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M4.9 Depth: 35.0 km

M4.9 Earthquake near 81 km SW of Nikolski, Alaska

UTC time: 2026-09-03 11:39:42 UTC Local time: —

About this earthquake

A magnitude M4.9 earthquake was recorded near 81 km SW of Nikolski, Alaska on September 3, 2026 at 11:39 UTC. With a focal depth of about 35 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

The data is provided by USGS and cross-checked across seismological networks.

Details

Magnitude
M4.9
Depth
35.0 km
UTC time
2026-09-03 11:39:42 UTC
Local time
—
Country
—
Source
usgs
Coordinates
52.34580, -169.56070
Temperature
11.0°C

Map

Depth profile

Depth profile Depth: 35 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 35 km
Shallow
35 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

Estimated impact

Green No or minimal impact expected.
3 Felt reports · max reported intensity 5

Ground shaking

IV
Light · Intensity (MMI) IV
Felt by many, no damage.

Tectonic context

Located on the North America Plate.
Near the boundary North America ↔ Pacific · about 65 km away

Volcanoes nearby

  • Tana
    Distance: 56 km ·Stratovolcano(es) ·Elevation: 1'170 m ·United States
  • Herbert
    Distance: 58 km ·Stratovolcano ·Elevation: 1'280 m ·United States
  • Cleveland
    Distance: 59 km ·Stratovolcano ·Elevation: 1'730 m ·Last eruption: 2020 ·United States
  • Carlisle
    Distance: 69 km ·Stratovolcano ·Elevation: 1'620 m ·Last eruption: 1828 ·United States
  • Kagamil
    Distance: 71 km ·Stratovolcano ·Elevation: 893 m ·Last eruption: 1929 ·United States
  • Yunaska
    Distance: 80 km ·Shield ·Elevation: 550 m ·Last eruption: 1937 ·United States

Stats (last 24h)

Global (24h)
649
Country (24h)
—
—
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