Moderate mag. 4.2 earthquake - 5.8 Km NE of Krýsuvík, Iceland, on Wednesday, 24 Feb 2021 12:37 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 hours and 32 minutes earlier.
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Moderate magnitude 4.2 earthquake at 2 km depth
24 Feb 12:42 UTC: First to report: IMO after 5 minutes.
24 Feb 12:49: Magnitude recalculated from 3.7 to 4.2. Hypocenter depth recalculated from 1.1 to 1.7 km (from 0.7 to 1.1 mi). Epicenter location corrected by 1.5 km (0.9 mi) towards SE.
24 Feb 12:49: Magnitude recalculated from 3.7 to 4.2. Hypocenter depth recalculated from 1.1 to 1.7 km (from 0.7 to 1.1 mi). Epicenter location corrected by 1.5 km (0.9 mi) towards SE.
Date & time: 24 Feb 2021 12:37:30 UTC -
Local time at epicenter: Wednesday, 24 Feb 2021 12:37 pm (GMT +0)
Magnitude: 4.2
Depth: 1.7 km
Epicenter latitude / longitude: 63.921°N / 21.973°W
(Iceland)Nearest volcano: Krísuvík (5 km / 3 mi)
Nearby towns and cities:
16 km (10 mi) S of Hafnarfjordur (pop: 26,800) --> See nearby quakes!
19 km (12 mi) S of Garðabaer (pop: 11,400) --> See nearby quakes!
21 km (13 mi) S of Kopavogur (pop: 31,700) --> See nearby quakes!
24 km (15 mi) S of Reykjavik (pop: 118,900) --> See nearby quakes!
25 km (15 mi) ENE of Grindavik (pop: 2,860) --> See nearby quakes!
30 km (18 mi) WNW of Thorlakshofn (pop: 1,490) --> See nearby quakes!
30 km (19 mi) ESE of Reykjanesbaer (pop: 2,010) --> See nearby quakes!
30 km (19 mi) SSW of Mosfellsbaer (pop: 8,650) --> See nearby quakes!
39 km (24 mi) WSW of Hveragerdi (pop: 2,290) --> See nearby quakes!
45 km (28 mi) S of Akranes (pop: 6,610) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky
4°C (39 F), humidity: 81%, wind: 3 m/s (5 kts) from NE
Primary data source: IMO (Icelandic Met Office)Clear Sky
4°C (39 F), humidity: 81%, wind: 3 m/s (5 kts) from NEEstimated released energy: 1.3 x 1011 joules (35 megawatt hours, equivalent to 30.1 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 |
| 4.2 | 1.7 km | 5.8 Km NE of Krýsuvík, Iceland | IMO |
User reports for this quake (4)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Reykjavík 101 (25 km N of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 5-10 s
23.6 km N of epicenter [Map] / not felt (reported through our app)
Reykjavik (23.7 km N of epicenter) [Map] / Weak shaking (MMI III) (reported through our app)
22.7 km N of epicenter [Map] / Moderate shaking (MMI V) / rattling, vibrating / 1-2 s (reported through our app)
Earlier earthquakes in the same area
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