Strong mag. 5.0 earthquake - 3.1 Km SSW of Fagradalsfjall, Iceland, on Friday, 12 Mar 2021 7:43 am (GMT +0) -

This quake was likely an aftershock of the 5.1 quake 10.4 Km ESE of Grindavík, Iceland, 10 Mar 2021 3:14 am (GMT +0), which had occurred 2 jours earlier.
Strong mag. 5.0 earthquake - 3.1 Km SSW of Fagradalsfjall, Iceland, on Friday, 12 Mar 2021 7:43 am (GMT +0)

Tremblement de terre fort magnitude 5.0 at 4 km depth

12 Mar 07:50 UTC: Premier à signaler: IMO après 7 minutes.
12 Mar 08:10: Magnitude recalculée de 4.2 à 3.8. Profondeur recalculée de 3.8 à 4.3 km (de 2.4 à 2.7 mi). Emplacement de l'épicentre corrigé de 2.2 km (1.4 mi) au NNE.
... [show all] ...
12 Mar 17:30: Profondeur recalculée de 3.4 à 3.7 km (de 2.1 à 2.3 mi).
Date & time: 12 Mar 2021 07:43:02 UTC -
Local time at epicenter: vendredi, 12 mars 2021 07:43 (GMT +0)
Magnitude: 5
Profondeur: 3.7 km
Epicenter latitude / longitude: 63.876°N / 22.297°W (Islande)
Volcan le plus près: Fagradalsfjall (3 km / 2 mi)
Nearby towns and cities:
8 km ENE de Grindavík (pop: 2,860) --> Voir les séismes à proximité!
19 km SE de Reykjanesbaer (pop: 2,010) --> Voir les séismes à proximité!
28 km SO de Garðabær (pop: 26,800) --> Voir les séismes à proximité!
30 km SO de Garðabær (pop: 11,400) --> Voir les séismes à proximité!
32 km SO de Kópavogur (pop: 31,700) --> Voir les séismes à proximité!
35 km SO de Reykjavik (pop: 118,900) --> Voir les séismes à proximité!
43 km SO de Mosfellsbaer (pop: 8,650) --> Voir les séismes à proximité!
45 km O de Thorlakshofn (pop: 1,490) --> Voir les séismes à proximité!
51 km SSO de Akranes (pop: 6,610) --> Voir les séismes à proximité!
56 km OSO de Hveragerði (pop: 2,290) --> Voir les séismes à proximité!
Weather at epicenter at time of quake:
Broken Clouds 1.5°C (35 F), humidity: 80%, wind: 12 m/s (23 kts) from NNE
Primary data source: IMO (Icelandic Met Office)
Estimated released energy: 2 x 1012 joules (554 megawatt hours, equivalent to 477 tons of TNT) Plus d'infos
Montrer carte interactive
[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.
MagnitudeProfondeurLieuSource
5.03.7 km3.1 Km SSW of Fagradalsfjall, IcelandIMO

User reports for this quake (42)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Contribute:
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!
18.7 km NW of epicenter [Map] / Light shaking (MMI IV) / 1-2 s : Intensive one | 3 users found this interesting.  
93 km E of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
283.4 km NE of epicenter [Map] / not felt : Akureyri (reported through our app)  
12.5 km NNW of epicenter [Map] / Moderate shaking (MMI V) / both vertical and horizontal swinging / 5-10 s (reported through our app)
17.2 km NW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
35.9 km NNE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
Ásbrú, Reykjanes Peninsula (16.6 km NW of epicenter) [Map] / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s (reported through our app)
Ásbrú, Reykjanes Peninsula (16.6 km NW of epicenter) [Map] / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s (reported through our app)
35.7 km NE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
Kópavogur (33.6 km NE of epicenter) [Map] / Weak shaking (MMI III) / very short
16.6 km NW of epicenter [Map] / Light shaking (MMI IV) / 1-2 s
16.6 km NW of epicenter [Map] / Moderate shaking (MMI V) / 2-5 s
50 km N of epicenter [Map] / Weak shaking (MMI III) (reported through our app)
15.7 km NW of epicenter [Map] / Moderate shaking (MMI V) / 2-5 s (reported through our app)
37.8 km NE of epicenter [Map] / Strong shaking (MMI VI) (reported through our app)
75.8 km NNE of epicenter [Map] / Light shaking (MMI IV)
34.6 km NNE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
35.3 km NNE of epicenter [Map] / Moderate shaking (MMI V)
Reykjavík (34.3 km NE of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
28.6 km NE of epicenter [Map] / Very weak shaking (MMI II) (reported through our app)
35.2 km NE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
28.9 km NE of epicenter [Map] / Moderate shaking (MMI V) / horizontal (sideways) swinging / 2-5 s (reported through our app)
28.9 km NE of epicenter [Map] / Moderate shaking (MMI V) / horizontal (sideways) swinging / 2-5 s (reported through our app)
13.9 km NW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
93 km E of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
93 km E of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
18.3 km NW of epicenter [Map] / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s (reported through our app)
15.1 km NW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
Sandgerdi / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s
Sandgerdi / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s
Sandgerdi / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s
Kópavogur / Moderate shaking (MMI V) / single vertical bump / 1-2 s
Reykjavik / Light shaking (MMI IV)
Njarðvík / Light shaking (MMI IV)
Reykjanesbaer / Light shaking (MMI IV) / rattling, vibrating / 1-2 s
Njarðvík / Light shaking (MMI IV) / horizontal (sideways) swinging / 1-2 s
Reykjavik / Light shaking (MMI IV) / both vertical and horizontal swinging / 2-5 s
Reykjanesbaer / Moderate shaking (MMI V) / both vertical and horizontal swinging / 2-5 s
reykjavik / Moderate shaking (MMI V) / vertical swinging (up and down) / 5-10 s
Niarðvik / Moderate shaking (MMI V) / rattling, vibrating / 5-10 s
Keflavik / Light shaking (MMI IV) / 2-5 s
Njarðvík / Light shaking (MMI IV) / rattling, vibrating
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area since 1900


Map of earlier quakes

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!
Copyright: VolcanoDiscovery ou autres sources indiquées.
Utilisation des documents: Les textes, les images et les vidéos de ce site internet sont protégées par copyright. Toute reproduction et tout usage sans accord préalable ne sont pas autorisés. Si vous désirez acquérir pour certains documents (photos, vidéos, textes ou autres) le droit de reproduction, d'édition et, plus généralement, de toute utilisation destinée à un usage public, qu'elle soit commerciale ou pas, vous êtes priés de nous contacter.