Moderate mag. 4.0 earthquake - 5.5 Km NW of Fagradalsfjall, Iceland, on Friday, 26 Feb 2021 12:24 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 2 days earlier.
Moderate mag. 4.0 earthquake - 5.5 Km NW of Fagradalsfjall, Iceland, on Friday, 26 Feb 2021 12:24 pm (GMT +0)

Moderate magnitude 4.0 earthquake at 6 km depth

26 Feb 12:34 UTC: First to report: IMO after 10 minutes.
26 Feb 12:34: Magnitude recalculated from 4.1 to 3.9. Hypocenter depth recalculated from 1.1 to 6.2 km (from 0.7 to 3.9 mi). Epicenter location corrected by 5.8 km (3.6 mi) towards ESE.
26 Feb 12:37: Magnitude recalculated from 3.9 to 4.0. Hypocenter depth recalculated from 6.2 to 6.4 km (from 3.9 to 4 mi). Epicenter location corrected by 1.2 km (0.7 mi) towards SSE.
Date & time: 26 Feb 2021 12:24:13 UTC -
Local time at epicenter: Friday, 26 Feb 2021 12:24 pm (GMT +0)
Magnitude: 4
Depth: 6.4 km
Epicenter latitude / longitude: 63.91°N / 22.242°W (Iceland)
Nearest volcano: Krísuvík (7 km / 4 mi)
Nearby towns and cities:
11 km (7 mi) SE of Vogar (pop: 1,030) --> See nearby quakes!
13 km (8 mi) NE of Grindavik (pop: 2,860) --> See nearby quakes!
23 km (14 mi) SW of Hafnarfjordur (pop: 26,800) --> See nearby quakes!
25 km (16 mi) SW of Garðabaer (pop: 11,400) --> See nearby quakes!
27 km (17 mi) ESE of Sangerdhi (pop: 1,550) --> See nearby quakes!
28 km (17 mi) SW of Kopavogur (pop: 31,700) --> See nearby quakes!
30 km (19 mi) SW of Reykjavik (pop: 118,900) --> See nearby quakes!
39 km (24 mi) SW of Mosfellsbaer (pop: 8,650) --> See nearby quakes!
42 km (26 mi) W of Thorlakshofn (pop: 1,490) --> See nearby quakes!
47 km (29 mi) S of Akranes (pop: 6,610) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 7°C (45 F), humidity: 93%, wind: 7 m/s (14 kts) from SE
Primary data source: IMO (Icelandic Met Office)
Estimated released energy: 6.3 x 1010 joules (17.5 megawatt hours, equivalent to 15.1 tons of TNT) More info
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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.
MagnitudeDepthLocationSource
4.06.4 km5.5 Km NW of Fagradalsfjall, IcelandIMO
4.11 kmICELAND REGIONEMSC

User reports for this quake (12)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Grindavik (12.1 km SW of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 1-2 s : Water moving in awuarium. Hause is little moving. | 2 users found this interesting. (reported through our app)  
29.5 km NE of epicenter [Map] / Very weak shaking (MMI II) (reported through our app)
27.8 km NE of epicenter [Map] / Light shaking (MMI IV) / single lateral shake / 1-2 s
30.4 km NNE of epicenter [Map] / Light shaking (MMI IV) / single vertical bump / very short
18 km WNW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
Reykjavík (31.5 km NNE of epicenter) [Map] / Light shaking (MMI IV) / 1-2 s (reported through our app)
30.4 km NNE of epicenter [Map] / Light shaking (MMI IV) / 1-2 s
Kópavogur / Weak shaking (MMI III) / rattling, vibrating / 1-2 s
Reykjavík / Light shaking (MMI IV) / both vertical and horizontal swinging / 1-2 s
Njarðvík / Very weak shaking (MMI II)
Hamraborg / Light shaking (MMI IV) / single lateral shake / very short
Keflavik / Very weak shaking (MMI II) / single lateral shake / 1-2 s
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