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M4.6 Depth: 47.5 km

M4.6 Earthquake near 70 km SSE of Sand Point, Alaska (United States)

UTC time: 2025-10-23 16:27:57 UTC Local time: —

About this earthquake

On October 23, 2025 at 16:27 UTC, a magnitude M4.6 earthquake occurred near 70 km SSE of Sand Point, Alaska (United States). The hypocenter lay relatively close to the surface at around 48 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The data is provided by USGS and cross-checked across seismological networks. United States: 183 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

Magnitude
M4.6
Depth
47.5 km
UTC time
2025-10-23 16:27:57 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
54.72880, -160.20230
Temperature
4.9°C

Map

Depth profile

Depth profile Depth: 47.5 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 47.5 km
Shallow
47.5 km
47.5 km — deeper than 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

  • Dana
    Distance: 120 km ·Stratovolcano ·Elevation: 1'354 m ·Last eruption: -1890 ·United States
  • Pavlof
    Distance: 132 km ·Stratovolcano ·Elevation: 2'493 m ·Last eruption: 2022 ·United States
  • Stepovak Bay Group
    Distance: 133 km ·Volcanic field ·Elevation: 1'633 m ·United States
  • Pavlof Sister
    Distance: 133 km ·Stratovolcano ·Elevation: 2'142 m ·United States
  • Emmons Lake Volcanic Center
    Distance: 136 km ·Caldera ·Elevation: 1'534 m ·United States
  • Dutton
    Distance: 142 km ·Stratovolcano ·Elevation: 1'465 m ·United States

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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