Light mag. 2.9 earthquake - Departamento de Sarmiento, 50 km southwest of Chimbas, San Juan, Argentina, on Wednesday, 27 Jan 2021 2:41 am (GMT -3) -

This quake was likely an aftershock of the 6.4 quake Departamento de Sarmiento, 20 km southwest of Pocito, San Juan, Argentina, 18 Jan 2021 11:46 pm (GMT -3), which had occurred 8 days earlier.
Light mag. 2.9 earthquake - Departamento de Sarmiento, 50 km southwest of Chimbas, San Juan, Argentina, on Wednesday, 27 Jan 2021 2:41 am (GMT -3)

Light magnitude 2.9 earthquake at 7 km depth

27 Jan 05:48 UTC: First to report: INPRES after 6 minutes.
27 Jan 10:52: Magnitude recalculated from 3.0 to 2.9. Hypocenter depth recalculated from 10.0 to 7.0 km (from 6.2 to 4.3 mi). Epicenter location corrected by 8.8 km (5.5 mi) towards WNW.
Date & time: 27 Jan 2021 05:41:48 UTC -
Local time at epicenter: Wednesday, 27 Jan 2021 2:41 am (GMT -3)
Magnitude: 2.9
Depth: 7.0 km
Epicenter latitude / longitude: 31.796°S / 68.909°W (Departamento de Sarmiento, San Juan, Argentina)
Nearest volcano: Tupungatito (198 km / 123 mi)
Nearby towns and cities:
32 km (20 mi) SSW of Villa Basilio Nievas (pop: 4,040) --> See nearby quakes!
33 km (21 mi) WSW of Pocito (pop: 41,000) --> See nearby quakes!
46 km (28 mi) SW of San Juan (pop: 447,000) --> See nearby quakes!
48 km (30 mi) SW of Santa Lucia (pop: 43,600) --> See nearby quakes!
49 km (30 mi) SW of Villa Paula de Sarmiento (pop: 19,100) --> See nearby quakes!
50 km (31 mi) SW of Chimbas (pop: 73,800) --> See nearby quakes!
54 km (34 mi) SW of Albardon (pop: 20,400) --> See nearby quakes!
62 km (38 mi) WSW of Caucete (pop: 33,600) --> See nearby quakes!
122 km (76 mi) N of Mendoza (pop: 876,900) --> See nearby quakes!
246 km (153 mi) NE of Santiago de Chile (Santiago Metropolitan, Chile) (pop: 4,837,300) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky 19.9°C (68 F), humidity: 39%, wind: 2 m/s (3 kts) from S
Primary data source: INPRES
Estimated released energy: 1.4 x 109 joules (392 kilowatt hours, equivalent to 0.338 tons of TNT) More info
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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.
2.97 kmSAN JUAN (Argentina)INPRES

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 2.9, this quake might have been felt very close to the epicenter and under calm conditions.
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San Luis (276.1 km ESE of epicenter) [Map] / Very weak shaking (MMI II) : A tiny shake  
Santiago de chile / Light shaking (MMI IV) / horizontal (sideways) swinging / 2-5 s
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