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M1.7 Depth: 68.9 km

M1.7 Earthquake near 25 km WSW of Susitna, Alaska (United States)

UTC time: 2025-08-09 05:33:53 UTC Local time: —

About this earthquake

A magnitude M1.7 earthquake was recorded near 25 km WSW of Susitna, Alaska (United States) on August 9, 2025 at 05:33 UTC. With a focal depth of about 69 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: 160 earthquakes were recorded in the past 24 hours, the strongest reaching M4.1.

Details

Magnitude
M1.7
Depth
68.9 km
UTC time
2025-08-09 05:33:53 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.45880, -150.95960
Temperature
11.2°C

Map

Depth profile

Depth profile Depth: 68.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 68.9 km
Shallow
68.9 km
68.9 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

  • Spurr
    Distance: 71 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 79 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 145 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 196 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 270 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Buzzard Creek
    Distance: 317 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States

Historic earthquake map · United States

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Country statistics · United States

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

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