Mag. 3.7 earthquake - South Pacific Ocean, 49 km northwest of La Ligua, Petorca Province, Region de Valparaiso, Chile, on Tuesday, 6 October 2015 at 05:50 (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 weeks earlier.
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in Chile | Region de Valparaiso | Coquimbo Region | Santiago Metropolitan
Minor magnitude 3.7 earthquake at 31 km depth
6 Oct 06:10 UTC: First to report: EMSC after 19 minutes.
Magnitude: 3.7
Depth: 31.0 km
Epicenter latitude / longitude: 32.23°S / 71.68°W
(South Pacific Ocean, Chile)Nearest volcano: Tupungatito (219 km / 136 mi)
Nearby towns and cities:
49 km (30 mi) WNW of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
75 km (47 mi) NW of Hacienda La Calera (pop: 49,100) --> See nearby quakes!
82 km (51 mi) SW of Illapel (Choapa) (pop: 22,800) --> See nearby quakes!
83 km (52 mi) NNW of Quillota (pop: 67,800) --> See nearby quakes!
89 km (55 mi) N of Viña del Mar (pop: 294,600) --> See nearby quakes!
90 km (56 mi) N of Valparaiso (pop: 282,400) --> See nearby quakes!
94 km (58 mi) NNW of Quilpué (pop: 130,300) --> See nearby quakes!
95 km (59 mi) NNW of Villa Alemana (pop: 97,300) --> See nearby quakes!
167 km (104 mi) NW of Santiago (pop: 4,837,300) --> See nearby quakes!
185 km (115 mi) NW of Puente Alto (pop: 510,400) --> See nearby quakes!
Primary data source: EMSC (European-Mediterranean Seismological Centre)
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 | 31 km | OFFSHORE VALPARAISO, CHILE | EMSC |
| M 3.7 | 31 km | 39 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. 3.7 earthquake - South Pacific Ocean, 49 km northwest of La Ligua, Petorca Province, Region de Valparaiso, Chile, on Tuesday, 6 October 2015 at 05:50 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
