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M2.1 Depth: 135.0 km

M2.1 Earthquake near 77 km WNW of Ninilchik, Alaska (United States)

UTC time: 2025-12-23 01:23:35 UTC Local time: —

About this earthquake

On December 23, 2025 at 01:23 UTC, a magnitude M2.1 earthquake occurred near 77 km WNW of Ninilchik, Alaska (United States). The earthquake originated at an intermediate depth of about 135 km. 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: 247 earthquakes were recorded in the past 24 hours, the strongest reaching M6.0.

Details

Magnitude
M2.1
Depth
135.0 km
UTC time
2025-12-23 01:23:35 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.35900, -152.91500
Temperature
-21.0°C

Map

Depth profile

Depth profile Depth: 135 km (Intermediate) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 135 km
Intermediate
135 km
135 km — deeper than the regional average (15.7 km)
Regional average: 15.7 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: 17 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 38 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Spurr
    Distance: 111 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Augustine
    Distance: 115 km ·Lava dome(s) ·Elevation: 1'218 m ·Last eruption: 2006 ·United States
  • Hayes
    Distance: 145 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Douglas
    Distance: 171 km ·Stratovolcano ·Elevation: 2'140 m ·United States

Historic earthquake map · United States

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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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