Moderate mag. 4.2 earthquake - 0.7 Km S of Fagradalsfjall, Iceland, on Sunday, 7 Mar 2021 2:33 am (GMT +0) -

This quake was likely an aftershock of the 5.0 quake 3.2 km WSW of Fagradalsfjall, Reykjanes peninsula, Iceland, 7 Mar 2021 2:01 am (GMT +0), which had occurred 32 minutes earlier.
Moderate mag. 4.2 earthquake - 0.7 Km S of Fagradalsfjall, Iceland, on Sunday, 7 Mar 2021 2:33 am (GMT +0)

Moderate magnitude 4.2 earthquake at 7 km depth

7 Mar 02:38 UTC: First to report: EMSC after 4 minutes.
7 Mar 02:46: Now using data updates from IMO
Date & time: 7 Mar 2021 02:33:36 UTC -
Local time at epicenter: Sunday, 7 Mar 2021 2:33 am (GMT +0)
Magnitude: 4.2
Depth: 6.5 km
Epicenter latitude / longitude: 63.896°N / 22.274°W (Sveitarfélagið Vogar, Southern Peninsula, Iceland)
Nearest volcano: Krísuvík (9 km / 6 mi)
Nearby towns and cities:
10 km (6 mi) NE of Grindavik (pop: 2,860) --> See nearby quakes!
18 km (11 mi) SE of Reykjanesbaer (pop: 2,010) --> See nearby quakes!
25 km (16 mi) SW of Hafnarfjordur (Capital Region) (pop: 26,800) --> See nearby quakes!
27 km (17 mi) SW of Garðabaer (Capital Region) (pop: 11,400) --> See nearby quakes!
30 km (19 mi) SW of Kopavogur (Capital Region) (pop: 31,700) --> See nearby quakes!
32 km (20 mi) SW of Reikiavik (Capital Region) (pop: 118,900) --> See nearby quakes!
41 km (26 mi) SW of Mosfellsbaer (Capital Region) (pop: 8,650) --> See nearby quakes!
44 km (27 mi) W of Thorlakshofn (South) (pop: 1,490) --> See nearby quakes!
48 km (30 mi) S of Akranes (West) (pop: 6,610) --> See nearby quakes!
54 km (34 mi) WSW of Hveragerdi (South) (pop: 2,290) --> See nearby quakes!
Weather at epicenter at time of quake:
Broken Clouds 3.6°C (39 F), humidity: 93%, wind: 2 m/s (3 kts) from W
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) 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.
Mag.DepthLocationSource
4.26.5 km0.7 Km S of Fagradalsfjall, IcelandIMO
4.02 kmICELAND REGIONEMSC
4.010 km5 Km WNW of Álftanes, IcelandUSGS

User reports for this quake (19)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
32.1 km NNE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
Ásbrú (16.1 km WNW of epicenter) [Map] / Moderate shaking (MMI V) / rattling, vibrating / 5-10 s (reported through our app)
31.2 km NE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
10.5 km NNW of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
11 km NNW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
16.4 km WNW of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
Reykjavik 101 (32.5 km NNE of epicenter) [Map] / Very weak shaking (MMI II) (reported through our app)
Reykjavik, apartment on ground floor (32.4 km NNE of epicenter) [Map] / Very weak shaking (MMI II) / 1-2 s (reported through our app)
Borgarnes (75.9 km NNE of epicenter) [Map] / Moderate shaking (MMI V)
32 km NNE of epicenter [Map] / Weak shaking (MMI III)
16.2 km WNW of epicenter [Map] / Moderate shaking (MMI V) / 1-2 s
Reykjavík 105 (33.7 km NNE of epicenter) [Map] / Weak shaking (MMI III) (reported through our app)
26 km NE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
32.4 km NNE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
34 km NE of epicenter [Map] / Very weak shaking (MMI II) / single lateral shake / 1-2 s (reported through our app)
Reykjavík (33.5 km NE of epicenter) [Map] / Light shaking (MMI IV) (reported through our app)
31.9 km NE of epicenter [Map] / Weak shaking (MMI III) / 1-2 s (reported through our app)
Reykjavik / Moderate shaking (MMI V)
Garðabær / Very weak shaking (MMI II)
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