Light mag. 4.0 earthquake - 52 km west of San Antonio de los Cobres, Salta, Argentina, on Friday, 4 Dec 2020 8:22 pm (GMT -3) -

Light mag. 4.0 earthquake - 52 km west of San Antonio de los Cobres, Salta, Argentina, on Friday, 4 Dec 2020 8:22 pm (GMT -3)

Light magnitude 4.0 earthquake at 226 km depth

4 Dec 23:28 UTC: First to report: INPRES after 6 minutes.
4 Dec 23:40: Hypocenter depth recalculated from 222.0 to 224.0 km (from 138 to 139 mi). Epicenter location corrected by 6.5 km (4.1 mi) towards SSE.
4 Dec 23:44: Magnitude recalculated from 3.8 to 4.0. Hypocenter depth recalculated from 224.0 to 226.0 km (from 139 to 140 mi).
Date & time: 4 Dec 2020 23:22:20 UTC -
Local time at epicenter: Friday, 4 Dec 2020 8:22 pm (GMT -3)
Magnitude: 4
Depth: 226.0 km
Epicenter latitude / longitude: 24.107°S / 66.815°W (Departamento de Los Andes, Salta, Argentina)
Nearest volcano: Cordon de Puntas Negras (79 km / 49 mi)
Nearby towns and cities:
52 km (32 mi) WNW of San Antonio de los Cobres (pop: 4,000) --> See nearby quakes!
93 km (58 mi) WNW of Santa Rosa de Tastil (pop: 2,000) --> See nearby quakes!
154 km (96 mi) W of San Salvador de Jujuy (pop: 305,900) --> See nearby quakes!
161 km (100 mi) WNW of Salta (pop: 512,700) --> See nearby quakes!
164 km (102 mi) W of Palpala (Jujuy) (pop: 48,200) --> See nearby quakes!
198 km (123 mi) W of San Pedro de Jujuy (pop: 58,400) --> See nearby quakes!
209 km (130 mi) W of Libertador General San Martin (Jujuy) (pop: 49,300) --> See nearby quakes!
276 km (171 mi) WSW of Oran (pop: 74,100) --> See nearby quakes!
294 km (183 mi) WSW of Embarcacion (General Jose de San Martín) (pop: 24,000) --> See nearby quakes!
342 km (212 mi) NNW of Tucuman (pop: 781,000) --> See nearby quakes!
Weather at epicenter at time of quake:
Scattered Clouds 11.4°C (53 F), humidity: 29%, wind: 7 m/s (14 kts) from WNW
Primary data source: INPRES
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) More info
Show interactive Map
[smaller] [bigger]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
MagnitudeDepthLocationSource
4.0226 kmSALTA (Argentina)INPRES
3.8222 kmJUJUY, ARGENTINAEMSC

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Contribute:
Leave a comment if you find a particular report interesting or want to add to it.
Flag as inappropriate.
Mark as helpful or interesting.
Send your own user report!
1009.8 km S of epicenter [Map] / not felt / very short : Se movió suave la mesa y me sentí mareada  
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area

Why is there advertising on this site?
Support us - Help us upgrade our services!
We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:
  • Weather reports
  • Tsunami alerts
  • Design upgrades
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Earthquake archive from 1900 onwards
  • Additional seismic data sources
  • Improved content in English
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.