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United States

M0.7 Earthquake near 261 km W of Adak, Alaska (United States)

UTC time: 2025-09-19 22:17:08 UTC Local time: —

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About this earthquake

On September 19, 2025 at 22:17 UTC, a magnitude M0.7 earthquake occurred near 261 km W of Adak, Alaska (United States). Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 184 earthquakes were recorded in the past 24 hours, the strongest reaching M3.0.

Details

ID
ff9ad8572d3b51833f8c6231555f2561c95769be
Magnitude
M0.7
Depth
-1.3 km
UTC time
2025-09-19 22:17:08 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
51.94100, 179.57067
Temperature
9.0°C

Depth profile

Depth profile Depth: -1.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km -1.3 km
Shallow
-1.3 km
0 km — shallower than the regional average (15.2 km)
Regional average: 15.2 km
Negative depth = focus above sea level (terrain elevation).
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

  • Semisopochnoi
    Distance: 1 km ·Stratovolcano ·Elevation: 1'221 m ·Last eruption: 2023 ·United States
  • Little Sitkin
    Distance: 70 km ·Stratovolcano ·Elevation: 1'174 m ·Last eruption: 1830 ·United States
  • Davidof
    Distance: 85 km ·Stratovolcano ·Elevation: 328 m ·United States
  • Segula
    Distance: 99 km ·Stratovolcano ·Elevation: 1'160 m ·United States
  • Kiska
    Distance: 136 km ·Stratovolcano ·Elevation: 1'220 m ·Last eruption: 1990 ·United States
  • Buldir
    Distance: 254 km ·Stratovolcano ·Elevation: 656 m ·United States

Alaska

Context for this earthquake

21 Sep 2025 – 21 Sep 2026 · M ≥ 2.0 · 4,120 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

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

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