Mag. 3.6 earthquake - Petorca, Region de Valparaiso, 39 km southeast of Salamanca, Provincia de Choapa, Coquimbo Region, Chile, on Sunday, 27 September 2015 at 03:42 (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 10 days earlier.
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in Chile | Region de Valparaiso | Coquimbo Region | Santiago Metropolitan
Minor magnitude 3.6 earthquake at 60 km depth
27 Sep 04:18 UTC: First to report: GUG (U. Chile) after 35 minutes.
Magnitude: 3.6
Depth: 60.0 km
Epicenter latitude / longitude: 32.078°S / 70.741°W
(Petorca, Region de Valparaiso, Chile)Nearest volcano: Tupungatito (171 km / 106 mi)
Nearby towns and cities:
39 km (24 mi) SSE of Salamanca (Choapa, Coquimbo Region) (pop: 13,300) --> See nearby quakes!
62 km (39 mi) NE of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
64 km (40 mi) SE of Illapel (Choapa, Coquimbo Region) (pop: 22,800) --> See nearby quakes!
75 km (46 mi) N of San Felipe (pop: 59,300) --> See nearby quakes!
85 km (53 mi) N of Los Andes (pop: 56,900) --> See nearby quakes!
87 km (54 mi) NNE of Llaillay (San Felipe de Aconcagua) (pop: 16,600) --> See nearby quakes!
90 km (56 mi) NNE of Hacienda La Calera (pop: 49,100) --> See nearby quakes!
101 km (63 mi) NNE of Quillota (pop: 67,800) --> See nearby quakes!
154 km (95 mi) N of Santiago (Santiago Metropolitan) (pop: 4,837,300) --> See nearby quakes!
171 km (106 mi) N of Puente Alto (Santiago Metropolitan) (pop: 510,400) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 1.6 x 1010 joules (4.4 megawatt hours, equivalent to 3.79 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 3.6 | 60 km | 26 km al NE de Petorca | 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. 3.6 earthquake - Petorca, Region de Valparaiso, 39 km southeast of Salamanca, Provincia de Choapa, Coquimbo Region, Chile, on Sunday, 27 September 2015 at 03:42 (GMT)
Click here to search our database for earlier earthquakes in the same area since 1900!
