Mag. 4.6 earthquake - South Pacific Ocean, 41 km west of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Monday, 21 September 2015 at 18:47 (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 5 days earlier.
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Light magnitude 4.6 earthquake at 37 km depth
21 Sep 19:18 UTC: First to report: GUG (U. Chile) after 31 minutes.
Magnitude: 4.6
Depth: 36.7 km
Epicenter latitude / longitude: 31.764°S / 71.574°W
(South Pacific Ocean, Chile)Nearest volcano: Tupungatito (246 km / 153 mi)
Nearby towns and cities:
41 km (25 mi) WSW of Illapel (Choapa) (pop: 22,800) --> See nearby quakes!
58 km (36 mi) W of Salamanca (Choapa) (pop: 13,300) --> See nearby quakes!
207 km (129 mi) NNW of Santiago (pop: 4,837,300) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 5 x 1011 joules (139 megawatt hours, equivalent to 120 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 4.6 | 37 km | 17 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. 4.6 earthquake - South Pacific Ocean, 41 km west of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Monday, 21 September 2015 at 18:47 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
