Minor mag. 1.7 earthquake - 4.6 Km SW of Grímsfjall, Iceland, on Tuesday, 23 Feb 2021 3:37 pm (GMT +0) -
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Séisme mineur magnitude 1.7 at 8 km depth
23 Feb 15:41 UTC: Premier à signaler: IMO après 4 minutes.
23 Feb 16:00: Magnitude recalculée de 1.2 à 1.7. Profondeur recalculée de 6.1 à 7.5 km (de 3.8 à 4.7 mi).
23 Feb 16:00: Magnitude recalculée de 1.2 à 1.7. Profondeur recalculée de 6.1 à 7.5 km (de 3.8 à 4.7 mi).
I felt this quake
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Local time at epicenter: mardi, 23 févr. 2021 15:37 (GMT +0)
Magnitude: 1.7
Profondeur: 7.5 km
Epicenter latitude / longitude: 64.38°N / 17.35°W
(Islande)Volcan le plus près: Grímsvötn (5 km / 3 mi)
Nearby towns and cities:
74 km NNE de Kirkjubæjarklaustur (pop: 119) --> Voir les séismes à proximité!
104 km O de Hofn (pop: 1,690) --> Voir les séismes à proximité!
149 km SSE de Akureyri (pop: 17,700) --> Voir les séismes à proximité!
171 km SO de Egilsstaðir (pop: 2,300) --> Voir les séismes à proximité!
177 km NE de Vestmannaeyjar (pop: 4,220) --> Voir les séismes à proximité!
184 km ENE de Selfoss (pop: 6,510) --> Voir les séismes à proximité!
185 km S de Húsavík (pop: 2,230) --> Voir les séismes à proximité!
186 km SE de Sauðarkrokur (pop: 2,580) --> Voir les séismes à proximité!
190 km ENE de Hveragerði (pop: 2,290) --> Voir les séismes à proximité!
221 km E de Reykjavik (pop: 118,900) --> Voir les séismes à proximité!
Weather at epicenter at time of quake:
Light Snow
-7.4°C (19 F), humidity: 98%, wind: 8 m/s (15 kts) from ENE
Primary data source: IMO (Icelandic Met Office)Light Snow
-7.4°C (19 F), humidity: 98%, wind: 8 m/s (15 kts) from ENEEstimated released energy: 2.2 x 107 joules (6.22 kilowatt hours) More info
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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.
| Magnitude | Profondeur | Location | Source |
| M 1.7 | 7.5 km | 4.6 Km SW of Grímsfjall, Iceland | IMO |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 1.7, this quake was too small to be felt by humans, but it was recorded instrumentally.
