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M0.8 Depth: 103.3 km

M0.8 Earthquake near 50 km WNW of Tyonek, Alaska (United States)

UTC time: 2025-08-11 16:11:52 UTC Local time: —

About this earthquake

On August 11, 2025 at 16:11 UTC, a magnitude M0.8 earthquake occurred near 50 km WNW of Tyonek, Alaska (United States). At around 103 km, the focal depth places this among intermediate-depth events. 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: 174 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Details

Magnitude
M0.8
Depth
103.3 km
UTC time
2025-08-11 16:11:52 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.16280, -152.04870
Temperature
15.1°C

Map

Depth profile

Depth profile Depth: 103.3 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 103.3 km
Intermediate
103.3 km
103.3 km — deeper than the regional average (15.4 km)
Regional average: 15.4 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Spurr
    Distance: 19 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 56 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 84 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 138 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 214 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 270 km ·Stratovolcano ·Elevation: 2'140 m ·United States

Historic earthquake map · United States

Open history map
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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