Moderate mag. 4.2 earthquake - 1.9 Km SW of Keilir, Iceland, on Monday, 1 Mar 2021 2:12 pm (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 5 jours earlier.
Moderate mag. 4.2 earthquake - 1.9 Km SW of Keilir, Iceland, on Monday, 1 Mar 2021 2:12 pm (GMT +0)

Séisme modéré magnitude 4.2 at 7 km depth

1 Mar 14:17 UTC: Premier à signaler: IMO après 4 minutes.
1 Mar 14:25: Magnitude recalculée de 3.5 à 3.7. Profondeur recalculée de 6.4 à 7.3 km (de 4 à 4.5 mi). Emplacement de l'épicentre corrigé de 1.3 km (0.8 mi) au SO.
1 Mar 14:29: Magnitude recalculée de 3.7 à 4.2.
Date & time: 1 Mar 2021 14:12:37 UTC -
Local time at epicenter: lundi, 1 mars 2021 14:12 (GMT +0)
Magnitude: 4.2
Profondeur: 7.3 km
Epicenter latitude / longitude: 63.931°N / 22.202°W (Islande)
Volcan le plus près: Krísuvík (5 km / 3 mi)
Nearby towns and cities:
11 km ESE de Vogar (pop: 1,030) --> Voir les séismes à proximité!
16 km NE de Grindavík (pop: 2,860) --> Voir les séismes à proximité!
20 km SO de Garðabær (pop: 26,800) --> Voir les séismes à proximité!
22 km SO de Garðabær (pop: 11,400) --> Voir les séismes à proximité!
25 km SO de Kópavogur (pop: 31,700) --> Voir les séismes à proximité!
27 km SSO de Reykjavik (pop: 118,900) --> Voir les séismes à proximité!
27 km ESE de Sangerdhi (pop: 1,550) --> Voir les séismes à proximité!
36 km SO de Mosfellsbaer (pop: 8,650) --> Voir les séismes à proximité!
41 km ONO de Thorlakshofn (pop: 1,490) --> Voir les séismes à proximité!
44 km S de Akranes (pop: 6,610) --> Voir les séismes à proximité!
Weather at epicenter at time of quake:
Broken Clouds 4.5°C (40 F), humidity: 65%, wind: 6 m/s (12 kts) from SW
Primary data source: IMO (Icelandic Met Office)
Estimated released energy: 1.3 x 1011 joules (35 megawatt hours, equivalent to 30.1 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.
MagnitudeProfondeurLieuSource
4.27.3 km1.9 Km SW of Keilir, IcelandIMO
3.56 kmICELAND REGIONEMSC

User reports for this quake (18)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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10.1 km WNW of epicenter [Map] / Weak shaking (MMI III) (reported through our app)
26.8 km NE of epicenter [Map] / not felt : Did not feel it. (reported through our app)  
18.9 km WNW of epicenter [Map] / Weak shaking (MMI III) (reported through our app)
27.4 km NE of epicenter [Map] / Very weak shaking (MMI II) / single lateral shake / 2-5 s
18.5 km WNW of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating / 1-2 s (reported through our app)
10 km NW of epicenter [Map] / not felt (reported through our app)
26.5 km NNE of epicenter [Map] / Weak shaking (MMI III) / rattling, vibrating / 2-5 s (reported through our app)
27.4 km NNE of epicenter [Map] / Very weak shaking (MMI II) (reported through our app)
Gardabaer / Weak shaking (MMI III)
Seltjarnarnes / Light shaking (MMI IV)
Kópavogur / Weak shaking (MMI III)
108 Reykjavik / Weak shaking (MMI III) / rattling, vibrating / 1-2 s
reykjavik / Light shaking (MMI IV) / 1-2 s
Sandgerði / Very weak shaking (MMI II) / 1-2 s
Kópavogur / Weak shaking (MMI III) / horizontal (sideways) swinging / 1-2 s
reykjavik / Weak shaking (MMI III) / rattling, vibrating / 2-5 s
Reykjavík 105, ground floor / Light shaking (MMI IV) / horizontal (sideways) swinging / 2-5 s
Reykjavík / Moderate shaking (MMI V) / rattling, vibrating / 1-2 s
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