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Strong mag. 5.8 earthquake - Bering Sea, Alaska, USA, on Tuesday, May 17, 2022 at 9:27 pm (GMT -9) -

Strong mag. 5.8 earthquake - Bering Sea, Alaska, USA, on Tuesday, May 17, 2022 at 9:27 pm (GMT -9) Strong mag. 5.8 earthquake - Bering Sea, Alaska, USA, on Tuesday, May 17, 2022 at 9:27 pm (GMT -9)

Strong magnitude 5.8 earthquake at 18 km depth

18 May 06:34 UTC: First to report: USGS after 6 minutes.
18 May 06:38: Magnitude recalculated from 5.6 to 5.3. Hypocenter depth recalculated from 36.0 to 12.8 km (from 22 to 8 mi). Epicenter location corrected by 14 km (8.6 mi) towards E.
18 May 06:47: Magnitude recalculated from 5.3 to 5.7. Hypocenter depth recalculated from 12.8 to 19.3 km (from 8 to 12 mi). Epicenter location corrected by 3.7 km (2.3 mi) towards WNW.
18 May 18:20: Magnitude recalculated from 5.7 to 5.8. Hypocenter depth recalculated from 19.3 to 17.6 km (from 12 to 10.9 mi). Epicenter location corrected by 1.3 km (0.8 mi) towards NNE.

Earthquake details

Date & timeMay 18, 2022 06:27:55 UTC -
Local time at epicenterTuesday, May 17, 2022 at 9:27 pm (GMT -9)
StatusConfirmed
Magnitude5.8
Depth17.6 km
Epicenter latitude / longitude51.1188°N / 178.7361°E (Bering Sea, Alaska, United States)
Antipode51.119°S / 1.264°W
Shaking intensityStrong shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoLittle Sitkin (93 km / 58 mi)
Nearby towns and cities426 km (265 mi) ESE of Attu Station (pop: 21) | Show on map | Quakes nearby
Weather at epicenter at time of quakeOvercast Clouds 5.1°C (41 F), humidity: 85%, wind: 6 m/s (12 kts) from SSE
Estimated seismic energy released3.2 x 1013 joules (8.78 gigawatt hours, equivalent to 7558 tons of TNT or 0.5 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
5.818 kmRat Islands, Aleutian Islands, AlaskaUSGS
5.818 kmRat Islands, Aleutian IslandsRaspberryShake
5.710 kmRat Islands, Aleutian IslandsGFZ
5.848 kmRAT ISLANDS, ALEUTIAN ISLANDSEMSC
5.210 kmNear AnchorageRENASS
5.745 kmRat Islands, Aleutian IslandsGeoAu

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.
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Aftershocks

[More info]

Recorded aftershocks, latest first (5 quakes)

Date and timeMag
Depth
LocationDetails
Jun 14, 2022 03:58
3 weeks ago
2.1

95 km
Rat Islands, Aleutian Islands, AlaskaMore
Jun 2, 2022 18:43
5 weeks ago
4.3

35 km
Bering Sea, Alaska, USAMore
Jun 2, 2022 07:03
5 weeks ago
4.1

37 km
Bering Sea, Alaska, USAMore
Jun 2, 2022 06:30
5 weeks ago
4.7

10 km
Bering Sea, Alaska, USAMore
May 18, 2022 18:31
7 weeks ago
3.5

9 km
Bering Sea, Alaska, USAMore

Earlier earthquakes in the same area

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