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M1.8 Depth: 19.5 km

M1.8 Earthquake near 5 km NNW of Bangor Trident Base, Washington (United States)

UTC time: 2025-05-31 02:08:45 UTC Local time: —

About this earthquake

On May 31, 2025 at 02:08 UTC, a magnitude M1.8 earthquake occurred near 5 km NNW of Bangor Trident Base, Washington (United States). With a focal depth of about 20 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 166 earthquakes were recorded in the past 24 hours, the strongest reaching M3.3.

Details

Magnitude
M1.8
Depth
19.5 km
UTC time
2025-05-31 02:08:45 UTC
Local time
—
Country
United States
City
Washington
Source
usgs
Coordinates
47.76633, -122.75433
Temperature
14.9°C

Map

Depth profile

Depth profile Depth: 19.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 19.5 km
Shallow
19.5 km
19.5 km — deeper than the regional average (15.3 km)
Regional average: 15.3 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

  • Rainier
    Distance: 126 km ·Stratovolcano ·Elevation: 4'392 m ·Last eruption: 1450 ·United States
  • Glacier Peak
    Distance: 128 km ·Stratovolcano ·Elevation: 3'213 m ·Last eruption: 1700 ·United States
  • Baker
    Distance: 132 km ·Stratovolcano(es) ·Elevation: 3'285 m ·Last eruption: 1880 ·United States
  • St. Helens
    Distance: 180 km ·Stratovolcano ·Elevation: 2'549 m ·Last eruption: 2008 ·United States
  • Adams
    Distance: 198 km ·Stratovolcano ·Elevation: 3'742 m ·Last eruption: 950 ·United States
  • West Crater
    Distance: 216 km ·Volcanic field ·Elevation: 1'329 m ·Last eruption: -5750 ·United States

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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