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M4.7 Depth: 10.0 km

M4.7 Earthquake near Unorganized Borough, Alaska (United States)

UTC time: 2026-09-03 15:42:01 UTC Local time: —

About this earthquake

On September 3, 2026 at 15:42 UTC, a magnitude M4.7 earthquake occurred near Unorganized Borough, Alaska (United States). The hypocenter lay relatively close to the surface at around 10 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The data is provided by Seismological Survey of Serbia and cross-checked across seismological networks. United States: 173 earthquakes were recorded in the past 24 hours, the strongest reaching M3.5.

Map

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 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

Ground shaking

II
Weak · Intensity (MMI) II
Felt by a few, no damage.

Tectonic context

Located on the North America Plate.
Near the boundary North America ↔ Pacific · about 133 km away

Volcanoes nearby

  • Tana
    Distance: 1 km ·Stratovolcano(es) ·Elevation: 1'170 m ·United States
  • Cleveland
    Distance: 12 km ·Stratovolcano ·Elevation: 1'730 m ·Last eruption: 2020 ·United States
  • Kagamil
    Distance: 16 km ·Stratovolcano ·Elevation: 893 m ·Last eruption: 1929 ·United States
  • Carlisle
    Distance: 21 km ·Stratovolcano ·Elevation: 1'620 m ·Last eruption: 1828 ·United States
  • Herbert
    Distance: 26 km ·Stratovolcano ·Elevation: 1'280 m ·United States
  • Uliaga
    Distance: 26 km ·Stratovolcano ·Elevation: 888 m ·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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