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M1.8 Earthquake near 21 km S of Skwentna, Alaska (United States)

UTC time: 2025-04-27 00:09:59 UTC Local time: —

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About this earthquake

A magnitude M1.8 earthquake was recorded near 21 km S of Skwentna, Alaska (United States) on April 27, 2025 at 00:09 UTC. The hypocenter lay relatively close to the surface at around 68 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The data is provided by USGS and cross-checked across seismological networks. United States: 161 earthquakes were recorded in the past 24 hours, the strongest reaching M3.9.

Details

ID
828b08204e2525c85df12c33c832f16f3360048b
Magnitude
M1.8
Depth
68.4 km
UTC time
2025-04-27 00:09:59 UTC
Local time
—
Country
United States
Source
usgs
Coordinates
61.80110, -151.38940
Temperature
7.8°C

Depth profile

Depth profile Depth: 68.4 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 68.4 km
Shallow
68.4 km
68.4 km — deeper than 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

  • Hayes
    Distance: 57 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 72 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 163 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 217 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Buzzard Creek
    Distance: 292 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Augustine
    Distance: 293 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States

Historic earthquake map · United States

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Country statistics · United States

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

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