Moderate mag. 5.1 earthquake - 28 km north of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Monday, 7 December 2015 at 07:51 (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 12 weeks earlier.
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in Chile | Coquimbo Region | Santiago Metropolitan
Moderate magnitude 5.1 earthquake at 46 km depth
7 Dec 07:57 UTC: First to report: GFZ after 6 minutes.
Dec 7 17:52: Magnitude recalculated from 5.2 to 5.1.
Dec 7 17:52: Magnitude recalculated from 5.2 to 5.1.
Magnitude: 5.1
Depth: 46.0 km
Epicenter latitude / longitude: 31.38°S / 71.21°W
(Provincia de Choapa, Coquimbo Region, Chile)Nearby towns and cities:
28 km (18 mi) N of Illapel (Choapa) (pop: 22,800) --> See nearby quakes!
50 km (31 mi) NNW of Salamanca (Choapa) (pop: 13,300) --> See nearby quakes!
164 km (102 mi) S of La Serena (pop: 154,500) --> See nearby quakes!
237 km (147 mi) NNW of Santiago (Santiago Metropolitan) (pop: 4,837,300) --> See nearby quakes!
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 2.8 x 1012 joules (783 megawatt hours, equivalent to 674 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 5.1 | 46 km | Near Coast of Central Chile | GFZ |
| M 5.5 | 46 km | COQUIMBO, CHILE | EMSC |
| M 5.5 | 47 km | 25 km al O de Combarbalá | GUG (U. Chile) |
| M 5.6 | 48 km | - 34km NW of Illapel, Chile | USGS |
(shakemap: USGS)
User reports for this quake (5)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Vitacura, Santiago, Chile (232.1 km SSE of epicenter) [Map] / Light shaking (MMI IV) : Felt clearly in bed, building creaked and groaned, about 15-20 seconds of duration. (reported through our app)
(Chile, 263 km S of epicenter) : estaba durmiendo, no me despertó, por ende no fue fuerte... (reported through EMSC)
(Chile, 207 km S of epicenter) : Corto y suave (reported through EMSC)
Las Condes (Chile, 239 km S of epicenter) : Short and noisy (reported through EMSC)
Lo Prado (Chile, 238 km S of epicenter) : Fue un movimiento suave pero perceptible. (reported through EMSC)
Earlier earthquakes in the same area
Moderate mag. 5.1 earthquake - 28 km north of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Monday, 7 December 2015 at 07:51 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
