Mag. 4.1 earthquake - 4.1 Km NE of Gjögurtá, Iceland, on Tuesday, 6 October 2020 at 05:47 (GMT) -
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Light magnitude 4.1 earthquake at 11 km depth
6 Oct 05:56 UTC: First to report: EMSC after 9 minutes.
6 Oct 05:57: Now using data updates from IMO
6 Oct 10:09: Magnitude recalculated from 4.0 to 4.1.
6 Oct 05:57: Now using data updates from IMO
6 Oct 10:09: Magnitude recalculated from 4.0 to 4.1.
Magnitude: 4.1
Depth: 11.2 km
Epicenter latitude / longitude: 66.202°N / 18.208°W

Nearest volcano: Tjörnes Fracture Zone (51 km / 32 mi)
Nearby towns and cities:
25 km (15 mi) NE of Olafsfjordur (pop: 790) --> See nearby quakes!
30 km (18 mi) NNE of Dalvik (pop: 1,360) --> See nearby quakes!
32 km (20 mi) E of Siglufjordur (pop: 1,190) --> See nearby quakes!
43 km (27 mi) WNW of Norðurþing (pop: 2,230) --> See nearby quakes!
58 km (36 mi) N of Akureyri (pop: 17,700) --> See nearby quakes!
65 km (41 mi) NW of Laugar (pop: 1000) --> See nearby quakes!
82 km (51 mi) NE of Sauðarkrokur (pop: 2,580) --> See nearby quakes!
287 km (178 mi) NE of Reykjavik (pop: 118,900) --> See nearby quakes!
290 km (180 mi) NE of Kopavogur (pop: 31,700) --> See nearby quakes!
294 km (183 mi) NE of Alftanes (pop: 2,390) --> See nearby quakes!
39 km (24 mi) SSW of Grimsey Island --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds
5°C (41 F), humidity: 86%, wind: 4 m/s (8 kts) from NW
Primary data source: IMO (Icelandic Met Office)
Overcast Clouds

Estimated released energy: 8.9 x 1010 joules (24.8 megawatt hours, equivalent to 21.3 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 |
M 4.1 | 11 km | 4.1 Km NE of Gjögurtá, Iceland | IMO |
M 4.1 | 4 km | 43 Km WNW of Nordurthing, Iceland | EMSC |
User reports for this quake (3)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Kolkata (8448.4 km ENE of epicenter) [Map] / not felt
32.5 km SSW of epicenter [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging / 2-5 s
Olafsjordur / Moderate shaking (MMI V) / 5-10 s
Earlier earthquakes in the same area
Mag. 4.1 earthquake - 4.1 Km NE of Gjögurtá, Iceland, on Tuesday, 6 October 2020 at 05:47 (GMT)Click here to search our database for earlier earthquakes in the same area since 1900!