Mag. 3.7 earthquake - Choapa, 40 km northwest of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Friday, 25 September 2015 at 16:58 (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 9 days earlier.
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in Chile | Coquimbo Region | Region de Valparaiso | Santiago Metropolitan
Minor magnitude 3.7 earthquake at 44 km depth
25 Sep 17:18 UTC: First to report: GUG (U. Chile) after 20 minutes.
Magnitude: 3.7
Depth: 44.1 km
Epicenter latitude / longitude: 31.409°S / 71.493°W
(Choapa, Coquimbo Region, Chile)Nearby towns and cities:
40 km (25 mi) NW of Illapel (Choapa, Coquimbo Region) (pop: 22,800) --> See nearby quakes!
65 km (40 mi) NW of Salamanca (Choapa, Coquimbo Region) (pop: 13,300) --> See nearby quakes!
94 km (58 mi) SSW of Ovalle (Coquimbo Region) (pop: 77,100) --> See nearby quakes!
94 km (59 mi) SSW of Monte Patria (Coquimbo Region) (pop: 13,900) --> See nearby quakes!
119 km (74 mi) NNW of La Ligua (Petorca, Valparaíso) (pop: 24,900) --> See nearby quakes!
155 km (96 mi) N of Hacienda La Calera (Valparaíso) (pop: 49,100) --> See nearby quakes!
163 km (101 mi) S of Coquimbo (Coquimbo Region) (pop: 161,300) --> See nearby quakes!
169 km (105 mi) S of La Serena (Coquimbo Region) (pop: 154,500) --> See nearby quakes!
241 km (150 mi) NNW of Santiago (Santiago Metropolitan) (pop: 4,837,300) --> See nearby quakes!
260 km (161 mi) NNW of Puente Alto (Santiago Metropolitan) (pop: 510,400) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 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 3.7 | 44 km | 4 km al O de Canela Baja | 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. 3.7 earthquake - Choapa, 40 km northwest of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Friday, 25 September 2015 at 16:58 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
