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Minor mag. 1.4 earthquake - 72 Km NW of Aleneva, Alaska, on Monday, Aug 1, 2022 at 7:57 am (GMT -8) -

Minor mag. 1.4 earthquake - 72 Km NW of Aleneva, Alaska, on Monday, Aug 1, 2022 at 7:57 am (GMT -8) Minor mag. 1.4 earthquake - 72 Km NW of Aleneva, Alaska, on Monday, Aug 1, 2022 at 7:57 am (GMT -8)

Minor magnitude 1.4 earthquake at 75 km depth

1 Aug 15:59 UTC: First to report: USGS after 3 minutes.
2 Aug 02:28: Hypocenter depth recalculated from 234.2 to 75.3 km (from 146 to 47 mi). Epicenter location corrected by 61 km (38 mi) towards SSE.

Earthquake details

Date & timeAug 1, 2022 15:57:00 UTC -
Local time at epicenterMonday, Aug 1, 2022 at 7:57 am (GMT -8)
Depth75.3 km
Epicenter latitude / longitude58.4567°N / 153.8929°W (Alaska, United States)
Antipode58.457°S / 26.107°E
Shaking intensityNot felt
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoKaguyak (19 km / 12 mi)
Nearby towns and cities73 km (45 mi) NW of Aleneva (pop: 37) | Show on map | Quakes nearby
88 km (55 mi) NW of Port Lions (pop: 197) | Show on map | Quakes nearby
104 km (65 mi) NNE of Karluk (pop: 37) | Show on map | Quakes nearby
108 km (67 mi) NW of Kodiak Station (pop: 1,300) | Show on map | Quakes nearby
112 km (70 mi) NW of Womens Bay (pop: 719) | Show on map | Quakes nearby
115 km (71 mi) NW of Kodiak (pop: 6,250) | Show on map | Quakes nearby
115 km (71 mi) NW of Saint Paul (pop: 6,250) | Show on map | Quakes nearby
134 km (83 mi) NW of Chiniak (pop: 47) | Show on map | Quakes nearby
Weather at epicenter at time of quakeLight Rain 7.2°C (45 F), humidity: 96%, wind: 1 m/s (2 kts) from NW
Estimated seismic energy released7.9 x 106 joules (2.21 kilowatt hours) | 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.
1.475 km72 Km NW of Aleneva, AlaskaUSGS
1.475 kmAlaska PeninsulaRaspberryShake


Seismic station: Katmai Pasha, Alaska (KAPH/AV network) | Distance from quake: 31 km / 19 mi | Show on map | Station Info
Seismic station Katmai Pasha, Alaska: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake

At magnitude 1.4, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.

Earlier earthquakes in the same area

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