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M4.3 Earthquake near OFF EAST COAST OF HONSHU, JAPAN

UTC time: 2025-10-21 18:48:33 UTC Local time: —
Magnitude
M4.3
Depth
34.1 km
Source
EMSC

OFF EAST COAST OF HONSHU, JAPAN

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About this earthquake

A magnitude M4.3 earthquake was recorded near OFF EAST COAST OF HONSHU, JAPAN on October 21, 2025 at 18:48 UTC. The hypocenter lay relatively close to the surface at around 34 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by EMSC.

Details

ID
12cf66f853052b5b7dcd0e33370876f1a49330f7
Magnitude
M4.3
Depth
34.1 km
UTC time
2025-10-21 18:48:33 UTC
Local time
—
Country
—
Source
emsc
Coordinates
37.67530, 142.17940
Temperature
15.2°C

Depth profile

Depth profile Depth: 34.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 34.1 km
Shallow
34.1 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

  • Zaozan [Zaosan]
    Distance: 161 km ·Complex ·Elevation: 1'841 m ·Last eruption: 1940 ·Japan
  • Adatarayama
    Distance: 167 km ·Stratovolcano(es) ·Elevation: 1'728 m ·Last eruption: 1996 ·Japan
  • Azumayama
    Distance: 170 km ·Stratovolcano(es) ·Elevation: 1'949 m ·Last eruption: 1977 ·Japan
  • Naruko
    Distance: 172 km ·Caldera ·Elevation: 470 m ·Last eruption: 837 ·Japan
  • Bandaisan
    Distance: 186 km ·Stratovolcano ·Elevation: 1'816 m ·Last eruption: 1888 ·Japan
  • Kurikomayama
    Distance: 188 km ·Stratovolcano ·Last eruption: 1950 ·Japan

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

Stats (last 24h)

Global (24h)
499
Country (24h)
—
—
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