Mag. 3.6 earthquake - South Pacific Ocean, 81 km northwest of Valparaiso, Region de Valparaiso, Chile, on Friday, 18 September 2015 at 16:54 (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 1 day 18 hours earlier.
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in Chile | Region de Valparaiso | Santiago Metropolitan
Minor magnitude 3.6 earthquake at 36 km depth
18 Sep 17:18 UTC: First to report: GUG (U. Chile) after 23 minutes.
Magnitude: 3.6
Depth: 35.5 km
Epicenter latitude / longitude: 32.44°S / 72.128°W
(South Pacific Ocean, Chile)Nearest volcano: Tupungatito (242 km / 150 mi)
Nearby towns and cities:
81 km (50 mi) NW of Valparaiso (pop: 282,400) --> See nearby quakes!
84 km (52 mi) W of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
84 km (52 mi) NW of Viña del Mar (pop: 294,600) --> See nearby quakes!
93 km (58 mi) NW of Quilpué (pop: 130,300) --> See nearby quakes!
94 km (58 mi) WNW of Hacienda La Calera (pop: 49,100) --> See nearby quakes!
96 km (60 mi) WNW of Quillota (pop: 67,800) --> See nearby quakes!
97 km (60 mi) NW of Villa Alemana (pop: 97,300) --> See nearby quakes!
103 km (64 mi) NW of Limache (Marga Marga) (pop: 35,900) --> See nearby quakes!
179 km (111 mi) NW of Santiago (pop: 4,837,300) --> See nearby quakes!
195 km (121 mi) NW of Puente Alto (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 | 36 km | 83 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.
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Earlier earthquakes in the same area
Mag. 3.6 earthquake - South Pacific Ocean, 81 km northwest of Valparaiso, Region de Valparaiso, Chile, on Friday, 18 September 2015 at 16:54 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
