Moderate mag. 4.6 earthquake - 3.5 Km N of Krýsuvík, Iceland, on Wednesday, 24 Feb 2021 10:28 am (GMT +0) -

This quake was likely an aftershock of the 5.7 quake 3.0 Km S of Hella, Iceland, 24 Feb 2021 10:05 am (GMT +0), which had occurred 22 minutes earlier.
Moderate mag. 4.6 earthquake - 3.5 Km N of Krýsuvík, Iceland, on Wednesday, 24 Feb 2021 10:28 am (GMT +0)

Séisme modéré magnitude 4.6 at 1 km depth

24 Feb 10:34 UTC: Premier à signaler: GFZ après 6 minutes.
24 Feb 10:37: Maintenant en utilisant une nouvelle source de données: IMO
... [show all] ...
24 Feb 15:33: Magnitude recalculée de 4.7 à 4.6. Profondeur recalculée de 3.8 à 0.5 km (de 2.4 à 0.3 mi). Emplacement de l'épicentre corrigé de 2.4 km (1.5 mi) au NE.
Date & time: 24 Feb 2021 10:28:18 UTC -
Local time at epicenter: mercredi, 24 févr. 2021 10:28 (GMT +0)
Magnitude: 4.6
Profondeur: 0.5 km
Epicenter latitude / longitude: 63.93°N / 22.014°W (Hafnarfjarðarkaupstaður, Région de la capitale, Islande)
Volcan le plus près: Krísuvík (3 km / 2 mi)
Nearby towns and cities:
16 km SSO de Garðabær (pop: 26,800) --> Voir les séismes à proximité!
18 km SSO de Garðabær (pop: 11,400) --> Voir les séismes à proximité!
21 km SSO de Kópavogur (pop: 31,700) --> Voir les séismes à proximité!
23 km ENE de Grindavík (Southern Peninsula) (pop: 2,860) --> Voir les séismes à proximité!
24 km SSO de Reykjavik (pop: 118,900) --> Voir les séismes à proximité!
28 km ESE de Reykjanesbaer (Southern Peninsula) (pop: 2,010) --> Voir les séismes à proximité!
30 km SSO de Mosfellsbaer (pop: 8,650) --> Voir les séismes à proximité!
32 km ONO de Thorlakshofn (South) (pop: 1,490) --> Voir les séismes à proximité!
41 km O de Hveragerði (South) (pop: 2,290) --> Voir les séismes à proximité!
44 km S de Akranes (West) (pop: 6,610) --> Voir les séismes à proximité!
Weather at epicenter at time of quake:
Clear Sky 2°C (36 F), humidity: 70%, wind: 3 m/s (5 kts) from NE
Primary data source: IMO (Icelandic Met Office)
Estimated released energy: 5 x 1011 joules (139 megawatt hours, equivalent to 120 tons of TNT) Plus d'infos
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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.
4.60.5 km3.5 Km N of Krýsuvík, IcelandIMO
4.410 kmIcelandGFZ
4.610 km5 Km E of Garðabær, IcelandUSGS

User reports for this quake (13)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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24.6 km N of epicenter [Map] / Light shaking (MMI IV) / 1-2 s : Abrupt rattling that occurred in two pulses through 3rd floor of my building. | 2 users found this interesting.  
Reykjavík / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s : Awakend by the earthquakes | 2 users found this interesting.  
21.9 km NNE of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
21.3 km NNE of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
43.1 km N of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
23.9 km NNE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
24.2 km N of epicenter [Map] / Strong shaking (MMI VI) (reported through our app)
Downtown Reykjavik (24.1 km N of epicenter) [Map] / Very weak shaking (MMI II)
Reykjavík / Very weak shaking (MMI II) / single vertical bump / very short
Breiðholt / Moderate shaking (MMI V)
Kópavogur / Strong shaking (MMI VI) / single vertical bump / 1-2 s
Kopavogur / Moderate shaking (MMI V)
Reykjavík airport / Weak shaking (MMI III) / horizontal (sideways) swinging / 2-5 s
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