Mag. 4.2 earthquake - South Pacific Ocean, 45 km west of Valparaiso, Provincia de Valparaiso, Region de Valparaiso, Chile, on Tuesday, 25 April 2017 at 15:32 (GMT)
This quake was likely an aftershock of the 6.6 quake South Pacific Ocean, 11 km west of Valparaiso, Provincia de Valparaiso, Region de Valparaiso, Chile, 24 April 2017 21:38 GMT, which had occurred 18 hours earlier.
Quake Data | Interactive map | User Reports | Earlier quakes in same area | Quakes in Chile | Region de Valparaiso | Santiago Metropolitan
Light magnitude 4.2 earthquake at 30 km depth
25 Apr 15:48 UTC: First to report: GUG (U. Chile) after 16 minutes.
Apr 25 15:54: Magnitude recalculated from 4.1 to 4.2.
Hypocenter depth recalculated from 31.2 to 30.4 km.
Apr 25 15:54: Magnitude recalculated from 4.1 to 4.2.
Hypocenter depth recalculated from 31.2 to 30.4 km.
Magnitude: 4.2
Depth: 30.4 km
Epicenter latitude / longitude: 33.117°S / 72.103°W
(South Pacific Ocean, Chile)Nearest volcano: Tupungatito (216 km / 134 mi)
Nearby towns and cities:
45 km (28 mi) WSW of Valparaiso (pop: 282,400) --> See nearby quakes!
52 km (33 mi) WSW of Viña del Mar (pop: 294,600) --> See nearby quakes!
62 km (39 mi) W of Quilpué (pop: 130,300) --> See nearby quakes!
67 km (42 mi) NW of Cartagena (San Antonio) (pop: 16,900) --> See nearby quakes!
69 km (43 mi) W of Villa Alemana (pop: 97,300) --> See nearby quakes!
70 km (44 mi) NW of San Antonio (pop: 85,700) --> See nearby quakes!
79 km (49 mi) W of Limache (Marga Marga) (pop: 35,900) --> See nearby quakes!
84 km (52 mi) WSW of Quillota (pop: 67,800) --> See nearby quakes!
140 km (87 mi) WNW of Santiago (pop: 4,837,300) --> See nearby quakes!
152 km (95 mi) WNW of Puente Alto (pop: 510,400) --> See nearby quakes!
Primary data source: GUG (U. Chile)
Estimated released energy: 1.3 x 1011 joules (35 megawatt hours, equivalent to 30.1 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 4.2 | 30 km | 46 km al O de Valparaíso | GUG (U. Chile) |
| M 4.1 | 31 km | OFFSHORE VALPARAISO, CHILE | EMSC |
| M 3.6 | 26 km | - 54km W of Valparaiso, Chile | USGS |
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. 4.2 earthquake - South Pacific Ocean, 45 km west of Valparaiso, Provincia de Valparaiso, Region de Valparaiso, Chile, on Tuesday, 25 April 2017 at 15:32 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!
