Mag. 4.2 earthquake - La Paz, Bolivia, on Thursday, 25 August 2011 at 05:04 (GMT)

Mag. 4.2 earthquake  - La Paz, Bolivia, on Thursday, 25 August 2011 at 05:04 (GMT)

Light magnitude 4.2 earthquake at 141 km depth

Date & time: 25 Aug 2011 05:04:06 UTC###AGESTRINGCOPY###
Magnitude: 4.2
Depth: 140.7 km
Epicenter latitude / longitude: 17.527°S / 69.404°W (Bolivia)
Nearest volcano: Lexone (39 km / 24 mi)
Nearby towns and cities:
19 km (12 mi) E of Ancomarca (Provincia de Tacna, Peru) (pop: 76)
30 km (18 mi) E of Alto Perú (Provincia de Tacna, Peru) (pop: 85)
67 km (42 mi) E of Tarata (Tacna, Peru) (pop: 3,050)
73 km (45 mi) ESE of Chuquitira (Tarata, Tacna, Peru) (pop: 4,220)
94 km (59 mi) ESE of Candarave (Tacna, Peru) (pop: 3,420)
105 km (65 mi) ENE of Tacna (Peru) (pop: 280,100)
176 km (109 mi) SW of La Paz (pop: 812,800)
259 km (161 mi) ESE of Arequipa (Peru) (pop: 841,100)
Primary data source: USGS
Estimated released energy: 1.3 x 1011 joules (35 megawatt hours, equivalent to 30.1 tons of TNT) [learn more]
[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.
M 4.2141 kmLa Paz, BoliviaUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

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 yet. If you felt it be the first to report it!
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area

Mag. 4.2 earthquake - La Paz, Bolivia, on Thursday, 25 August 2011 at 05:04 (GMT)
Volcanoes & Earthquakes - new app for Android

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.