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M1.8 Depth: 103.2 km

M1.8 Earthquake near 58 km NW of Ninilchik, Alaska (United States)

UTC time: 2025-10-22 07:50:18 UTC Local time: —

About this earthquake

On October 22, 2025 at 07:50 UTC, a magnitude M1.8 earthquake occurred near 58 km NW of Ninilchik, Alaska (United States). The earthquake originated at an intermediate depth of about 103 km. 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 M4.7.

Details

Magnitude
M1.8
Depth
103.2 km
UTC time
2025-10-22 07:50:18 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.38740, -152.48220
Temperature
-0.8°C

Map

Depth profile

Depth profile Depth: 103.2 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 103.2 km
Intermediate
103.2 km
103.2 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

  • Redoubt
    Distance: 18 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 52 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Spurr
    Distance: 102 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Augustine
    Distance: 126 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Hayes
    Distance: 139 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Douglas
    Distance: 181 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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