Minor mag. 2.7 earthquake - South Pacific Ocean, 77 km southwest of San Antonio, Region de Valparaiso, Chile, on Wednesday, April 21, 2021 at 05:50 GMT -

This quake was likely an aftershock of the 5.1 quake South Pacific Ocean, 77 km southwest of San Antonio, Region de Valparaiso, Chile, 19 Apr 9:05 am (GMT -4), which had occurred 1 day 17 hours earlier.
Minor mag. 2.7 earthquake - South Pacific Ocean, 77 km southwest of San Antonio, Region de Valparaiso, Chile, on Wednesday, April 21, 2021 at 05:50 GMT Minor mag. 2.7 earthquake - South Pacific Ocean, 77 km southwest of San Antonio, Region de Valparaiso, Chile, on Wednesday, April 21, 2021 at 05:50 GMT

Minor magnitude 2.7 earthquake at 36 km depth

21 Apr 05:59 UTC: First to report: EMSC after 9 minutes.
21 Apr 06:00: Now using data updates from GUG (U. Chile)
21 Apr 06:16: Hypocenter depth recalculated from 35.0 to 35.9 km (from 22 to 22 mi). Epicenter location corrected by 1.6 km (1 mi) towards NW.

Earthquake details

Date & timeApr 21, 2021 05:50:46 UTC -
Local time at epicenter
StatusConfirmed
Magnitude2.7
Depth35.9 km
Epicenter latitude / longitude34.033°S / 72.252°W (South Pacific Ocean, Chile)
Antipode34.033°N / 107.748°E
Shaking intensityNot felt
Primary data sourceGUG (U. Chile)
Nearest volcanoPalomo (189 km / 117 mi)
Nearby towns and cities77 km (48 mi) SW of San Antonio (pop: 85,700) | Show on map | Quakes nearby
80 km (50 mi) SW of Cartagena (San Antonio) (pop: 16,900) | Show on map | Quakes nearby
103 km (64 mi) WSW of Melipilla (pop: 63,100) | Show on map | Quakes nearby
106 km (66 mi) NW of Santa Cruz (Colchagua) (pop: 33,300) | Show on map | Quakes nearby
131 km (81 mi) NW of Rauco (Curicó) (pop: 8,570) | Show on map | Quakes nearby
162 km (100 mi) WSW of Santiago de Chile (pop: 4,837,300) | Show on map | Quakes nearby
Estimated seismic energy released7.1 x 108 joules (197 kilowatt hours, equivalent to 0.169 tons of TNT) | about seismic energy
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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.DepthLocationSource
2.736 km40 Km Al O De Navidad, ChileGUG (U. Chile)
2.735 kmOFFSHORE O'HIGGINS, CHILEEMSC

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.
There are no user reports for this quake.
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