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Moderate mag. 4.7 earthquake - 1.6 Km W of Keilir, Iceland, on Sunday, Feb 28, 2021 at 7:01 pm (GMT +0) -

This quake was likely an aftershock of the 5.7 quake 3.0 Km S of Hella, Iceland, Feb 24, 2021 10:05 am (GMT +0), which had occurred 4 days earlier.
Moderate mag. 4.7 earthquake - 1.6 Km W of Keilir, Iceland, on Sunday, Feb 28, 2021 at 7:01 pm (GMT +0) Moderate mag. 4.7 earthquake - 1.6 Km W of Keilir, Iceland, on Sunday, Feb 28, 2021 at 7:01 pm (GMT +0)

Moderate magnitude 4.7 earthquake at 5 km depth

28 Feb 19:08 UTC: First to report: GFZ after 6 minutes.
28 Feb 19:09: Now using data updates from IMO
... [show all] ...
28 Feb 19:33: Magnitude recalculated from 4.6 to 4.7.
Date & time: Feb 28, 2021 19:01:37 UTC -
Local time at epicenter: Sunday, Feb 28, 2021 at 7:01 pm (GMT +0)
Magnitude: 4.7
Depth: 5.0 km
Epicenter latitude / longitude: 63.924°N / 22.188°W (Mosfellsbaer, Capital Region, Iceland)
Antipode: 63.924°S / 157.812°E
Nearest volcano: Krísuvík (5 km / 3 mi)
Nearby towns and cities:
12 km (7 mi) ESE of Vogar (Southern Peninsula) (pop: 1,030) --> See nearby quakes!
16 km (10 mi) NE of Grindavik (Southern Peninsula) (pop: 2,860) --> See nearby quakes!
20 km (12 mi) SW of Hafnarfjordur (pop: 26,800) --> See nearby quakes!
22 km (14 mi) SW of Garðabaer (pop: 11,400) --> See nearby quakes!
25 km (15 mi) SSW of Kopavogur (pop: 31,700) --> See nearby quakes!
28 km (17 mi) SSW of Reykjavik (pop: 118,900) --> See nearby quakes!
28 km (18 mi) ESE of Sangerdhi (Southern Peninsula) (pop: 1,550) --> See nearby quakes!
36 km (22 mi) SW of Mosfellsbaer (pop: 8,650) --> See nearby quakes!
45 km (28 mi) S of Akranes (West) (pop: 6,610) --> See nearby quakes!
50 km (31 mi) W of Hveragerdi (South) (pop: 2,290) --> See nearby quakes!
Weather at epicenter at time of quake:
Broken Clouds 3°C (37 F), humidity: 70%, wind: 13 m/s (26 kts) from SW
Primary data source: IMO (Icelandic Met Office)
Estimated released energy: 7.1 x 1011 joules (197 megawatt hours, equivalent to 169 tons of TNT) | about seismic energy
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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.
Mag.DepthLocationSource
4.75 km1.6 Km W of Keilir, IcelandIMO
4.610 kmICELANDEMSC
4.410 kmIcelandGFZ
4.610 km10 Km SW of Hafnarfjörður, IcelandUSGS

User reports for this quake (145)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Reikiavik, Reykjavíkurborg, Capital Region (27.6 km NNE of epicenter) [Map] / Moderate shaking (MMI V) / vertical swinging (up and down) / 2-5 s : 1st floor of downtown hotel. First one with sound of rattling cups and furniture. | 4 users found this interesting. (reported through our app)  
Reykjavík (28.8 km NE of epicenter) [Map] / Weak shaking (MMI III) : Smal | 2 users found this interesting. (reported through our app)  
Reykjavík 105 - Teigar / Light shaking (MMI IV) / horizontal (sideways) swinging / 10-15 s : This one lasted a longer time | 2 users found this interesting.  
Akranes (44 km N of epicenter) [Map] / Weak shaking (MMI III) : All swing at home | One user found this interesting.  
Kopavogur, Capital Region (25.3 km NE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s : Rambling walls and furniture | One user found this interesting. (reported through our app)  
Mosfellsbær, Capital Region (35.4 km NE of epicenter) [Map] / Light shaking (MMI IV) / very short : Very fast | One user found this interesting. (reported through our app)  
Reikiavik, Reykjavíkurborg, Capital Region (28.3 km NE of epicenter) [Map] / Weak shaking (MMI III) : Lekkie drżenie, Reykjavík 104. | One user found this interesting. (reported through our app)  
Reykjavik / Strong shaking (MMI VI) / rattling, vibrating / 1-2 s : Dass Scheiße!! | One user found this interesting.  
Reykjavik / Light shaking (MMI IV) / rattling, vibrating / 1-2 s : rattle | One user found this interesting.  
Arbæ, Reyjavik / Very weak shaking (MMI II) : I was going n bed and feel with my back on the wall was shaking a little | One user found this interesting.  
Mosfellsbær, Capital Region (31.3 km NE of epicenter) [Map] / Light shaking (MMI IV)
Hafnarfjordur, Capital Region (16 km NE of epicenter) [Map] / Moderate shaking (MMI V) / rattling, vibrating / 1-2 s
Reikiavik, Reykjavíkurborg, Capital Region (27 km NNE of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
Suðurgata Hafnarfjordur (19.4 km NE of epicenter) [Map] / Light shaking (MMI IV) / 2-5 s : Very strange shaking inside my dads house when this happened. Different than past earthquakes  
Reykjavik (28.5 km NE of epicenter) [Map] / Moderate shaking (MMI V)
Reykjavik (25.4 km NE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / very short
Kopavogur, Capital Region (26.2 km NE of epicenter) [Map] / Light shaking (MMI IV) / 5-10 s : Table I was sitting next to was shaking (reported through our app)  
Reikiavik, Reykjavíkurborg, Capital Region (26.9 km NNE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 1-2 s
Kópavogur (26 km NE of epicenter) [Map] / Light shaking (MMI IV) / 2-5 s : Cat noticed the tremor first.  
Kopavogur, Capital Region (26.2 km NE of epicenter) [Map] / Very weak shaking (MMI II) (reported through our app)
Hafnarfjordur, Capital Region (19.5 km NE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
Smaralind (26.1 km NNE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s (reported through our app)
Reykjanesbaer, Southern Peninsula (15.3 km WNW of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
Reikiavik, Reykjavíkurborg, Capital Region (27.4 km NNE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s (reported through our app)
Seltjarnarnes, Capital Region (26.9 km NNE of epicenter) [Map] / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s
Reykjanesbaer, Southern Peninsula (18.8 km WNW of epicenter) [Map] / Moderate shaking (MMI V) / rattling, vibrating / 5-10 s
Reikiavik, Reykjavíkurborg, Capital Region (29.4 km NNE of epicenter) [Map] / Very strong shaking (MMI VII) (reported through our app)
Reykjanesbaer, Southern Peninsula (19.7 km WNW of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 5-10 s (reported through our app)
Reikiavik, Reykjavíkurborg, Capital Region (27.3 km NNE of epicenter) [Map] / Light shaking (MMI IV) (reported through our app)
Hafnarfjordur, Capital Region (21.1 km NE of epicenter) [Map] / Moderate shaking (MMI V) / horizontal (sideways) swinging / 2-5 s (reported through our app)
Seltjarnarnes, Capital Region (27.4 km NNE of epicenter) [Map] / Light shaking (MMI IV) (reported through our app)
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