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M2.8 Depth: 77.6 km

M2.8 Earthquake near 28 km NW of Petersville, Alaska (United States)

UTC time: 2025-10-19 15:56:38 UTC Local time: —

About this earthquake

A magnitude M2.8 earthquake was recorded near 28 km NW of Petersville, Alaska (United States) on October 19, 2025 at 15:56 UTC. At around 78 km, the focal depth places this among intermediate-depth events. 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: over the past 24 hours, QuakeMap24 logged 198 earthquakes, the strongest at M4.7.

Details

Magnitude
M2.8
Depth
77.6 km
UTC time
2025-10-19 15:56:38 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
62.67090, -151.17930
Temperature
-3.0°C

Map

Depth profile

Depth profile Depth: 77.6 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 77.6 km
Intermediate
77.6 km
77.6 km — deeper than the regional average (15.4 km)
Regional average: 15.4 km
Why depth matters

Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.

Depth classes per USGS

Volcanoes nearby

  • Hayes
    Distance: 131 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 162 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Buzzard Creek
    Distance: 207 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Redoubt
    Distance: 257 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 311 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Wrangell
    Distance: 377 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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