Mag. 3.9 earthquake - South Pacific Ocean, 89 km northwest of Valparaiso, Chile, on Wednesday, 23 September 2015 at 15:06 (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 7 days earlier.
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in Chile | Valparaiso | Santiago Metropolitan
Minor magnitude 3.9 earthquake at 11 km depth
23 Sep 16:18 UTC: First to report: GUG (U. Chile) after 1 hour and 11 minutes.
Magnitude: 3.9
Depth: 10.5 km
Epicenter latitude / longitude: 32.422°S / 72.232°W
(South Pacific Ocean, Chile)Nearby towns and cities:
89 km (55 mi) NW of Valparaiso (pop: 282,400) --> See nearby quakes!
92 km (57 mi) NW of Viña del Mar (pop: 294,600) --> See nearby quakes!
94 km (58 mi) W of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
101 km (63 mi) NW of Quilpué (pop: 130,300) --> See nearby quakes!
103 km (64 mi) WNW of Hacienda La Calera (pop: 49,100) --> See nearby quakes!
105 km (65 mi) WNW of Quillota (pop: 67,800) --> See nearby quakes!
106 km (66 mi) NW of Villa Alemana (pop: 97,300) --> See nearby quakes!
143 km (89 mi) NNW of San Antonio (pop: 85,700) --> See nearby quakes!
187 km (116 mi) NW of Santiago de Chile (pop: 4,837,300) --> See nearby quakes!
203 km (126 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 | 10.5 km | 88 km al SO 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.
There are no user reports for this quake yet. If you felt it be the first to report it!
Earlier earthquakes in the same area
Mag. 3.9 earthquake - South Pacific Ocean, 89 km northwest of Valparaiso, Chile, on Wednesday, 23 September 2015 at 15:06 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
