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M1.9 Depth: 11.9 km

M1.9 Earthquake near 63 km W of Petersville, Alaska (United States)

UTC time: 2025-10-17 03:19:53 UTC Local time: —

About this earthquake

On October 17, 2025 at 03:19 UTC, a magnitude M1.9 earthquake occurred near 63 km W of Petersville, Alaska (United States). The hypocenter lay relatively close to the surface at around 12 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 202 earthquakes, the strongest at M5.5.

Details

Magnitude
M1.9
Depth
11.9 km
UTC time
2025-10-17 03:19:53 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
62.60130, -151.98650
Temperature
-0.4°C

Map

Depth profile

Depth profile Depth: 11.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11.9 km
Shallow
11.9 km
11.9 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

  • Hayes
    Distance: 109 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 145 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Redoubt
    Distance: 239 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Buzzard Creek
    Distance: 240 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Iliamna
    Distance: 292 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 368 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·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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