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M1.9 Depth: 61.2 km

M1.9 Earthquake near 5 km E of Tyonek, Alaska (United States)

UTC time: 2025-12-30 03:35:58 UTC Local time: —

About this earthquake

A magnitude M1.9 earthquake was recorded near 5 km E of Tyonek, Alaska (United States) on December 30, 2025 at 03:35 UTC. The hypocenter lay relatively close to the surface at around 61 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 182 earthquakes, the strongest at M4.3.

Details

Magnitude
M1.9
Depth
61.2 km
UTC time
2025-12-30 03:35:58 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.07000, -151.04000
Temperature
-4.3°C

Map

Depth profile

Depth profile Depth: 61.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 61.2 km
Shallow
61.2 km
61.2 km — deeper 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

  • Spurr
    Distance: 70 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 97 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 113 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 161 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 231 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 283 km ·Stratovolcano ·Elevation: 2'140 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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