Back to map
M1.5 Depth: 22.3 km

M1.5 Earthquake near 1 km SE of Mercer Island, Washington (United States)

UTC time: 2025-10-05 16:16:02 UTC Local time: —

About this earthquake

On October 5, 2025 at 16:16 UTC, a magnitude M1.5 earthquake occurred near 1 km SE of Mercer Island, Washington (United States). With a focal depth of about 22 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: 169 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Details

Magnitude
M1.5
Depth
22.3 km
UTC time
2025-10-05 16:16:02 UTC
Local time
—
Country
United States
City
Washington
Source
usgs
Coordinates
47.56116, -122.20667
Temperature
11.4°C

Map

Depth profile

Depth profile Depth: 22.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 22.3 km
Shallow
22.3 km
22.3 km — deeper than 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: 86 km ·Stratovolcano ·Elevation: 4'392 m ·Last eruption: 1450 ·United States
  • Glacier Peak
    Distance: 102 km ·Stratovolcano ·Elevation: 3'213 m ·Last eruption: 1700 ·United States
  • Baker
    Distance: 138 km ·Stratovolcano(es) ·Elevation: 3'285 m ·Last eruption: 1880 ·United States
  • St. Helens
    Distance: 151 km ·Stratovolcano ·Elevation: 2'549 m ·Last eruption: 2008 ·United States
  • Adams
    Distance: 160 km ·Stratovolcano ·Elevation: 3'742 m ·Last eruption: 950 ·United States
  • Indian Heaven
    Distance: 184 km ·Volcanic field ·Elevation: 1'806 m ·Last eruption: -6250 ·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.

Share