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M1.2 Depth: 35.9 km

M1.2 Earthquake near 16 km SE of Susitna North, Alaska (United States)

UTC time: 2025-09-06 23:45:28 UTC Local time: —

About this earthquake

On September 6, 2025 at 23:45 UTC, a magnitude M1.2 earthquake occurred near 16 km SE of Susitna North, Alaska (United States). The hypocenter lay relatively close to the surface at around 36 km, increasing how strongly it was felt. Earthquakes of this small magnitude are usually barely noticeable and cause no damage.

The event was recorded by USGS. United States: over the past 24 hours, QuakeMap24 logged 213 earthquakes, the strongest at M4.8.

Details

Magnitude
M1.2
Depth
35.9 km
UTC time
2025-09-06 23:45:28 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
62.03940, -149.66080
Temperature
8.3°C

Map

Depth profile

Depth profile Depth: 35.9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 35.9 km
Shallow
35.9 km
35.9 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

  • Hayes
    Distance: 151 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Spurr
    Distance: 160 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Buzzard Creek
    Distance: 233 km ·Tuff ring(s) ·Elevation: 830 m ·Last eruption: -1050 ·United States
  • Redoubt
    Distance: 239 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 290 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·United States
  • Wrangell
    Distance: 294 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·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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