Mag. 2.8 earthquake - Choapa, 15 km southwest of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Friday, 21 April 2017 at 01:27 (GMT)
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Minor magnitude 2.8 earthquake at 76 km depth
21 Apr 01:42 UTC: First to report: GUG (U. Chile) after 15 minutes.
Apr 21 06:50: Magnitude recalculated from 3.0 to 2.8.
Hypocenter depth recalculated from 73.6 to 76.5 km.
Hypocenter depth recalculated from 76.5 to 75.8 km.
Apr 21 06:50: Magnitude recalculated from 3.0 to 2.8.
Hypocenter depth recalculated from 73.6 to 76.5 km.
Hypocenter depth recalculated from 76.5 to 75.8 km.
Magnitude: 2.8
Depth: 75.8 km
Epicenter latitude / longitude: 31.745°S / 71.256°W

Nearest volcano: Tupungatito (230 km / 143 mi)
Nearby towns and cities:
15 km (9 mi) SSW of Illapel (Choapa, Coquimbo Region) (pop: 22,800) --> See nearby quakes!
28 km (17 mi) W of Salamanca (Choapa, Coquimbo Region) (pop: 13,300) --> See nearby quakes!
79 km (49 mi) N of La Ligua (Petorca, Valparaíso) (pop: 24,900) --> See nearby quakes!
116 km (72 mi) N of Hacienda La Calera (Valparaíso) (pop: 49,100) --> See nearby quakes!
122 km (76 mi) NNW of San Felipe (Valparaíso) (pop: 59,300) --> See nearby quakes!
127 km (79 mi) N of Quillota (Valparaíso) (pop: 67,800) --> See nearby quakes!
127 km (79 mi) S of Ovalle (Coquimbo Region) (pop: 77,100) --> See nearby quakes!
145 km (90 mi) N of Villa Alemana (Valparaíso) (pop: 97,300) --> See nearby quakes!
145 km (90 mi) N of Viña del Mar (Valparaíso) (pop: 294,600) --> See nearby quakes!
199 km (123 mi) NNW of Santiago (Santiago Metropolitan) (pop: 4,837,300) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 1 x 109 joules (278 kilowatt hours, equivalent to 0.239 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 2.8 | 76 km | 15 km al SO de Illapel | GUG (U. Chile) |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 2.8, this quake might have been felt very close to the epicenter and under calm conditions.
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Mag. 2.8 earthquake - Choapa, 15 km southwest of Illapel, Provincia de Choapa, Coquimbo Region, Chile, on Friday, 21 April 2017 at 01:27 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!