M1.9 Depth: 111.7 km

M1.9 Earthquake near 62 km W of Happy Valley, Alaska (United States)

UTC time: 2025-09-01 04:04:09 UTC Local time:

About this earthquake

A magnitude M1.9 earthquake was recorded near 62 km W of Happy Valley, Alaska (United States) on September 1, 2025 at 04:04 UTC. At around 112 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: 229 earthquakes were recorded in the past 24 hours, the strongest reaching M3.5.

Details

Magnitude
M1.9
Depth
111.7 km
UTC time
2025-09-01 04:04:09 UTC
Local time
Country
City
Source
usgs
Coordinates
60.02010, -152.84060
Temperature
4.3°C

Map

Depth profile

Depth profile Depth: 111.7 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 111.7 km
Intermediate
111.7 km
111.7 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: 14 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Redoubt
    Distance: 52 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Augustine
    Distance: 80 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 135 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Spurr
    Distance: 146 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Fourpeaked
    Distance: 147 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·United States

Historic earthquake map · United States

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

View earthquake KPIs, strongest and latest events, and averages for this country.

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