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M4.2 Depth: 10.0 km

M4.2 Earthquake near 88 km SW of Nikolski, Alaska

UTC time: 2026-02-23 21:11:06 UTC Local time: —

About this earthquake

A magnitude M4.2 earthquake was recorded near 88 km SW of Nikolski, Alaska on February 23, 2026 at 21:11 UTC. 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 USGS and cross-checked across seismological networks.

Details

Magnitude
M4.2
Depth
10.0 km
UTC time
2026-02-23 21:11:06 UTC
Local time
—
Country
—
Source
usgs
Coordinates
52.43290, -169.87480
Temperature
4.8°C

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
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

  • Herbert
    Distance: 38 km ·Stratovolcano ·Elevation: 1'280 m ·United States
  • Cleveland
    Distance: 44 km ·Stratovolcano ·Elevation: 1'730 m ·Last eruption: 2020 ·United States
  • Tana
    Distance: 45 km ·Stratovolcano(es) ·Elevation: 1'170 m ·United States
  • Carlisle
    Distance: 53 km ·Stratovolcano ·Elevation: 1'620 m ·Last eruption: 1828 ·United States
  • Yunaska
    Distance: 56 km ·Shield ·Elevation: 550 m ·Last eruption: 1937 ·United States
  • Kagamil
    Distance: 61 km ·Stratovolcano ·Elevation: 893 m ·Last eruption: 1929 ·United States

Stats (last 24h)

Global (24h)
611
Country (24h)
—
—
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