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M5.0 Depth: 32.0 km

M5.0 Earthquake near 68 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 M5.0 earthquake occurred near 68 km ESE of Atka, Alaska (United States). The hypocenter lay relatively close to the surface at around 32 km, increasing how strongly it was felt. Events of this size can cause damage near the epicenter.

The event was recorded by USGS. United States: 169 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

Magnitude
M5.0
Depth
32.0 km
UTC time
2025-07-16 14:21:52 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
51.98600, -173.26200
Temperature
8.9°C

Map

Depth profile

Depth profile Depth: 32 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 32 km
Shallow
32 km
32 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

  • Seguam
    Distance: 63 km ·Stratovolcano(es) ·Elevation: 1'054 m ·Last eruption: 1993 ·United States
  • Atka Volcanic Complex
    Distance: 71 km ·Stratovolcano(es) ·Elevation: 1'518 m ·Last eruption: 2025 ·United States
  • Koniuji
    Distance: 130 km ·Stratovolcano ·Elevation: 273 m ·Last eruption: -1150 ·United States
  • Amukta
    Distance: 148 km ·Stratovolcano ·Elevation: 1'066 m ·Last eruption: 1996 ·United States
  • Kasatochi
    Distance: 155 km ·Stratovolcano ·Elevation: 314 m ·Last eruption: 2008 ·United States
  • Chagulak
    Distance: 158 km ·Stratovolcano ·Elevation: 1'028 m ·United States

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#3
Earlier events M≥419
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 UTC44.5 km37 km ENE of Atka, Alaska M5.12025-05-30 09:44:28 UTC45.0 kmANDREANOF ISLANDS, ALEUTIAN IS. M5.02025-07-16 14:21:51 UTC23.2 kmAndreanof Islands, Aleutian Islands M5.02025-05-30 09:44:28 UTC54.1 kmAndreanof Islands, Aleutian Islands M4.92025-03-28 16:08:49 UTC85.6 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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