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United States · Alaska

M0.8 Earthquake near Unalaska, Alaska (United States)

UTC time: 2026-09-07 03:17:07 UTC Local time: —

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About this earthquake

On September 7, 2026 at 03:17 UTC, a magnitude M0.8 earthquake occurred near Unalaska, Alaska (United States). The hypocenter lay relatively close to the surface at around 8 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: over the past 24 hours, QuakeMap24 logged 159 earthquakes, the strongest at M3.3.

Details

ID
c9bb5792958293b5c2d2c073d5c32dc4e235a9b1
Magnitude
M0.8
Depth
8.3 km
UTC time
2026-09-07 03:17:07 UTC
Local time
—
Country
United States
State
Alaska
City
Unalaska
County
Unorganized Borough
Source
usgs
Coordinates
53.89667, -166.64233
Temperature
10.7°C

Depth profile

Depth profile Depth: 8.3 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 8.3 km
Shallow
8.3 km
8.3 km — shallower than the regional average (15.3 km)
Regional average: 15.3 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

  • Makushin
    Distance: 18 km ·Stratovolcano ·Elevation: 1'800 m ·Last eruption: 1995 ·United States
  • Akutan
    Distance: 50 km ·Stratovolcano ·Elevation: 1'303 m ·Last eruption: 1992 ·United States
  • Bogoslof
    Distance: 91 km ·Stratovolcano ·Elevation: 150 m ·Last eruption: 2017 ·United States
  • Okmok
    Distance: 111 km ·Shield ·Elevation: 1'073 m ·Last eruption: 2008 ·United States
  • Westdahl
    Distance: 147 km ·Stratovolcano? ·Elevation: 1'563 m ·Last eruption: 1992 ·United States
  • Recheschnoi
    Distance: 150 km ·Stratovolcano ·Elevation: 1'984 m ·United States

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Tom Madsen (Dutch Harbor) AirportUnited States · DUT · PADU
    6.4 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-07

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Alaska

Context for this earthquake

07 Sep 2025 – 07 Sep 2026 · M ≥ 2.0 · 4,083 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

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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