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M1.0 Depth: 69.2 km

M1.0 Earthquake near 35 km WNW of Tatitlek, Alaska (United States)

UTC time: 2025-09-01 20:30:28 UTC Local time: —

About this earthquake

On September 1, 2025 at 20:30 UTC, a magnitude M1.0 earthquake occurred near 35 km WNW of Tatitlek, Alaska (United States). With a focal depth of about 69 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. 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 242 earthquakes, the strongest at M3.5.

Details

Magnitude
M1.0
Depth
69.2 km
UTC time
2025-09-01 20:30:28 UTC
Local time
—
Country
United States
City
Alaska
Source
usgs
Coordinates
60.99110, -147.28900
Temperature
10.4°C

Map

Depth profile

Depth profile Depth: 69.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 69.2 km
Shallow
69.2 km
69.2 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

  • Wrangell
    Distance: 207 km ·Shield ·Elevation: 4'278 m ·Last eruption: 1912 ·United States
  • Spurr
    Distance: 268 km ·Stratovolcano ·Elevation: 3'374 m ·Last eruption: 1992 ·United States
  • Hayes
    Distance: 283 km ·Stratovolcano ·Elevation: 3'034 m ·Last eruption: 1200 ·United States
  • Churchill
    Distance: 300 km ·Stratovolcano ·Elevation: 5'005 m ·Last eruption: 847 ·United States
  • Redoubt
    Distance: 302 km ·Stratovolcano ·Elevation: 3'108 m ·Last eruption: 2009 ·United States
  • Iliamna
    Distance: 335 km ·Stratovolcano ·Elevation: 3'053 m ·Last eruption: 1876 ·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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