakes!
153 km (95 mi) N of Valparaiso (pop: 282,400) --> See nearby quakes!
158 km (98 mi) NNW of Quilpué (pop: 130,300) --> See nearby quakes!
229 km (142 mi) NNW of Santiago de Chile (pop: 4,837,300) --> See nearby quakes!
247 km (154 mi) NNW of Puente Alto (pop: 510,400) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 1.3 x 1011 joules (35 megawatt hours, equivalent to 30.1 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 4.2 | 35 km | 43 km al NO de Los Vilos | GUG (U. Chile) |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Earlier earthquakes in the same area
Mag. 4.2 earthquake - South Pacific Ocean, 65 km west of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Thursday, 17 September 2015 at 11:37 (GMT)
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