Moderate mag. 4.1 earthquake - 8.4 Km NE of Reykjanestá, Iceland, on Wednesday, 16 Dec 2020 4:33 am (GMT +0) -

Moderate mag. 4.1 earthquake - 8.4 Km NE of Reykjanestá, Iceland, on Wednesday, 16 Dec 2020 4:33 am (GMT +0)

Moderate magnitude 4.1 earthquake at 6 km depth

16 Dec 04:41 UTC: First to report: IMO after 8 minutes.
16 Dec 04:57: Magnitude recalculated from 3.7 to 3.4. Hypocenter depth recalculated from 8.3 to 5.4 km (from 5.2 to 3.4 mi). Epicenter location corrected by 1.2 km (0.7 mi) towards ENE.
16 Dec 05:01: Magnitude recalculated from 3.4 to 4.1. Hypocenter depth recalculated from 5.4 to 6.3 km (from 3.4 to 3.9 mi).
Date & time: 16 Dec 2020 04:33:27 UTC -
Local time at epicenter: Wednesday, 16 Dec 2020 4:33 am (GMT +0)
Magnitude: 4.1
Depth: 6.3 km
Epicenter latitude / longitude: 63.863°N / 22.609°W (Reykjanesbær, Southern Peninsula, Iceland)
Nearest volcano: Reykjanes (7 km / 4 mi)
Nearby towns and cities:
9 km (5 mi) SSE of Hafnir (pop: 76) --> See nearby quakes!
9 km (5 mi) WNW of Grindavik (pop: 2,860) --> See nearby quakes!
17 km (11 mi) SW of Vogar (pop: 1,030) --> See nearby quakes!
20 km (12 mi) SSE of Sangerdhi (pop: 1,550) --> See nearby quakes!
40 km (25 mi) SW of Hafnarfjordur (Capital Region) (pop: 26,800) --> See nearby quakes!
42 km (26 mi) SW of Garðabaer (Capital Region) (pop: 11,400) --> See nearby quakes!
44 km (27 mi) SW of Kopavogur (Capital Region) (pop: 31,700) --> See nearby quakes!
46 km (29 mi) SW of Reykjavik (Capital Region) (pop: 118,900) --> See nearby quakes!
56 km (35 mi) SW of Mosfellsbaer (Capital Region) (pop: 8,650) --> See nearby quakes!
57 km (36 mi) SSW of Akranes (West) (pop: 6,610) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 6°C (43 F), humidity: 70%, wind: 8 m/s (16 kts) from ENE
Primary data source: IMO (Icelandic Met Office)
Estimated released energy: 8.9 x 1010 joules (24.8 megawatt hours, equivalent to 21.3 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.
MagnitudeDepthLocationSource
4.16.3 km8.4 Km NE of Reykjanestá, IcelandIMO
4.16 kmICELAND REGIONEMSC

User reports for this quake (9)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
keflavik (12.3 km N of epicenter) [Map] / Weak shaking (MMI III) / horizontal (sideways) swinging / 2-5 s
16 km N of epicenter [Map] / Light shaking (MMI IV) / 2-5 s
12.3 km N of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
15.2 km N of epicenter [Map] / Very weak shaking (MMI II) / single lateral shake / very short
Innri-Njarðvík / Light shaking (MMI IV) / rattling, vibrating / 1-2 s
Keflavik / Light shaking (MMI IV)
Keflavik / Light shaking (MMI IV) / vibration and rolling / 1-2 s
Blue lagoon / Moderate shaking (MMI V)
Njarðvík Reykjanesbær / Light shaking (MMI IV)
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Earlier earthquakes in the same area

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