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United States · Washington

M1.8 Earthquake near Kapowsin, Washington (United States)

UTC time: 2026-09-04 22:08:43 UTC Local time: —

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About this earthquake

A magnitude M1.8 earthquake was recorded near Kapowsin, Washington (United States) on September 4, 2026 at 22:08 UTC. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 165 earthquakes were recorded in the past 24 hours, the strongest reaching M3.3.

Details

ID
c0a56f4872331efd6a7666f419da7c6bae17b446
Magnitude
M1.8
Depth
-0.5 km
UTC time
2026-09-04 22:08:43 UTC
Local time
—
Country
United States
State
Washington
City
Kapowsin
County
Pierce County
Village
Kapowsin
Source
usgs
Coordinates
46.96417, -122.24950
Temperature
14.9°C

Depth profile

Depth profile Depth: -0.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km -0.5 km
Shallow
-0.5 km
0 km — shallower than the regional average (15.3 km)
Regional average: 15.3 km
Negative depth = focus above sea level (terrain elevation).
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: 39 km ·Stratovolcano ·Elevation: 4'392 m ·Last eruption: 1450 ·United States
  • St. Helens
    Distance: 85 km ·Stratovolcano ·Elevation: 2'549 m ·Last eruption: 2008 ·United States
  • Adams
    Distance: 102 km ·Stratovolcano ·Elevation: 3'742 m ·Last eruption: 950 ·United States
  • Indian Heaven
    Distance: 120 km ·Volcanic field ·Elevation: 1'806 m ·Last eruption: -6250 ·United States
  • West Crater
    Distance: 121 km ·Volcanic field ·Elevation: 1'329 m ·Last eruption: -5750 ·United States
  • Glacier Peak
    Distance: 154 km ·Stratovolcano ·Elevation: 3'213 m ·Last eruption: 1700 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Tacoma Narrows AirportUnited States · TIW · KTIW
    41.9 kmStraight-line distance
  • Olympia Regional AirportUnited States · OLM · KOLM
    49.6 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-07

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

07 Sep 2025 – 07 Sep 2026 · M ≥ 2.0 · 84 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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