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M1.1 Depth: 21.6 km

M1.1 Earthquake near 16 km SSW of Petersville, Alaska (United States)

UTC time: 2025-11-12 05:17:34 UTC Local time: —

About this earthquake

A magnitude M1.1 earthquake was recorded near 16 km SSW of Petersville, Alaska (United States) on November 12, 2025 at 05:17 UTC. With a focal depth of about 22 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: 184 earthquakes were recorded in the past 24 hours, the strongest reaching M3.8.

Details

Magnitude
M1.1
Depth
21.6 km
UTC time
2025-11-12 05:17:34 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
62.36330, -150.90370
Temperature
-11.6°C

Map

Depth profile

Depth profile Depth: 21.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 21.6 km
Shallow
21.6 km
21.6 km — deeper than the regional average (15.5 km)
Regional average: 15.5 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: 113 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 138 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Buzzard Creek
    Distance: 226 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Redoubt
    Distance: 231 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 284 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Wrangell
    Distance: 359 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·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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