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M2.1 Depth: 18.0 km

M2.1 Earthquake near 11 km ENE of Santiago, Washington (United States)

UTC time: 2025-10-15 06:03:53 UTC Local time: —

About this earthquake

On October 15, 2025 at 06:03 UTC, a magnitude M2.1 earthquake occurred near 11 km ENE of Santiago, Washington (United States). With a focal depth of about 18 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 212 earthquakes were recorded in the past 24 hours, the strongest reaching M5.5.

Details

Magnitude
M2.1
Depth
18.0 km
UTC time
2025-10-15 06:03:53 UTC
Local time
—
Country
United States
City
Washington
Source
usgs
Coordinates
47.35534, -124.09700
Temperature
7.5°C

Map

Depth profile

Depth profile Depth: 18 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 18 km
Shallow
18 km
18 km — close to the regional average (15.4 km)
Regional average: 15.4 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: 185 km ·Stratovolcano ·Elevation: 4'392 m ·Last eruption: 1450 ·United States
  • St. Helens
    Distance: 194 km ·Stratovolcano ·Elevation: 2'549 m ·Last eruption: 2008 ·United States
  • West Crater
    Distance: 225 km ·Volcanic field ·Elevation: 1'329 m ·Last eruption: -5750 ·United States
  • Baker
    Distance: 232 km ·Stratovolcano(es) ·Elevation: 3'285 m ·Last eruption: 1880 ·United States
  • Indian Heaven
    Distance: 235 km ·Volcanic field ·Elevation: 1'806 m ·Last eruption: -6250 ·United States
  • Adams
    Distance: 236 km ·Stratovolcano ·Elevation: 3'742 m ·Last eruption: 950 ·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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