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M2.2 Depth: 92.1 km

M2.2 Earthquake near 42 km WNW of Happy Valley, Alaska (United States)

UTC time: 2025-10-21 21:20:21 UTC Local time: —

About this earthquake

On October 21, 2025 at 21:20 UTC, a magnitude M2.2 earthquake occurred near 42 km WNW of Happy Valley, Alaska (United States). At around 92 km, the focal depth places this among intermediate-depth events. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 189 earthquakes, the strongest at M4.7.

Details

Magnitude
M2.2
Depth
92.1 km
UTC time
2025-10-21 21:20:21 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.10650, -152.42470
Temperature
6.4°C

Map

Depth profile

Depth profile Depth: 92.1 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 92.1 km
Intermediate
92.1 km
92.1 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

  • Iliamna
    Distance: 38 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Redoubt
    Distance: 46 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Augustine
    Distance: 100 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Spurr
    Distance: 133 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Douglas
    Distance: 153 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 164 km ·Stratovolcano ·Elevation: 2'105 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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