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M1.6 Depth: 20.1 km

M1.6 Earthquake near 12 km WSW of Alder, Washington (United States)

UTC time: 2025-06-20 16:44:34 UTC Local time: —

About this earthquake

On June 20, 2025 at 16:44 UTC, a magnitude M1.6 earthquake occurred near 12 km WSW of Alder, Washington (United States). The hypocenter lay relatively close to the surface at around 20 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by USGS and cross-checked across seismological networks. United States: 183 earthquakes were recorded in the past 24 hours, the strongest reaching M4.4.

Details

Magnitude
M1.6
Depth
20.1 km
UTC time
2025-06-20 16:44:34 UTC
Local time
—
Country
United States
City
Washington
Source
usgs
Coordinates
46.75950, -122.44167
Temperature
14.4°C

Map

Depth profile

Depth profile Depth: 20.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 20.1 km
Shallow
20.1 km
20.1 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: 53 km ·Stratovolcano ·Elevation: 4'392 m ·Last eruption: 1450 ·United States
  • St. Helens
    Distance: 65 km ·Stratovolcano ·Elevation: 2'549 m ·Last eruption: 2008 ·United States
  • Adams
    Distance: 95 km ·Stratovolcano ·Elevation: 3'742 m ·Last eruption: 950 ·United States
  • West Crater
    Distance: 102 km ·Volcanic field ·Elevation: 1'329 m ·Last eruption: -5750 ·United States
  • Indian Heaven
    Distance: 104 km ·Volcanic field ·Elevation: 1'806 m ·Last eruption: -6250 ·United States
  • Hood
    Distance: 164 km ·Stratovolcano ·Elevation: 3'426 m ·Last eruption: 1866 ·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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