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M1.2 Depth: 19.3 km

M1.2 Earthquake near 4 km ESE of Chase, Alaska (United States)

UTC time: 2025-08-21 20:46:59 UTC Local time: —

About this earthquake

On August 21, 2025 at 20:46 UTC, a magnitude M1.2 earthquake occurred near 4 km ESE of Chase, Alaska (United States). The hypocenter lay relatively close to the surface at around 19 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 190 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

Magnitude
M1.2
Depth
19.3 km
UTC time
2025-08-21 20:46:59 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
62.43640, -150.02410
Temperature
14.1°C

Map

Depth profile

Depth profile Depth: 19.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 19.3 km
Shallow
19.3 km
19.3 km — deeper 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: 153 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 172 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Buzzard Creek
    Distance: 197 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Redoubt
    Distance: 261 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 314 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Wrangell
    Distance: 315 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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