M6.0 Depth: 9.0 km

M6.0 Earthquake near Off east coast of Honshu, Japan [Sea: Japan]

UTC time: 2025-11-21 12:22:05 UTC Local time:
M6.0 earthquake near Off east coast of Honshu, Japan [Sea: Japan] on Nov 21, 2025 — map of epicenter and shaking intensity | QuakeMap24
M6.0 Earthquake near Off east coast of Honshu, Japan [Sea: Japan] · 2025-11-21 12:22:05 UTC

About this earthquake

A magnitude M6.0 earthquake was recorded near Off east coast of Honshu, Japan [Sea: Japan] on November 21, 2025 at 12:22 UTC. The hypocenter lay relatively close to the surface at around 9 km, increasing how strongly it was felt. Events of this size are considered strong and can be dangerous in inhabited regions.

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

Details

Magnitude
M6.0
Depth
9.0 km
UTC time
2025-11-21 12:22:05 UTC
Local time
Country
Source
ingv
Coordinates
39.65270, 143.47700
Temperature
8.9°C

Map

Depth profile

Depth profile Depth: 9 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 9 km
Shallow
9 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

Nearby population centers

Distances are straight-line distances from the epicenter. Population data: GeoNames.

PlaceDistanceDirectionPopulation
Miyako131.5 kmW51'150
Hachinohe192.8 kmNW239'046
Sendai273.3 kmSW1'096'704

GeoNames · CC BY 4.0

Volcanoes nearby

  • Iwatesan
    Distance: 213 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Hachimantai
    Distance: 227 km ·Stratovolcano ·Elevation: 1'613 m ·Last eruption: -5350 ·Japan
  • Akita-Komagatake
    Distance: 229 km ·Stratovolcano(es) ·Elevation: 1'637 m ·Last eruption: 1971 ·Japan
  • Akita-Yakeyama
    Distance: 235 km ·Stratovolcano ·Elevation: 1'366 m ·Last eruption: 1997 ·Japan
  • Towada
    Distance: 241 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Kurikomayama
    Distance: 244 km ·Stratovolcano ·Last eruption: 1950 ·Japan

Subsequent earthquakes nearby

Events recorded after this earthquake within 250 km. They are not automatically classified as aftershocks.

First 6 hours0
First 24 hours0
First 72 hours3
Strongest subsequent eventM7.7

Comparison of seismic sources

3 sources currently report magnitudes from M5.6 to M6.0.

Measurements can differ because agencies use different networks and calculation methods. Values may be revised.

SourceMagnitudeDepthPosition difference
USPM5.66.0 km10.8 km
NNSNM5.710.0 km6.4 km
INGVM6.09.0 km0.0 km

Historical context nearby

Comparison with recorded earthquakes before this event within 250 km.

Magnitude rank#13
Earlier events M≥4335
Earlier events M≥5164
Compared since2025-01-05

The QuakeMap24 comparison dataset begins on 2024-03-23. Earlier earthquakes may not be included.

Strongest earlier events

Stats (last 24h)

Global (24h)
881
Country (24h)
Current earthquakes in
Magnitude Place Local time
No recent events available.

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