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M2.5 Earthquake near 51 km SSE of Port Graham, Alaska (United States)

UTC time: 2025-05-24 11:31:21 UTC Local time: —

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About this earthquake

A magnitude M2.5 earthquake was recorded near 51 km SSE of Port Graham, Alaska (United States) on May 24, 2025 at 11:31 UTC. The hypocenter lay relatively close to the surface at around 39 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 188 earthquakes, the strongest at M4.0.

Details

ID
e3fcd26ecdd03eb51dd2affe5eb86e1c3051241a
Magnitude
M2.5
Depth
39.2 km
UTC time
2025-05-24 11:31:21 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
58.96600, -151.34560
Temperature
8.3°C

Depth profile

Depth profile Depth: 39.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 39.2 km
Shallow
39.2 km
39.2 km — deeper than the regional average (15.2 km)
Regional average: 15.2 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

  • Douglas
    Distance: 127 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Augustine
    Distance: 127 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Fourpeaked
    Distance: 135 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States
  • Iliamna
    Distance: 154 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Kaguyak
    Distance: 159 km ·Lava dome(s) ·Elevation: 901 m ·Last eruption: -3850 ·United States
  • Kukak
    Distance: 183 km ·Stratovolcano ·Elevation: 2'043 m ·United States

Alaska

Context for this earthquake

22 Sep 2025 – 22 Sep 2026 · M ≥ 2.0 · 4,126 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · United States

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Country statistics · United States

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

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