Back to map
M2.5 Depth: 8.7 km

M2.5 Earthquake near 46 km SSE of Nelchina, Alaska (United States)

UTC time: 2025-12-16 23:25:37 UTC Local time: —

About this earthquake

On December 16, 2025 at 23:25 UTC, a magnitude M2.5 earthquake occurred near 46 km SSE of Nelchina, Alaska (United States). The hypocenter lay relatively close to the surface at around 9 km, increasing how strongly it was felt. 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 224 earthquakes, the strongest at M5.3.

Details

Magnitude
M2.5
Depth
8.7 km
UTC time
2025-12-16 23:25:37 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.60800, -146.40100
Temperature
-25.0°C

Map

Depth profile

Depth profile Depth: 8.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8.7 km
Shallow
8.7 km
8.7 km — shallower than the regional average (15.7 km)
Regional average: 15.7 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

  • Wrangell
    Distance: 133 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Churchill
    Distance: 248 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Buzzard Creek
    Distance: 292 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Spurr
    Distance: 313 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 318 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 363 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·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.

Share