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M1.4 Depth: 114.4 km

M1.4 Earthquake near 8 km WSW of Copper Center, Alaska (United States)

UTC time: 2025-09-06 05:47:05 UTC Local time: —

About this earthquake

A magnitude M1.4 earthquake was recorded near 8 km WSW of Copper Center, Alaska (United States) on September 6, 2025 at 05:47 UTC. The earthquake originated at an intermediate depth of about 114 km. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 219 earthquakes, the strongest at M3.5.

Details

Magnitude
M1.4
Depth
114.4 km
UTC time
2025-09-06 05:47:05 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.93830, -145.46750
Temperature
8.1°C

Map

Depth profile

Depth profile Depth: 114.4 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 114.4 km
Intermediate
114.4 km
114.4 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

  • Wrangell
    Distance: 76 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Churchill
    Distance: 206 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Buzzard Creek
    Distance: 279 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Spurr
    Distance: 365 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 366 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 421 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·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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