Light mag. 3.6 earthquake - 2.4 Km WSW of Keilir, Iceland, on Sunday, 28 Feb 2021 1:30 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 3.6 earthquake at 5 km depth
28 Feb 01:37 UTC: First to report: IMO after 7 minutes.
Date & time: 28 Feb 2021 01:30:07 UTC -
Local time at epicenter: Sunday, 28 Feb 2021 1:30 am (GMT +0)
Magnitude: 3.6
Depth: 5.4 km
Epicenter latitude / longitude: 63.936°N / 22.22°W
(Iceland)Nearest volcano: Krísuvík (6 km / 4 mi)
Nearby towns and cities:
10 km (6 mi) ESE of Vogar (pop: 1,030) --> See nearby quakes!
15 km (9 mi) NE of Grindavik (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) SW of Kopavogur (pop: 31,700) --> See nearby quakes!
26 km (16 mi) ESE of Sangerdhi (pop: 1,550) --> See nearby quakes!
27 km (17 mi) SW of Reykjavik (pop: 118,900) --> See nearby quakes!
36 km (22 mi) SW of Mosfellsbaer (pop: 8,650) --> See nearby quakes!
42 km (26 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: 12 m/s (24 kts) from SSW
Primary data source: IMO (Icelandic Met Office)Broken Clouds
3.5°C (38 F), humidity: 81%, wind: 12 m/s (24 kts) from SSWEstimated released energy: 1.6 x 1010 joules (4.4 megawatt hours, equivalent to 3.79 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 |
| 3.6 | 5.4 km | 2.4 Km WSW of Keilir, Iceland | IMO |
| 3.6 | 5 km | ICELAND REGION | EMSC |
User reports for this quake (9)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
27.4 km NNE of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
Downtown Reykjavik (27.5 km NNE of epicenter) [Map] / Light shaking (MMI IV) / 1-2 s
20.1 km NE of epicenter [Map] / Moderate shaking (MMI V) (reported through our app)
Njardvik (17 km WNW of epicenter) [Map] / not felt / very short (reported through our app)
17.7 km WNW of epicenter [Map] / Very weak shaking (MMI II)
26.4 km NNE of epicenter [Map] / Weak shaking (MMI III) (reported through our app)
23.2 km NE of epicenter [Map] / Very weak shaking (MMI II) (reported through our app)
307.2 km NNE of epicenter [Map] / Very weak shaking (MMI II) / horizontal (sideways) swinging / 1-2 s (reported through our app)
Reykjavik / Very weak shaking (MMI II) / single lateral shake / very short
Earlier earthquakes in the same area
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