Mag. 4.7 earthquake - South Pacific Ocean, 225 km northwest of Santiago, Santiago Metropolitan, Chile, on Saturday, 19 September 2015 at 15:02 (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 days earlier.
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Light magnitude 4.7 earthquake at 25 km depth
19 Sep 15:18 UTC: First to report: GUG (U. Chile) after 16 minutes.
Sep 19 16:18: Magnitude recalculated from 4.4 to 4.7.
Hypocenter depth recalculated from 34.9 to 25.1 km.
Sep 19 16:18: Magnitude recalculated from 4.4 to 4.7.
Hypocenter depth recalculated from 34.9 to 25.1 km.
Magnitude: 4.7
Depth: 25.1 km
Epicenter latitude / longitude: 31.78°S / 71.985°W

Nearby towns and cities:
79 km (49 mi) WSW of Illapel (Choapa) (pop: 22,800) --> See nearby quakes!
97 km (60 mi) W of Salamanca (Choapa) (pop: 13,300) --> See nearby quakes!
103 km (64 mi) NW of La Ligua (Petorca) (pop: 24,900) --> See nearby quakes!
141 km (88 mi) NNW of Quillota (pop: 67,800) --> See nearby quakes!
144 km (89 mi) NNW of Valparaiso (pop: 282,400) --> See nearby quakes!
144 km (90 mi) NNW of Viña del Mar (pop: 294,600) --> See nearby quakes!
150 km (93 mi) NNW of Quilpué (pop: 130,300) --> See nearby quakes!
152 km (94 mi) NNW of Villa Alemana (pop: 97,300) --> See nearby quakes!
225 km (140 mi) NW of Santiago (pop: 4,837,300) --> See nearby quakes!
243 km (151 mi) NW of Puente Alto (pop: 510,400) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 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 4.7 | 25 km | 47 km al O de Los Vilos | GUG (U. Chile) |
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Mag. 4.7 earthquake - South Pacific Ocean, 225 km northwest of Santiago, Santiago Metropolitan, Chile, on Saturday, 19 September 2015 at 15:02 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!