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M1.8 Depth: 34.6 km

M1.8 Earthquake near 5 km NNE of Point Possession, Alaska (United States)

UTC time: 2025-09-22 10:50:27 UTC Local time: —

About this earthquake

On September 22, 2025 at 10:50 UTC, a magnitude M1.8 earthquake occurred near 5 km NNE of Point Possession, Alaska (United States). With a focal depth of about 35 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The data is provided by USGS and cross-checked across seismological networks. United States: 157 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

Magnitude
M1.8
Depth
34.6 km
UTC time
2025-09-22 10:50:27 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.96530, -150.64910
Temperature
10.8°C

Map

Depth profile

Depth profile Depth: 34.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 34.6 km
Shallow
34.6 km
34.6 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: 94 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 120 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 126 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 169 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Augustine
    Distance: 236 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Douglas
    Distance: 285 km ·Stratovolcano ·Elevation: 2'140 m ·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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