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M4.4 Depth: 40.1 km

M4.4 Earthquake near OFF EAST COAST OF HONSHU, JAPAN

UTC time: 2026-04-21 18:43:02 UTC Local time: —

About this earthquake

On April 21, 2026 at 18:43 UTC, a magnitude M4.4 earthquake occurred near OFF EAST COAST OF HONSHU, JAPAN. With a focal depth of about 40 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 EMSC and cross-checked across seismological networks.

Details

Magnitude
M4.4
Depth
40.1 km
UTC time
2026-04-21 18:43:02 UTC
Local time
—
Country
—
Source
emsc
Coordinates
40.23440, 143.12770
Temperature
10.1°C

Map

Depth profile

Depth profile Depth: 40.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 40.1 km
Shallow
40.1 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

  • Iwatesan
    Distance: 186 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Towada
    Distance: 193 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Hachimantai
    Distance: 196 km ·Stratovolcano ·Elevation: 1'613 m ·Last eruption: -5350 ·Japan
  • Hakkodasan
    Distance: 196 km ·Stratovolcano(es) ·Elevation: 1'585 m ·Last eruption: 1550 ·Japan
  • Akita-Yakeyama
    Distance: 204 km ·Stratovolcano ·Elevation: 1'366 m ·Last eruption: 1997 ·Japan
  • Osorezan
    Distance: 205 km ·Stratovolcano ·Elevation: 878 m ·Last eruption: 1787 ·Japan

Stats (last 24h)

Global (24h)
656
Country (24h)
—
—
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