Mag. 4.0 earthquake - South Pacific Ocean, 228 km northwest of Santiago, Provincia de Santiago, Santiago Metropolitan, Chile, on Sunday, 20 September 2015 at 09:20 (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 days earlier.
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in Chile | Santiago Metropolitan
Light magnitude 4.0 earthquake at 35 km depth
20 Sep 10:18 UTC: First to report: GUG (U. Chile) after 58 minutes.
Magnitude: 4
Depth: 34.6 km
Epicenter latitude / longitude: 31.856°S / 72.173°W
(South Pacific Ocean, Chile)Nearby towns and cities:
228 km (142 mi) NW of Santiago (pop: 4,837,300) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 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 4.0 | 35 km | 63 km al O 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. 4.0 earthquake - South Pacific Ocean, 228 km northwest of Santiago, Provincia de Santiago, Santiago Metropolitan, Chile, on Sunday, 20 September 2015 at 09:20 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
