Mag. 3.6 earthquake - 7.6 km west of San José, Upala, Alajuela, Costa Rica, on 2020-10-11 16:42:34 -

Mag. 3.6 earthquake  - 7.6 km west of San José, Upala, Alajuela, Costa Rica, on 2020-10-11 16:42:34

Minor magnitude 3.6 earthquake at 181 km depth

11 Oct 22:49 UTC: First to report: INETER after 7 minutes.
Date & time: 11 Oct 2020 10:42:34 UTC -
Local time at epicenter: 2020-10-11 16:42:34
Magnitude: 3.6
Depth: 181.0 km
Epicenter latitude / longitude: 10.977°N / 85.201°W (Costa Rica)
Nearest volcano: Rincón de la Vieja (21 km / 13 mi)
Nearby towns and cities:
8 km (5 mi) WNW of San José (Upala) (pop: 31,400)
22 km (14 mi) WNW of Upala (pop: 4,190)
34 km (21 mi) N of Fortuna (Bagaces) (pop: 1,770)
46 km (29 mi) NE of Liberia (pop: 45,400)
48 km (30 mi) ESE of La Cruz (pop: 4,320)
62 km (38 mi) N of Cañas (pop: 20,300)
134 km (83 mi) SE of Granada (Ghaziabad, Nicaragua) (pop: 89,400)
148 km (92 mi) SE of Masaya (Jaragua do Sul, Nicaragua) (pop: 130,100)
Weather at epicenter at time of quake:
Broken Clouds 28°C (82 F), humidity: 83%, wind: 2 m/s (3 kts) from ESE
Primary data source: INETER
Estimated released energy: 1.6 x 1010 joules (4.4 megawatt hours, equivalent to 3.79 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 3.6181 km7 Km Al Norte De Cuatro Bocas, Costa RicaINETER
M 3.7184 km23 Km Al Norte De Aguas Claras, Upala., Costa RicaRSN
M 3.7184 kmNicaragua, Costa RicaEMSC

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Samara / Weak shaking (MMI III) / horizontal (sideways) swinging / 2-5 s
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area

Mag. 3.6 earthquake - 7.6 km west of San José, Upala, Alajuela, Costa Rica, on 2020-10-11 16:42:34
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.