Moderate mag. 3.8 earthquake - 1.2 Km SW of Keilir, Iceland, on Sunday, 28 Feb 2021 9:35 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 4 days earlier.
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Moderate magnitude 3.8 earthquake at 7 km depth
28 Feb 21:52 UTC: First to report: IMO after 16 minutes.
Date & time: 28 Feb 2021 21:35:56 UTC -
Local time at epicenter: Sunday, 28 Feb 2021 9:35 pm (GMT +0)
Magnitude: 3.8
Depth: 6.9 km
Epicenter latitude / longitude: 63.934°N / 22.191°W

Nearest volcano: Krísuvík (4 km / 2 mi)
Nearby towns and cities:
11 km (7 mi) ESE of Vogar (pop: 1,030) --> See nearby quakes!
16 km (10 mi) NE of Grindavik (pop: 2,860) --> See nearby quakes!
19 km (12 mi) SW of Hafnarfjordur (pop: 26,800) --> See nearby quakes!
22 km (13 mi) SW of Garðabaer (pop: 11,400) --> See nearby quakes!
24 km (15 mi) SW of Kopavogur (pop: 31,700) --> See nearby quakes!
27 km (17 mi) SSW of Reykjavik (pop: 118,900) --> See nearby quakes!
28 km (17 mi) ESE of Sangerdhi (pop: 1,550) --> See nearby quakes!
35 km (22 mi) SW of Mosfellsbaer (pop: 8,650) --> See nearby quakes!
43 km (27 mi) S of Akranes (pop: 6,610) --> See nearby quakes!
50 km (31 mi) W of Hveragerdi (pop: 2,290) --> See nearby quakes!
Weather at epicenter at time of quake:
Broken Clouds
3.5°C (38 F), humidity: 70%, wind: 11 m/s (21 kts) from SW
Primary data source: IMO (Icelandic Met Office)Broken Clouds

Estimated released energy: 3.2 x 1010 joules (8.78 megawatt hours, equivalent to 7.56 tons of TNT) More info
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 | Depth | Location | Source |
3.8 | 6.9 km | 1.2 Km SW of Keilir, Iceland | IMO |
3.8 | 7 km | ICELAND REGION | EMSC |
User reports for this quake (68)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Gardabaer / Light shaking (MMI IV)
Reykjavik 104 / Weak shaking (MMI III) / rattling, vibrating / 1-2 s
26.6 km WNW of epicenter [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging / 2-5 s (reported through our app)
reykjavik / Moderate shaking (MMI V) / single lateral shake
Reykjavík, Iceland / Light shaking (MMI IV) / single lateral shake / 2-5 s
keflavik / Light shaking (MMI IV) / 2-5 s
Kopavogur / Light shaking (MMI IV) / rattling, vibrating / 1-2 s
26.2 km NNE of epicenter [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging / 2-5 s (reported through our app)
Keflavik (18.9 km WNW of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
108 Reykjavik / Light shaking (MMI IV) / single vertical bump / 2-5 s
27.9 km NE of epicenter [Map] / Light shaking (MMI IV) / single vertical bump / very short (reported through our app)
Barmahlid 43 Reykjavik (26.2 km NNE of epicenter) [Map] / Light shaking (MMI IV) / 2-5 s
26 km NNE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
Kópavogur, Arnarsmári / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
17.7 km NE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
24.6 km NE of epicenter [Map] / Very weak shaking (MMI II) (reported through our app)
24.2 km NNE of epicenter [Map] / Moderate shaking (MMI V) / 2-5 s
reykjavik / Weak shaking (MMI III) / rattling, vibrating / 2-5 s
Reykjavik / Light shaking (MMI IV) / rattling, vibrating / 1-2 s : Sharp and short, my sofa jerked to the side
26.5 km NNE of epicenter [Map] / Light shaking (MMI IV)
Rvk / Moderate shaking (MMI V)
Reykjavík 105 (27.9 km NNE of epicenter) [Map] / Weak shaking (MMI III) (reported through our app)
22.5 km NE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
Engihjalla / Light shaking (MMI IV)
Reykjavík / Weak shaking (MMI III)
26.1 km NE of epicenter [Map] / Weak shaking (MMI III) / 2-5 s (reported through our app)
Reykjavík (25.9 km NE of epicenter) [Map] / Weak shaking (MMI III) / single vertical bump / very short (reported through our app)
26.8 km NNE of epicenter [Map] / Strong shaking (MMI VI) / single vertical bump / 1-2 s
Keflavik / Very weak shaking (MMI II) / 1-2 s : Short shake
19.6 km NE of epicenter [Map] / Light shaking (MMI IV) / 2-5 s (reported through our app)
19.6 km WNW of epicenter [Map] / Light shaking (MMI IV) / 2-5 s (reported through our app)
26.6 km NNE of epicenter [Map] / Light shaking (MMI IV) / single lateral shake / 2-5 s (reported through our app)
Reykjavik, Hrafnhólar (26.8 km NE of epicenter) [Map] / Weak shaking (MMI III) (reported through our app)
11.2 km WNW of epicenter [Map] / Light shaking (MMI IV) / both vertical and horizontal swinging / 2-5 s (reported through our app)
reykjavik / Moderate shaking (MMI V) / rattling, vibrating
Reykjavik / Light shaking (MMI IV)
18.3 km WNW of epicenter [Map] / Light shaking (MMI IV) / single lateral shake / 2-5 s (reported through our app)
Gardabaer / Weak shaking (MMI III) / single vertical bump / very short
17.8 km NE of epicenter [Map] / Moderate shaking (MMI V) / rattling, vibrating / 1-2 s (reported through our app)
Kópavogur / Moderate shaking (MMI V)
Reykjavik 101 / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
26.6 km NNE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
Reykjavík, 108 (26.7 km NE of epicenter) [Map] / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s (reported through our app)
26.1 km NNE of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
reykjavik / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s
20.2 km NE of epicenter [Map] / Strong shaking (MMI VI) (reported through our app)
Reykjavik (26.5 km NNE of epicenter) [Map] / Light shaking (MMI IV) / single lateral shake / 1-2 s (reported through our app)
25.2 km NNE of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s (reported through our app)
Reykjavík 105 - Teigar / Light shaking (MMI IV) / horizontal (sideways) swinging / 5-10 s
26.4 km NNE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
35.2 km NE of epicenter [Map] / Light shaking (MMI IV) / single vertical bump / very short
Kopavogur / Weak shaking (MMI III) / very short
23.6 km NE of epicenter [Map] / Moderate shaking (MMI V) / 1-2 s
Reykjavík / Light shaking (MMI IV) / 2-5 s
Reykjavik 104 / Weak shaking (MMI III) / rattling, vibrating / 1-2 s
Akranes / Weak shaking (MMI III)
Gardabaer / Light shaking (MMI IV)
26.7 km NNE of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s (reported through our app)
26 km NNE of epicenter [Map] / Moderate shaking (MMI V)
26.4 km NNE of epicenter [Map] / Light shaking (MMI IV) / 1-2 s (reported through our app)
Reykjavík (26 km NE of epicenter) [Map] / Light shaking (MMI IV) / single vertical bump / 2-5 s (reported through our app)
14.9 km WNW of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating (reported through our app)
16.8 km NE of epicenter [Map] / Light shaking (MMI IV) / single vertical bump / 2-5 s (reported through our app)
Gardur / Light shaking (MMI IV)
101 Reykjavik / Light shaking (MMI IV)
111 (25.9 km NE of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 2-5 s (reported through our app)
Hafnarfjordur (18.4 km NE of epicenter) [Map] / Light shaking (MMI IV) / single lateral shake / 1-2 s (reported through our app)
15.2 km NE of epicenter [Map] / Light shaking (MMI IV) / 1-2 s
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