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M1.4 Depth: 57.7 km

M1.4 Earthquake near 9 km NW of Happy Valley, Alaska (United States)

UTC time: 2025-08-03 10:01:49 UTC Local time: —

About this earthquake

On August 3, 2025 at 10:01 UTC, a magnitude M1.4 earthquake occurred near 9 km NW of Happy Valley, Alaska (United States). With a focal depth of about 58 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 239 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Details

Magnitude
M1.4
Depth
57.7 km
UTC time
2025-08-03 10:01:49 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.00440, -151.86940
Temperature
12.8°C

Map

Depth profile

Depth profile Depth: 57.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 57.7 km
Shallow
57.7 km
57.7 km — deeper than the regional average (15.3 km)
Regional average: 15.3 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

  • Iliamna
    Distance: 68 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Redoubt
    Distance: 72 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Augustine
    Distance: 113 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Spurr
    Distance: 145 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Douglas
    Distance: 159 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 171 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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