Mag. 3.9 earthquake - South Pacific Ocean, 58 km north of Valparaiso, Chile, on Saturday, 19 September 2015 at 17:44 (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.
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Minor magnitude 3.9 earthquake at 30 km depth
19 Sep 18:18 UTC: First to report: GUG (U. Chile) after 33 minutes.
Magnitude: 3.9
Depth: 29.7 km
Epicenter latitude / longitude: 32.546°S / 71.843°W

Nearest volcano: Tupungatito (213 km / 132 mi)
Nearby towns and cities:
58 km (36 mi) NNW of Valparaiso (pop: 282,400) --> See nearby quakes!
58 km (36 mi) W of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
60 km (37 mi) NNW of Viña del Mar (pop: 294,600) --> See nearby quakes!
64 km (40 mi) WNW of Hacienda La Calera (pop: 49,100) --> See nearby quakes!
67 km (42 mi) WNW of Quillota (pop: 67,800) --> See nearby quakes!
67 km (42 mi) NW of Quilpué (pop: 130,300) --> See nearby quakes!
71 km (44 mi) NW of Villa Alemana (pop: 97,300) --> See nearby quakes!
75 km (47 mi) NW of Limache (Marga Marga) (pop: 35,900) --> See nearby quakes!
151 km (94 mi) NW of Santiago de Chile (pop: 4,837,300) --> See nearby quakes!
167 km (104 mi) NW of Puente Alto (pop: 510,400) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 4.5 x 1010 joules (12.4 megawatt hours, equivalent to 10.7 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 3.9 | 30 km | 58 km al O de La Ligua | GUG (U. Chile) |
User reports for this quake
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Mag. 3.9 earthquake - South Pacific Ocean, 58 km north of Valparaiso, Chile, on Saturday, 19 September 2015 at 17:44 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!