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M2.2 Depth: 3.3 km

M2.2 Earthquake near 52 km NNE of Ruby, Alaska (United States)

UTC time: 2025-12-18 09:24:34 UTC Local time: —

About this earthquake

On December 18, 2025 at 09:24 UTC, a magnitude M2.2 earthquake occurred near 52 km NNE of Ruby, Alaska (United States). The hypocenter lay relatively close to the surface at around 3 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 220 earthquakes, the strongest at M4.9.

Details

Magnitude
M2.2
Depth
3.3 km
UTC time
2025-12-18 09:24:34 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
65.18000, -155.11400
Temperature
-24.5°C

Map

Depth profile

Depth profile Depth: 3.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 3.3 km
Shallow
3.3 km
3.3 km — shallower than the regional average (15.7 km)
Regional average: 15.7 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: 342 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Imuruk Lake
    Distance: 388 km ·Volcanic field ·Elevation: 610 m ·Last eruption: 300 ·United States
  • St. Michael
    Distance: 388 km ·Volcanic field ·Elevation: 715 m ·United States
  • Hayes
    Distance: 416 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 455 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·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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