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M1.9 Depth: 19.0 km

M1.9 Earthquake near Unorganized Borough (United States)

UTC time: 2025-10-29 22:13:46 UTC Local time: —

About this earthquake

On October 29, 2025 at 22:13 UTC, a magnitude M1.9 earthquake occurred near Unorganized Borough (United States). With a focal depth of about 19 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 173 earthquakes, the strongest at M5.5.

Details

Magnitude
M1.9
Depth
19.0 km
UTC time
2025-10-29 22:13:46 UTC
Local time
—
Country
United States
City
Unorganized Borough
Source
usgs
Coordinates
64.87950, -150.84450
Temperature
-3.4°C

Map

Depth profile

Depth profile Depth: 19 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 19 km
Shallow
19 km
19 km — deeper than the regional average (15.5 km)
Regional average: 15.5 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

  • Buzzard Creek
    Distance: 147 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Hayes
    Distance: 369 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 404 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Wrangell
    Distance: 466 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Redoubt
    Distance: 498 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.

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