Light mag. 3.1 earthquake - 5.3 Km N of Krýsuvík, Iceland, on Sunday, 28 Feb 2021 1:20 am (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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Light magnitude 3.1 earthquake at 5 km depth
28 Feb 01:29 UTC: First to report: IMO after 9 minutes.
Date & time: 28 Feb 2021 01:20:11 UTC -
Local time at epicenter: Sunday, 28 Feb 2021 1:20 am (GMT +0)
Magnitude: 3.1
Depth: 4.5 km
Epicenter latitude / longitude: 63.935°N / 22.056°W

Nearest volcano: Krísuvík (2 km / 1 mi)
Nearby towns and cities:
16 km (10 mi) SSW of Hafnarfjordur (pop: 26,800) --> See nearby quakes!
17 km (10 mi) ESE of Vogar (pop: 1,030) --> See nearby quakes!
18 km (11 mi) SSW of Garðabaer (pop: 11,400) --> See nearby quakes!
21 km (13 mi) SSW of Kopavogur (pop: 31,700) --> See nearby quakes!
22 km (13 mi) ENE of Grindavik (pop: 2,860) --> See nearby quakes!
24 km (15 mi) SSW of Reykjavik (pop: 118,900) --> See nearby quakes!
31 km (19 mi) SW of Mosfellsbaer (pop: 8,650) --> See nearby quakes!
34 km (21 mi) ESE of Sangerdhi (pop: 1,550) --> See nearby quakes!
34 km (21 mi) WNW of Thorlakshofn (pop: 1,490) --> See nearby quakes!
43 km (27 mi) S of Akranes (pop: 6,610) --> See nearby quakes!
Weather at epicenter at time of quake:
Broken Clouds
3.5°C (38 F), humidity: 81%, wind: 11 m/s (22 kts) from SSW
Primary data source: IMO (Icelandic Met Office)Broken Clouds

Estimated released energy: 2.8 x 109 joules (783 kilowatt hours, equivalent to 0.674 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 |
3.1 | 4.5 km | 5.3 Km N of Krýsuvík, Iceland | IMO |
3.1 | 4 km | ICELAND REGION | EMSC |
User reports for this quake (20)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
16.2 km NNE of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
Gardabaer (18 km NNE of epicenter) [Map] / Very weak shaking (MMI II) / rattling, vibrating / 2-5 s
Reykjavík (25.4 km NNE of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 2-5 s
23.8 km NNE of epicenter [Map] / Moderate shaking (MMI V) / rattling, vibrating / 1-2 s (reported through our app)
23.9 km N of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
24 km NNE of epicenter [Map] / Weak shaking (MMI III)
11.3 km NNE of epicenter [Map] / Moderate shaking (MMI V) / rattling, vibrating / 1-2 s
24 km NNE of epicenter [Map] / Weak shaking (MMI III) / rattling, vibrating / 1-2 s
23.6 km NNE of epicenter [Map] / Weak shaking (MMI III) (reported through our app)
24.2 km NNE of epicenter [Map] / Weak shaking (MMI III) / single vertical bump / very short (reported through our app)
24.4 km NNE of epicenter [Map] / Light shaking (MMI IV)
Hátún (24.3 km NNE of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
19.1 km NNE of epicenter [Map] / Very weak shaking (MMI II)
23 km NNE of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
Kópavogur / Light shaking (MMI IV) / 2-5 s
Reykjavik 101 / Very weak shaking (MMI II) / rattling, vibrating / 1-2 s
reykjavik / Weak shaking (MMI III) / single vertical bump
Reykjavik, vesturbaer / Light shaking (MMI IV)
Reykjavik / Light shaking (MMI IV) / single lateral shake / very short
Reykjavík 105 / Light shaking (MMI IV) / single lateral shake / 1-2 s
Earlier earthquakes in the same area
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