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M5.4 Depth: 69.0 km

M5.4 Earthquake near 58 km ESE of Atka, Alaska (United States)

UTC time: 2025-07-16 14:21:52 UTC Local time: —

About this earthquake

On July 16, 2025 at 14:21 UTC, a magnitude M5.4 earthquake occurred near 58 km ESE of Atka, Alaska (United States). With a focal depth of about 69 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude can damage poorly built structures.

The data is provided by USGS and cross-checked across seismological networks. United States: 189 earthquakes were recorded in the past 24 hours, the strongest reaching M5.8.

Details

Magnitude
M5.4
Depth
69.0 km
UTC time
2025-07-16 14:21:52 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
52.07500, -173.37580
Temperature
9.1°C

Map

Depth profile

Depth profile Depth: 69 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 69 km
Shallow
69 km
69 km — deeper than the regional average (15.8 km)
Regional average: 15.8 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Atka Volcanic Complex
    Distance: 59 km ·Stratovolcano(es) ·Elevation: 1'518 m ·Last eruption: 2025 ·United States
  • Seguam
    Distance: 65 km ·Stratovolcano(es) ·Elevation: 1'054 m ·Last eruption: 1993 ·United States
  • Koniuji
    Distance: 121 km ·Stratovolcano ·Elevation: 273 m ·Last eruption: -1150 ·United States
  • Kasatochi
    Distance: 146 km ·Stratovolcano ·Elevation: 314 m ·Last eruption: 2008 ·United States
  • Amukta
    Distance: 152 km ·Stratovolcano ·Elevation: 1'066 m ·Last eruption: 1996 ·United States
  • Chagulak
    Distance: 162 km ·Stratovolcano ·Elevation: 1'028 m ·United States

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#1
Earlier events M≥418
Earlier events M≥54
Compared since2025-01-13

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

M5.22025-05-30 09:44:29 UTC32.0 km37 km ENE of Atka, Alaska M5.12025-05-30 09:44:28 UTC32.8 kmANDREANOF ISLANDS, ALEUTIAN IS. M5.02025-07-16 14:21:51 UTC13.2 kmAndreanof Islands, Aleutian Islands M5.02025-05-30 09:44:28 UTC41.7 kmAndreanof Islands, Aleutian Islands M4.92025-03-28 16:08:49 UTC73.9 km22 km NNW of Atka, Alaska

Historic earthquake map · United States

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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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