Moderate mag. 4.6 earthquake - South Pacific Ocean, 158 km west of Valdivia, Los Rios Region, Chile, on Monday, 28 Dec 2020 10:58 am (GMT -5) -

This quake was likely an aftershock of the 6.7 quake South Pacific Ocean, 145 km west of Valdivia, Los Rios Region, Chile, 27 Dec 2020 4:39 pm (GMT -5), which had occurred 18 hours earlier.
Moderate mag. 4.6 earthquake - South Pacific Ocean, 158 km west of Valdivia, Los Rios Region, Chile, on Monday, 28 Dec 2020 10:58 am (GMT -5)

Moderate magnitude 4.6 earthquake at 27 km depth

28 Dec 16:04 UTC: First to report: GFZ after 6 minutes.
28 Dec 16:14: Now using data updates from GUG (U. Chile)
28 Dec 16:20: Magnitude recalculated from 4.1 to 4.2. Hypocenter depth recalculated from 36.8 to 27.2 km (from 23 to 16.9 mi). Epicenter location corrected by 5.4 km (3.4 mi) towards WSW.
28 Dec 21:06: Magnitude recalculated from 4.2 to 4.6.
Date & time: 28 Dec 2020 15:58:33 UTC -
Local time at epicenter: Monday, 28 Dec 2020 10:58 am (GMT -5)
Magnitude: 4.6
Depth: 27.2 km
Epicenter latitude / longitude: 39.46°S / 75.029°W (South Pacific Ocean, Chile)
Nearby towns and cities:
137 km (85 mi) WNW of Vuelta de la Zorra (pop: 50) --> See nearby quakes!
158 km (98 mi) WNW of Valdivia (pop: 133,400) --> See nearby quakes!
160 km (99 mi) WNW of Las Animas (pop: 30,000) --> See nearby quakes!
190 km (118 mi) WNW of La Union (Ranco) (pop: 26,300) --> See nearby quakes!
204 km (126 mi) NW of Osorno (pop: 135,800) --> See nearby quakes!
225 km (140 mi) WSW of Temuco (pop: 238,100) --> See nearby quakes!
285 km (177 mi) NW of Port Montt (pop: 160,100) --> See nearby quakes!
340 km (211 mi) SSW of Concepcion (pop: 215,400) --> See nearby quakes!
347 km (216 mi) SSW of Talcahuano (pop: 253,000) --> See nearby quakes!
774 km (481 mi) SSW of Santiago de Chile (pop: 4,837,300) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 16.8°C (62 F), humidity: 88%, wind: 4 m/s (8 kts) from NW
Primary data source: GUG (U. Chile)
Estimated released energy: 5 x 1011 joules (139 megawatt hours, equivalent to 120 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
M 4.627 km158 Km Al O De Valdivia, ChileGUG (U. Chile)
M 4.710 kmOFF COAST OF LOS LAGOS, CHILEEMSC
M 4.610 kmOff Coast of Central ChileGFZ
M 4.710 km138 Km WNW of Corral, ChileUSGS

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Europe / not felt
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area

Volcanoes & Earthquakes - new app for Android
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.