Moderate mag. 5.3 earthquake - South Pacific Ocean, 281 km northwest of Santiago, Santiago Metropolitan, Chile, on Friday, 18 September 2015 at 04:24 (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 5 hours earlier.
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Moderate magnitude 5.3 earthquake at 10 km depth
18 Sep 04:30 UTC: First to report: GFZ after 6 minutes.
Magnitude: 5.3
Depth: 10.0 km
Epicenter latitude / longitude: 31.28°S / 72.17°W

Nearby towns and cities:
103 km (64 mi) WNW of Illapel (Choapa) (pop: 22,800) --> See nearby quakes!
120 km (74 mi) SW of Ovalle (pop: 77,100) --> See nearby quakes!
168 km (104 mi) SSW of Coquimbo (pop: 161,300) --> See nearby quakes!
177 km (110 mi) SSW of La Serena (pop: 154,500) --> See nearby quakes!
202 km (125 mi) NNW of Valparaiso (pop: 282,400) --> See nearby quakes!
203 km (126 mi) NNW of Viña del Mar (pop: 294,600) --> See nearby quakes!
208 km (129 mi) NNW of Quilpué (pop: 130,300) --> See nearby quakes!
210 km (130 mi) NNW of Villa Alemana (pop: 97,300) --> See nearby quakes!
281 km (175 mi) NNW of Santiago (pop: 4,837,300) --> See nearby quakes!
299 km (186 mi) NNW of Puente Alto (pop: 510,400) --> See nearby quakes!
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 5.6 x 1012 joules (1.56 gigawatt hours, equivalent to 1344 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 5.3 | 10 km | Off Coast of Central Chile | GFZ |
M 5.3 | 10 km | 5.3 OFFSHORE COQUIMBO, CHILE | EMSC |
M 5.0 | 36 km | 54 km al O de Canela Baja | GUG (U. Chile) |
User reports for this quake
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Moderate mag. 5.3 earthquake - South Pacific Ocean, 281 km northwest of Santiago, Santiago Metropolitan, Chile, on Friday, 18 September 2015 at 04:24 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!