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M1.7 Depth: 6.8 km

M1.7 Earthquake near 65 km WNW of Petersville, Alaska (United States)

UTC time: 2025-12-17 04:37:06 UTC Local time: —

About this earthquake

On December 17, 2025 at 04:37 UTC, a magnitude M1.7 earthquake occurred near 65 km WNW of Petersville, Alaska (United States). With a focal depth of about 7 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 222 earthquakes were recorded in the past 24 hours, the strongest reaching M5.3.

Details

Magnitude
M1.7
Depth
6.8 km
UTC time
2025-12-17 04:37:06 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
62.72800, -151.93900
Temperature
-18.6°C

Map

Depth profile

Depth profile Depth: 6.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 6.8 km
Shallow
6.8 km
6.8 km — shallower 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

  • Hayes
    Distance: 123 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 160 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Buzzard Creek
    Distance: 229 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Redoubt
    Distance: 253 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 306 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 383 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·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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