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M1.1 Depth: 15.3 km

M1.1 Earthquake near 16 km NW of Ester, Alaska (United States)

UTC time: 2025-09-27 04:35:35 UTC Local time: —

About this earthquake

On September 27, 2025 at 04:35 UTC, a magnitude M1.1 earthquake occurred near 16 km NW of Ester, Alaska (United States). With a focal depth of about 15 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: 166 earthquakes were recorded in the past 24 hours, the strongest reaching M3.7.

Details

Magnitude
M1.1
Depth
15.3 km
UTC time
2025-09-27 04:35:35 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
64.93140, -148.29180
Temperature
-0.6°C

Map

Depth profile

Depth profile Depth: 15.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 15.3 km
Shallow
15.3 km
15.3 km — close to 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

  • Buzzard Creek
    Distance: 97 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Wrangell
    Distance: 388 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Hayes
    Distance: 420 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 450 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·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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