Get our newsletter!
Check out our volcano tours on!
Volcanoes & Earthquakes - new app for Android
Guaranteed tours
8-16 May 2021: From Stromboli to Etna - Sicila and Eolian Islands (Italy)
: spaces available / : guaranteed / : few spaces left / : booked out
Interactive map of latest earthquakes and active volcanoes in the world

Minor mag. 3.5 earthquake - Antofagasta, Chile on Wednesday, 12 August 2020

Minor mag. 3.5 earthquake  - Antofagasta, Chile on Wednesday, 12 August 2020
12 Aug 23:52 UTC: First to report: EMSC after 15 minutes.
Date & time: Wednesday, 12 August 2020 23:36 UTC
Magnitude: 3.5
Depth: 111.0 km
Epicenter latitude / longitude: 22.06°S / 68.61°W (Chile)
Nearest volcano: San Pedro (29 km / 18 mi)
Nearby towns and cities:
55 km (34 mi) NE of Calama (pop: 143,100)
104 km (64 mi) NW of San Pedro de Atacama (pop: 2,000)
128 km (79 mi) SW of Villa Alota (pop: 100)
164 km (102 mi) E of Tocopilla (pop: 24,500)
180 km (112 mi) SW of San Cristóbal (pop: 100)
1283 km (797 mi) N of Santiago (pop: 4,837,300)
Primary data source: EMSC
Estimated released energy: 1.1 x 1010 joules (3.12 megawatt hours, equivalent to 2.68 tons of TNT) [learn more]
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.
TimeMag. / DepthLocationSource
Wed, 12 Aug 23:36 UTCM 3.5 / 111 kmAntofagasta, ChileEMSC
Wed, 12 Aug 23:36 UTCM 3.5 / 111.4 km56 km al NE de Calama (Chile)GUG (U. Chile)

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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!
Dar es Salam Tanzania / Moderate shaking (MMI V) : Mini earthquake experience (Experienced a third earthquake so recalled this poem and this one was a bigger jolt than last time) My first trivial tremor experience had been in Southern Africa And now this puny earthquake I felt in Tanzania. I saw every thing waltz to and fro and lightly shake Bottles turned ballerinas dancing slightly to the quake I watched glass decors on the walls quiver and jolt Scaredy me was half asleep, no wonder didn't bolt I thought I was dreaming or imagining things My b

Earlier earthquakes in the same area

Minor mag. 3.5 earthquake - Antofagasta, Chile on Wednesday, 12 August 2020

More on VolcanoDiscovery

Why is there advertising on this site?

Support us!

Maintaining the website and our free apps is a time- and cost-intensive effort.
If you find the information useful and would like to support our team to develop further features and get the upgraded ad-free version, consider making a donation (PayPal or Online cc payment).
Planned features:
  • Weather reports
  • Tsunami alerts
  • Design upgrades
Thanks to your past donations, these features have been added recently:
  • Earthquake archive back to 1900
  • Additional data sources
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.