M1.8 Depth: 18.4 km

M1.8 Earthquake near 38 km N of Chenega, Alaska (United States)

UTC time: 2025-07-31 07:33:07 UTC Local time:

About this earthquake

A magnitude M1.8 earthquake was recorded near 38 km N of Chenega, Alaska (United States) on July 31, 2025 at 07:33 UTC. With a focal depth of about 18 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: over the past 24 hours, QuakeMap24 logged 249 earthquakes, the strongest at M4.1.

Details

Magnitude
M1.8
Depth
18.4 km
UTC time
2025-07-31 07:33:07 UTC
Local time
Country
City
Source
usgs
Coordinates
60.41080, -148.03340
Temperature
9.8°C

Map

Depth profile

Depth profile Depth: 18.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 18.4 km
Shallow
18.4 km
18.4 km — deeper than the regional average (15.3 km)
Regional average: 15.3 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

  • Spurr
    Distance: 249 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 258 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Hayes
    Distance: 272 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Wrangell
    Distance: 279 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Iliamna
    Distance: 282 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 323 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States

Historic earthquake map · United States

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

View earthquake KPIs, strongest and latest events, and averages for this country.

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