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M4.1 Depth: 33.0 km

M4.1 Earthquake

UTC time: 2026-04-20 08:08:46 UTC Local time: —

About this earthquake

On April 20, 2026 at 08:08 UTC, a magnitude M4.1 earthquake occurred near Earthquake location (38.21, 142.307). The hypocenter lay relatively close to the surface at around 33 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

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

Details

Magnitude
M4.1
Depth
33.0 km
UTC time
2026-04-20 08:08:46 UTC
Local time
—
Country
—
Source
nnsn
Coordinates
38.21000, 142.30700

Map

Depth profile

Depth profile Depth: 33 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 33 km
Shallow
33 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

  • Naruko
    Distance: 149 km ·Caldera ·Elevation: 470 m ·Last eruption: 837 ·Japan
  • Kurikomayama
    Distance: 156 km ·Stratovolcano ·Elevation: 1'627 m ·Last eruption: 1950 ·Japan
  • Zaozan [Zaosan]
    Distance: 163 km ·Complex ·Elevation: 1'841 m ·Last eruption: 1940 ·Japan
  • Azumayama
    Distance: 188 km ·Stratovolcano(es) ·Elevation: 1'949 m ·Last eruption: 1977 ·Japan
  • Adatarayama
    Distance: 188 km ·Stratovolcano(es) ·Elevation: 1'728 m ·Last eruption: 1996 ·Japan
  • Hijiori
    Distance: 192 km ·Caldera ·Elevation: 552 m ·Japan

Stats (last 24h)

Global (24h)
658
Country (24h)
—
—
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