Strong mag. 6.1 earthquake - Bering Sea, 32 mi west of Amatignak Island, Aleutians West County, Alaska, USA, on Sunday, 3 Jan 2:38 am (GMT -10)

Very strong mag. 6.1 earthquake - Bering Sea, 32 mi west of Amatignak Island, Aleutians West, Alaska, USA, on Sunday, Jan 3, 2021 2:38 am (GMT -10)

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Very strong mag. 6.1 earthquake - Bering Sea, 32 mi west of Amatignak Island, Aleutians West, Alaska, USA, on Sunday, Jan 3, 2021 2:38 am (GMT -10)

Very strong magnitude 6.1 earthquake at 17 km depth

3 Jan 12:47 UTC: First to report: USGS after 9 minutes.
3 Jan 12:58: Magnitude recalculated from 5.7 to 6.1. Hypocenter depth recalculated from 42.0 to 17.1 km (from 26 to 10.6 mi). Epicenter location corrected by 34 km (21 mi) towards N.
8 Jan 02:00: Now using data updates from USGS
Date & time: Jan 3, 2021 12:38:48 UTC -
Local time at epicenter: Sunday, Jan 3, 2021 2:38 am (GMT -10)
Magnitude: 6.1
Depth: 17.1 km
Epicenter latitude / longitude: 51.1851°N / 179.8389°W (Bering Sea, Alaska, United States)
Antipode: 51.185°S / 0.161°E
Nearest volcano: Semisopochnoi (92 km / 57 mi)
Nearby towns and cities:
235 km (146 mi) WSW of adak alaska (pop: 332) --> See nearby quakes!
405 km (251 mi) WSW of Atka (pop: 64) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 8.9 x 1013 joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 atomic bombs!) | about seismic energy
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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.
Mag.DepthLocationSource
6.117 km235 Km WSW of Adak, Alaska, USAUSGS
6.025 kmAndreanof Islands, Aleutian Islands, USAGFZ
6.128 kmANDREANOF ISLANDS, ALEUTIAN IS., USAEMSC
6.051 kmAndreanof Islands, Aleutian Islands, USAGeoAu
5.8175 kmAndreanof Islands, Aleutian Islands, USABMKG
5.840 kmAndreanof Islands, Aleutian Islands, Alaska, USANIEP

User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Translate
Telford (8464.3 km N of epicenter) [Map] / not felt
Russia, Derbent / Weak shaking (MMI III)
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Aftershocks

[More info]

Recorded aftershocks, latest first (25 quakes)

Date and timeMag
Depth
LocationDetails
Jun 15, 2021 14:07
31 weeks ago
3.8

54 km
Bering Sea, USAMore
Jun 12, 2021 07:48
31 weeks ago
2.8

35 km
Bering Sea, USAMore
Jun 8, 2021 22:02
32 weeks ago
3.1

32 km
Bering Sea, USAMore
May 18, 2021 05:39
35 weeks ago
5.0

35 km
Bering Sea, USAMore
May 18, 2021 02:09
35 weeks ago
3.4

28 km
Bering Sea, USAMore
May 18, 2021 02:05
35 weeks ago
3.3

16 km
Bering Sea, USAMore
May 18, 2021 00:58
35 weeks ago
3.0

12 km
North Pacific Ocean, USAMore
May 17, 2021 20:25
35 weeks ago
5.4

23 km
Bering Sea, USAMore
May 14, 2021 01:31
36 weeks ago
3.4

29 km
Bering Sea, 126 mi W of adak alaska, Aleutians West, Alaska, USAMore
Apr 27, 2021 10:16
38 weeks ago
3.8

42 km
Bering Sea, USAMore
Mar 3, 2021 00:21
46 weeks ago
4.7

10 km
North Pacific Ocean, 131 mi SW of adak alaska, Aleutians West, Alaska, USAMore
Mar 2, 2021 10:02
46 weeks ago
4.4

10 km
North Pacific Ocean, 135 mi SW of adak alaska, Aleutians West, Alaska, USAMore
Feb 28, 2021 10:44
46 weeks ago
5.4

24 km
Bering Sea, 114 mi SW of adak alaska, Aleutians West, Alaska, USAMore
Feb 22, 2021 08:48
47 weeks ago
3.6

18 km
Bering Sea, 130 mi SW of adak alaska, Aleutians West, Alaska, USAMore
Feb 21, 2021 15:02
47 weeks ago
4.8

10 km
North Pacific Ocean, 134 mi SW of adak alaska, Aleutians West, Alaska, USAMore
Feb 20, 2021 04:14
47 weeks ago
4.0

29 km
Bering Sea, 134 mi SW of adak alaska, Aleutians West, Alaska, USAMore
Feb 20, 2021 04:10
47 weeks ago
3.9

10 km
Bering Sea, 136 mi SW of adak alaska, Aleutians West, Alaska, USAMore
Feb 19, 2021 23:03
47 weeks ago
3.6

22 km
Bering Sea, 116 mi SW of adak alaska, Aleutians West, Alaska, USAMore
Feb 19, 2021 12:29
48 weeks ago
3.9

14 km
Bering Sea, 137 mi SW of adak alaska, Aleutians West, Alaska, USAMore
Feb 19, 2021 09:19
48 weeks ago
4.8

47 km
Bering Sea, 117 mi W of adak alaska, Aleutians West, Alaska, USAMore
Feb 19, 2021 09:11
48 weeks ago - felt
5.6

37 km
Bering Sea, 127 mi SW of adak alaska, Aleutians West, Alaska, USAMore
Feb 19, 2021 09:08
48 weeks ago
3.7

11 km
North Pacific Ocean, 133 mi SW of adak alaska, Aleutians West, Alaska, USAMore
Feb 14, 2021 19:13
48 weeks ago
5.2

19 km
Bering Sea, USAMore
Jan 5, 2021 03:22
1 year 2 weeks ago
2.6

38 km
Bering Sea, 37 mi W of Amatignak Island, Aleutians West, Alaska, USAMore
Jan 5, 2021 03:22
1 year 2 weeks ago
2.9

35 km
Bering Sea, 42 mi SE of Amchitka Island, Aleutians West, Alaska, USAMore

Earlier earthquakes in the same area

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