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M1.6 Depth: 116.7 km

M1.6 Earthquake near 67 km WNW of Happy Valley, Alaska (United States)

UTC time: 2025-09-07 11:30:09 UTC Local time: —

About this earthquake

A magnitude M1.6 earthquake was recorded near 67 km WNW of Happy Valley, Alaska (United States) on September 7, 2025 at 11:30 UTC. At around 117 km, the focal depth places this among intermediate-depth events. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: over the past 24 hours, QuakeMap24 logged 197 earthquakes, the strongest at M4.8.

Details

Magnitude
M1.6
Depth
116.7 km
UTC time
2025-09-07 11:30:09 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.08150, -152.90410
Temperature
5.9°C

Map

Depth profile

Depth profile Depth: 116.7 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 116.7 km
Intermediate
116.7 km
116.7 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: 12 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: 85 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Spurr
    Distance: 140 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Douglas
    Distance: 141 km ·Stratovolcano ·Elevation: 2'140 m ·United States
  • Fourpeaked
    Distance: 152 km ·Stratovolcano ·Elevation: 2'105 m ·Last eruption: 2006 ·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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