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Telford (8464.3 km N of epicenter) [Map] / not felt
Russia, Derbent / Weak shaking (MMI III)
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)
-Quake Data | Interactive map | User Reports | Aftershocks | Earlier quakes here | Quakes in the US | Alaska
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
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
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
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. | Depth | Location | Source |
| 6.1 | 17 km | 235 Km WSW of Adak, Alaska, USA | USGS |
| 6.0 | 25 km | Andreanof Islands, Aleutian Islands, USA | GFZ |
| 6.1 | 28 km | ANDREANOF ISLANDS, ALEUTIAN IS., USA | EMSC |
| 6.0 | 51 km | Andreanof Islands, Aleutian Islands, USA | GeoAu |
| 5.8 | 175 km | Andreanof Islands, Aleutian Islands, USA | BMKG |
| 5.8 | 40 km | Andreanof Islands, Aleutian Islands, Alaska, USA | NIEP |
User reports for this quake (2)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Aftershocks
[More info]
Recorded aftershocks, latest first (25 quakes)
Date and time | Mag Depth | Location | Details |
| Jun 15, 2021 14:07 31 weeks ago | 3.8 54 km | Bering Sea, USA | More |
| Jun 12, 2021 07:48 31 weeks ago | 2.8 35 km | Bering Sea, USA | More |
| Jun 8, 2021 22:02 32 weeks ago | 3.1 32 km | Bering Sea, USA | More |
| May 18, 2021 05:39 35 weeks ago | 5.0 35 km | Bering Sea, USA | More |
| May 18, 2021 02:09 35 weeks ago | 3.4 28 km | Bering Sea, USA | More |
| May 18, 2021 02:05 35 weeks ago | 3.3 16 km | Bering Sea, USA | More |
| May 18, 2021 00:58 35 weeks ago | 3.0 12 km | North Pacific Ocean, USA | More |
| May 17, 2021 20:25 35 weeks ago | 5.4 23 km | Bering Sea, USA | More |
| May 14, 2021 01:31 36 weeks ago | 3.4 29 km | Bering Sea, 126 mi W of adak alaska, Aleutians West, Alaska, USA | More |
| Apr 27, 2021 10:16 38 weeks ago | 3.8 42 km | Bering Sea, USA | More |
| Mar 3, 2021 00:21 46 weeks ago | 4.7 10 km | North Pacific Ocean, 131 mi SW of adak alaska, Aleutians West, Alaska, USA | More |
| Mar 2, 2021 10:02 46 weeks ago | 4.4 10 km | North Pacific Ocean, 135 mi SW of adak alaska, Aleutians West, Alaska, USA | More |
| Feb 28, 2021 10:44 46 weeks ago | 5.4 24 km | Bering Sea, 114 mi SW of adak alaska, Aleutians West, Alaska, USA | More |
| Feb 22, 2021 08:48 47 weeks ago | 3.6 18 km | Bering Sea, 130 mi SW of adak alaska, Aleutians West, Alaska, USA | More |
| Feb 21, 2021 15:02 47 weeks ago | 4.8 10 km | North Pacific Ocean, 134 mi SW of adak alaska, Aleutians West, Alaska, USA | More |
| Feb 20, 2021 04:14 47 weeks ago | 4.0 29 km | Bering Sea, 134 mi SW of adak alaska, Aleutians West, Alaska, USA | More |
| Feb 20, 2021 04:10 47 weeks ago | 3.9 10 km | Bering Sea, 136 mi SW of adak alaska, Aleutians West, Alaska, USA | More |
| Feb 19, 2021 23:03 47 weeks ago | 3.6 22 km | Bering Sea, 116 mi SW of adak alaska, Aleutians West, Alaska, USA | More |
| Feb 19, 2021 12:29 48 weeks ago | 3.9 14 km | Bering Sea, 137 mi SW of adak alaska, Aleutians West, Alaska, USA | More |
| Feb 19, 2021 09:19 48 weeks ago | 4.8 47 km | Bering Sea, 117 mi W of adak alaska, Aleutians West, Alaska, USA | More |
| Feb 19, 2021 09:11 48 weeks ago - felt | 5.6 37 km | Bering Sea, 127 mi SW of adak alaska, Aleutians West, Alaska, USA | More |
| Feb 19, 2021 09:08 48 weeks ago | 3.7 11 km | North Pacific Ocean, 133 mi SW of adak alaska, Aleutians West, Alaska, USA | More |
| Feb 14, 2021 19:13 48 weeks ago | 5.2 19 km | Bering Sea, USA | More |
| 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, USA | More |
| 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, USA | More |
Earlier earthquakes in the same area
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