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M1.9 Depth: 28.7 km

M1.9 Earthquake near 21 km S of Knik River, Alaska (United States)

UTC time: 2025-10-24 02:15:23 UTC Local time: —

About this earthquake

On October 24, 2025 at 02:15 UTC, a magnitude M1.9 earthquake occurred near 21 km S of Knik River, Alaska (United States). The hypocenter lay relatively close to the surface at around 29 km, increasing how strongly it was felt. 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: 206 earthquakes were recorded in the past 24 hours, the strongest reaching M5.0.

Details

Magnitude
M1.9
Depth
28.7 km
UTC time
2025-10-24 02:15:23 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
61.26590, -148.92830
Temperature
2.9°C

Map

Depth profile

Depth profile Depth: 28.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 28.7 km
Shallow
28.7 km
28.7 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: 178 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 190 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Redoubt
    Distance: 224 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 265 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Wrangell
    Distance: 272 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Buzzard Creek
    Distance: 312 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·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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