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United States · Washington

M0.4 Earthquake near Triton, Washington (United States)

UTC time: 2026-10-05 21:44:37 UTC Local time: —

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About this earthquake

A magnitude M0.4 earthquake was recorded near Triton, Washington (United States) on October 5, 2026 at 21:44 UTC. The hypocenter lay relatively close to the surface at around 19 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: 168 earthquakes were recorded in the past 24 hours, the strongest reaching M3.5.

Details

ID
1fa2020f1edc518326acd1ee9e432adc9f701c56
Magnitude
M0.4
Depth
18.6 km
UTC time
2026-10-05 21:44:37 UTC
Local time
—
Country
United States
State
Washington
City
Triton
County
Mason County
Source
usgs
Coordinates
47.59733, -122.98050
Temperature
20.2°C

Depth profile

Depth profile Depth: 18.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 18.6 km
Shallow
18.6 km
18.6 km — deeper than 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

  • Rainier
    Distance: 124 km ·Stratovolcano ·Elevation: 4'392 m ·Last eruption: 1450 ·United States
  • Glacier Peak
    Distance: 151 km ·Stratovolcano ·Elevation: 3'213 m ·Last eruption: 1700 ·United States
  • Baker
    Distance: 157 km ·Stratovolcano(es) ·Elevation: 3'285 m ·Last eruption: 1880 ·United States
  • St. Helens
    Distance: 167 km ·Stratovolcano ·Elevation: 2'549 m ·Last eruption: 2008 ·United States
  • Adams
    Distance: 192 km ·Stratovolcano ·Elevation: 3'742 m ·Last eruption: 950 ·United States
  • West Crater
    Distance: 203 km ·Volcanic field ·Elevation: 1'329 m ·Last eruption: -5750 ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Tacoma Narrows AirportUnited States · TIW · KTIW
    47.6 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-05

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

05 Oct 2025 – 05 Oct 2026 · M ≥ 2.0 · 89 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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