Mag. 3.3 earthquake - Choapa, 32 km west of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Friday, 30 October 2015 at 15:22 (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 6 weeks earlier.
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Minor magnitude 3.3 earthquake at 46 km depth
30 Oct 16:00 UTC: First to report: GUG (U. Chile) after 38 minutes.
Oct 30 16:21: Magnitude recalculated from 3.2 to 3.3.
Hypocenter depth recalculated from 45.1 to 46.0 km.
Oct 30 16:21: Magnitude recalculated from 3.2 to 3.3.
Hypocenter depth recalculated from 45.1 to 46.0 km.
Magnitude: 3.3
Depth: 46.0 km
Epicenter latitude / longitude: 31.55°S / 71.488°W
(Choapa, Coquimbo Region, Chile)Nearby towns and cities:
32 km (20 mi) WNW of Illapel (Choapa, Coquimbo Region) (pop: 22,800) --> See nearby quakes!
56 km (35 mi) WNW of Salamanca (Choapa, Coquimbo Region) (pop: 13,300) --> See nearby quakes!
103 km (64 mi) NNW of La Ligua (Petorca, Valparaíso) (pop: 24,900) --> See nearby quakes!
109 km (68 mi) SSW of Ovalle (Coquimbo Region) (pop: 77,100) --> See nearby quakes!
140 km (87 mi) N of Hacienda La Calera (Valparaíso) (pop: 49,100) --> See nearby quakes!
150 km (93 mi) N of Quillota (Valparaíso) (pop: 67,800) --> See nearby quakes!
164 km (102 mi) N of Viña del Mar (Valparaíso) (pop: 294,600) --> See nearby quakes!
166 km (103 mi) N of Valparaiso (Valparaíso) (pop: 282,400) --> See nearby quakes!
226 km (141 mi) NNW of Santiago (Santiago Metropolitan) (pop: 4,837,300) --> See nearby quakes!
245 km (152 mi) NNW of Puente Alto (Santiago Metropolitan) (pop: 510,400) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 5.6 x 109 joules (1.56 megawatt hours, equivalent to 1.34 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 3.3 | 46 km | 17 km al S de Canela Baja | GUG (U. Chile) |
| M 3.3 | 46 km | COQUIMBO, CHILE | EMSC |
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. 3.3 earthquake - Choapa, 32 km west of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Friday, 30 October 2015 at 15:22 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
