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M1.3 Depth: 4.9 km

M1.3 Earthquake near 77 km WNW of Tyonek, Alaska (United States)

UTC time: 2025-08-08 05:13:10 UTC Local time: —

About this earthquake

A magnitude M1.3 earthquake was recorded near 77 km WNW of Tyonek, Alaska (United States) on August 8, 2025 at 05:13 UTC. The hypocenter lay relatively close to the surface at around 5 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 149 earthquakes, the strongest at M4.1.

Details

Magnitude
M1.3
Depth
4.9 km
UTC time
2025-08-08 05:13:10 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.29640, -152.50580
Temperature
0.6°C

Map

Depth profile

Depth profile Depth: 4.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 4.9 km
Shallow
4.9 km
4.9 km — shallower 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

  • Spurr
    Distance: 14 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 39 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 91 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 144 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 221 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 277 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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