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M1.8 Earthquake near 51 km E of Pedro Bay, Alaska (United States)

UTC time: 2025-04-28 00:27:25 UTC Local time: —

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About this earthquake

A magnitude M1.8 earthquake was recorded near 51 km E of Pedro Bay, Alaska (United States) on April 28, 2025 at 00:27 UTC. The earthquake originated at an intermediate depth of about 90 km. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 167 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

ID
656aab3dfc9aa377615507f10b331352c54d1962
Magnitude
M1.8
Depth
90.0 km
UTC time
2025-04-28 00:27:25 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
59.81290, -153.19260
Temperature
5.0°C

Depth profile

Depth profile Depth: 90 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 90 km
Intermediate
90 km
90 km — deeper than the regional average (15.3 km)
Regional average: 15.3 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Iliamna
    Distance: 25 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 52 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Redoubt
    Distance: 79 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Douglas
    Distance: 108 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 119 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States
  • Kaguyak
    Distance: 142 km ·Lava dome(s) ·Elevation: 901 m ·Last eruption: -3850 ·United States

Historic earthquake map · United States

Open history map
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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