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M6.0 Depth: 34.2 km

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

UTC time: 2025-10-04 15:21:07 UTC Local time: —

About this earthquake

On October 4, 2025 at 15:21 UTC, a magnitude M6.0 earthquake occurred near Near east coast of eastern Honshu, Japan [Sea: Japan]. The hypocenter lay relatively close to the surface at around 34 km, increasing how strongly it was felt. Earthquakes of this magnitude can cause significant damage in populated areas.

The event was recorded by INGV.

Details

Magnitude
M6.0
Depth
34.2 km
UTC time
2025-10-04 15:21:07 UTC
Local time
—
Country
—
Source
ingv
Coordinates
37.38340, 141.89200
Temperature
22.9°C

Map

Depth profile

Depth profile Depth: 34.2 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 34.2 km
Shallow
34.2 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
Namie79.5 kmW21'866
Iwaki96.7 kmW357'309
Sendai133.3 kmNW1'096'704

GeoNames · CC BY 4.0

Volcanoes nearby

  • Adatarayama
    Distance: 145 km ·Stratovolcano(es) ·Elevation: 1'728 m ·Last eruption: 1996 ·Japan
  • Azumayama
    Distance: 150 km ·Stratovolcano(es) ·Elevation: 1'949 m ·Last eruption: 1977 ·Japan
  • Zaozan [Zaosan]
    Distance: 153 km ·Complex ·Elevation: 1'841 m ·Last eruption: 1940 ·Japan
  • Bandaisan
    Distance: 162 km ·Stratovolcano ·Elevation: 1'816 m ·Last eruption: 1888 ·Japan
  • Nasudake
    Distance: 173 km ·Stratovolcano(es) ·Elevation: 1'915 m ·Last eruption: 1963 ·Japan
  • Naruko
    Distance: 181 km ·Caldera ·Elevation: 470 m ·Last eruption: 837 ·Japan

Subsequent earthquakes nearby

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

First 6 hours2
First 24 hours2
First 72 hours16
Strongest subsequent eventM6.0
M6.02025-10-04 15:21:09 UTC21.1 km M5.62025-10-04 15:21:12 UTC49.9 kmEvent of magnitude 5.6, near of Sendai (Monde) M4.82025-10-06 14:20:25 UTC204.2 km M4.82025-10-06 14:20:25 UTC206.2 kmOff East Coast of Honshu, Japan M4.82025-10-06 14:20:29 UTC194.4 km239 km ESE of Onagawa Chō, Japan M4.92025-10-06 14:58:00 UTC201.2 km M5.02025-10-06 14:58:00 UTC206.6 kmEvent of magnitude 5.0, near of Sendai (Monde) M5.12025-10-06 14:58:00 UTC208.2 kmOff East Coast of Honshu, Japan M4.92025-10-06 14:58:00 UTC207.9 km253 km ESE of Onagawa Chō, Japan M4.72025-10-06 18:25:05 UTC207.2 kmOff East Coast of Honshu, Japan M4.72025-10-06 18:25:05 UTC201.3 kmOff east coast of Honshu M5.12025-10-07 00:30:24 UTC55.8 km28 km ENE of Namie, Japan

Historical context nearby

Comparison with recorded earthquakes before this event within 250 km.

Magnitude rank#1
Earlier events M≥4146
Earlier events M≥527
Compared since2025-01-05

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

Strongest earlier events

M6.02025-10-04 15:21:05 UTC34.3 kmNear East Coast of Honshu, Japan M5.82025-08-29 16:29:16 UTC123.0 kmNear East Coast of Honshu, Japan M5.82025-08-21 22:34:46 UTC153.6 kmNear east coast of eastern Honshu, Japan [Sea: Japan] M5.72025-08-29 16:29:14 UTC121.4 kmNear East Coast of Honshu, Japan M5.72025-08-21 22:34:46 UTC148.4 km51 km SE of Ōfunato, Japan

Stats (last 24h)

Global (24h)
671
Country (24h)
—
—
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