Weak mag. 2.7 earthquake - South Pacific Ocean, 93 km southwest of San Antonio, Region de Valparaiso, Chile, on Sunday, April 25, 2021 at 06:24 GMT -
This quake was likely an aftershock of the 5.3 quake South Pacific Ocean, 88 km southwest of San Antonio, Region de Valparaiso, Chile, 21 Apr 8:17 pm (GMT -4), which had occurred 3 days earlier.
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Weak magnitude 2.7 earthquake at 17 km depth
25 Apr 06:39 UTC: First to report: EMSC after 15 minutes.
25 Apr 06:40: Now using data updates from GUG (U. Chile)
25 Apr 08:24: Hypocenter depth recalculated from 20.0 to 16.7 km (from 12.4 to 10.4 mi). Epicenter location corrected by 4 km (2.5 mi) towards SW.
25 Apr 06:40: Now using data updates from GUG (U. Chile)
25 Apr 08:24: Hypocenter depth recalculated from 20.0 to 16.7 km (from 12.4 to 10.4 mi). Epicenter location corrected by 4 km (2.5 mi) towards SW.
Earthquake details
Date & time | Apr 25, 2021 06:24:15 UTC - |
Local time at epicenter | |
Status | Confirmed |
Magnitude | 2.7 |
Depth | 16.7 km |
Epicenter latitude / longitude | 34.033°S / 72.459°W ![]() |
Antipode | 34.033°N / 107.541°E |
Shaking intensity | Very weak shaking |
Felt | 0 reports |
Primary data source | GUG (U. Chile) |
Nearest volcano | Palomo (206 km / 128 mi) |
Nearby towns and cities | 93 km (58 mi) WSW of San Antonio (pop: 85,700) | Show on map | Quakes nearby 95 km (59 mi) SW of Cartagena (San Antonio) (pop: 16,900) | Show on map | Quakes nearby 179 km (111 mi) WSW of Santiago de Chile (pop: 4,837,300) | Show on map | Quakes nearby |
Estimated seismic energy released | 7.1 x 108 joules (197 kilowatt hours, equivalent to 0.169 tons of TNT) | about seismic energy |
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.
Mag. | Depth | Location | Source |
2.7 | 17 km | 97 Km Al SO De El Tabo, Chile | GUG (U. Chile) |
2.7 | 20 km | OFFSHORE O'HIGGINS, CHILE | EMSC |
User reports for this quake
At magnitude 2.7, this quake might have been felt very close to the epicenter and under calm conditions.User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Earlier earthquakes in the same area
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