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M1.2 Depth: 11.0 km

M1.2 Earthquake near 27 km E of Pleasant Valley, Alaska (United States)

UTC time: 2025-09-21 15:11:18 UTC Local time: —

About this earthquake

On September 21, 2025 at 15:11 UTC, a magnitude M1.2 earthquake occurred near 27 km E of Pleasant Valley, Alaska (United States). With a focal depth of about 11 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 event was recorded by USGS. United States: 161 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

Magnitude
M1.2
Depth
11.0 km
UTC time
2025-09-21 15:11:18 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
64.86440, -146.29960
Temperature
6.6°C

Map

Depth profile

Depth profile Depth: 11 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 11 km
Shallow
11 km
11 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

  • Buzzard Creek
    Distance: 136 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Wrangell
    Distance: 337 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Churchill
    Distance: 450 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Hayes
    Distance: 471 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Fort Selkirk
    Distance: 486 km ·Volcanic field ·Elevation: 1'239 m ·Canada
  • Spurr
    Distance: 496 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·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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