Light mag. 4.0 earthquake - El Loa, 181 km southeast of Iquique, Tarapaca, Chile, on 19 Apr 7:34 am (GMT -4) -

Light mag. 4.0 earthquake - El Loa, 181 km southeast of Iquique, Tarapaca, Chile, on 19 Apr 7:34 am (GMT -4)

Light magnitude 4.0 earthquake at 116 km depth

19 Apr 11:48 UTC: First to report: EMSC after 13 minutes.
19 Apr 11:48: Hypocenter depth recalculated from 116.0 to 129.0 km (from 72 to 80 mi). Epicenter location corrected by 13 km (8.2 mi) towards WNW.
19 Apr 11:48: Now using data updates from GUG (U. Chile)
Date & time: Apr 19, 2021 11:34:48 UTC -
Local time at epicenter: 19 Apr 7:34 am (GMT -4)
Magnitude: 4
Depth: 115.5 km
Epicenter latitude / longitude: 21.272°S / 68.827°W (El Loa, Tarapaca, Chile)
Antipode: 21.272°N / 111.173°E
Nearest volcano: Aucanquilcha (37 km / 23 mi)
Nearby towns and cities:
132 km (82 mi) N of Calama (pop: 143,100) --> See nearby quakes!
169 km (105 mi) ENE of Tocopilla (pop: 24,500) --> See nearby quakes!
169 km (105 mi) W of San Cristobal de Lipez (Potosí, Bolivia) (pop: 75) --> See nearby quakes!
181 km (113 mi) SE of Iquique (Tarapacá) (pop: 227,500) --> See nearby quakes!
193 km (120 mi) NNW of San Pedro de Atacama (pop: 2,000) --> See nearby quakes!
225 km (140 mi) WSW of Colchani (Potosí, Bolivia) (pop: 12,000) --> See nearby quakes!
227 km (141 mi) WSW of Uyuni (Antonio Quijarro, Potosí, Bolivia) (pop: 10,300) --> See nearby quakes!
310 km (193 mi) NNE of Antofagasta (pop: 309,800) --> See nearby quakes!
340 km (211 mi) SW of Challapata (Eduardo Avaroa, Oruro, Bolivia) (pop: 8,020) --> See nearby quakes!
Primary data source: GUG (U. Chile)
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!
If you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable to earthquake science, seismic 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.
4.0116 km53 Km Al S De Mina Collahuasi, ChileGUG (U. Chile)
4.4122 km133 Km N of Calama, ChileUSGS
4.4122 kmChile-Bolivia Border RegionUSP

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area

Try our free app!
Volcanoes & Earthquakes - new app for Android
Android | iOS version
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:
  • Improved multilanguage support
  • Tsunami alerts
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Earthquake archive from 1900 onwards
  • Detailed quake stats
  • Additional seismic 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.