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M1.0 Depth: 12.3 km

M1.0 Earthquake near 101 km E of Cordova, Alaska (United States)

UTC time: 2025-08-20 02:02:27 UTC Local time: —

About this earthquake

A magnitude M1.0 earthquake was recorded near 101 km E of Cordova, Alaska (United States) on August 20, 2025 at 02:02 UTC. With a focal depth of about 12 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: 210 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

Magnitude
M1.0
Depth
12.3 km
UTC time
2025-08-20 02:02:27 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.50640, -143.90500
Temperature
13.5°C

Map

Depth profile

Depth profile Depth: 12.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 12.3 km
Shallow
12.3 km
12.3 km — close to 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

  • Churchill
    Distance: 152 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Wrangell
    Distance: 167 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Fort Selkirk
    Distance: 436 km ·Volcanic field ·Elevation: 1'239 m ·Canada
  • Buzzard Creek
    Distance: 459 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Spurr
    Distance: 459 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Alligator Lake
    Distance: 465 km ·Volcanic field ·Elevation: 2'217 m ·Canada

Historic earthquake map · United States

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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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