Back to map
United States

M1.2 Earthquake near 30 km WNW of Tyonek, Alaska (United States)

UTC time: 2025-10-24 21:23:12 UTC Local time: —

Map

About this earthquake

On October 24, 2025 at 21:23 UTC, a magnitude M1.2 earthquake occurred near 30 km WNW of Tyonek, Alaska (United States). With a focal depth of about 63 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. 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: 189 earthquakes were recorded in the past 24 hours, the strongest reaching M4.0.

Details

ID
a18a65932fc7fd2dee0a46d8bb446212ac8ee782
Magnitude
M1.2
Depth
62.9 km
UTC time
2025-10-24 21:23:12 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.14430, -151.67110
Temperature
6.7°C

Depth profile

Depth profile Depth: 62.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 62.9 km
Shallow
62.9 km
62.9 km — deeper than the regional average (15.2 km)
Regional average: 15.2 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: 35 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 68 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 94 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 146 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: 275 km ·Stratovolcano ·Elevation: 2'140 m ·United States

Alaska

Context for this earthquake

22 Sep 2025 – 22 Sep 2026 · M ≥ 2.0 · 4,126 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

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.

Share