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United States · Washington

M1.6 Earthquake near Cowlitz County, Washington (United States)

UTC time: 2026-09-13 11:27:20 UTC Local time: —

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About this earthquake

On September 13, 2026 at 11:27 UTC, a magnitude M1.6 earthquake occurred near Cowlitz County, Washington (United States). With a focal depth of about 17 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: 195 earthquakes were recorded in the past 24 hours, the strongest reaching M3.6.

Details

ID
eabd8e70b7705d835d5e0a532ff4f84db841a594
Magnitude
M1.6
Depth
17.2 km
UTC time
2026-09-13 11:27:20 UTC
Local time
—
Country
United States
State
Washington
City
Cowlitz County
County
Cowlitz County
Source
usgs
Coordinates
46.24367, -122.64750
Temperature
11.6°C

Depth profile

Depth profile Depth: 17.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 17.2 km
Shallow
17.2 km
17.2 km — close to 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

  • St. Helens
    Distance: 36 km ·Stratovolcano ·Elevation: 2'549 m ·Last eruption: 2008 ·United States
  • West Crater
    Distance: 60 km ·Volcanic field ·Elevation: 1'329 m ·Last eruption: -5750 ·United States
  • Indian Heaven
    Distance: 73 km ·Volcanic field ·Elevation: 1'806 m ·Last eruption: -6250 ·United States
  • Adams
    Distance: 89 km ·Stratovolcano ·Elevation: 3'742 m ·Last eruption: 950 ·United States
  • Rainier
    Distance: 96 km ·Stratovolcano ·Elevation: 4'392 m ·Last eruption: 1450 ·United States
  • Hood
    Distance: 122 km ·Stratovolcano ·Elevation: 3'426 m ·Last eruption: 1866 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Nuclear power plants

  • Trojan nuclear power plantUnited StatesPermanently shut downReactor units at site: 1
    29.2 kmStraight-line distance

Source: Global Energy Monitor · Global Nuclear Power Tracker · Dataset date: 2026-08

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Washington

Context for this earthquake

13 Sep 2025 – 13 Sep 2026 · M ≥ 2.0 · 83 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

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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