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M2.5 Depth: 171.0 km

M2.5 Earthquake near Central Alaska (United States)

UTC time: 2025-09-12 18:05:44 UTC Local time: —

About this earthquake

On September 12, 2025 at 18:05 UTC, a magnitude M2.5 earthquake occurred near Central Alaska (United States). The earthquake originated at an intermediate depth of about 171 km. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by ISC. United States: 182 earthquakes were recorded in the past 24 hours, the strongest reaching M4.3.

Details

Magnitude
M2.5
Depth
171.0 km
UTC time
2025-09-12 18:05:44 UTC
Local time
—
Country
United States
City
Alaska
Source
isc
Coordinates
64.91300, -155.03500
Temperature
3.3°C

Map

Depth profile

Depth profile Depth: 171 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 171 km
Intermediate
171 km
171 km — deeper than the regional average (15.4 km)
Regional average: 15.4 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Buzzard Creek
    Distance: 330 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • St. Michael
    Distance: 379 km ·Volcanic field ·Elevation: 715 m ·United States
  • Hayes
    Distance: 387 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Imuruk Lake
    Distance: 398 km ·Volcanic field ·Elevation: 610 m ·Last eruption: 300 ·United States
  • Spurr
    Distance: 425 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·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.

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