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M1.0 Earthquake near 60 km SW of Salcha, Alaska (United States)

UTC time: 2025-04-23 10:57:26 UTC Local time: —

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About this earthquake

On April 23, 2025 at 10:57 UTC, a magnitude M1.0 earthquake occurred near 60 km SW of Salcha, Alaska (United States). With a focal depth of about 12 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. 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 147 earthquakes, the strongest at M4.0.

Details

ID
f6ddd7421cb708774a4d4044cccf92d0fce224c7
Magnitude
M1.0
Depth
12.4 km
UTC time
2025-04-23 10:57:26 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
64.22440, -147.93820
Temperature
8.3°C

Depth profile

Depth profile Depth: 12.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 12.4 km
Shallow
12.4 km
12.4 km — close to 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

  • Buzzard Creek
    Distance: 30 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Wrangell
    Distance: 316 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Hayes
    Distance: 366 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 392 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Churchill
    Distance: 446 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Redoubt
    Distance: 484 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States

United States

Context for this earthquake

06 Sep 2025 – 06 Sep 2026 · M ≥ 2.0 · 11,559 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

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

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