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M5.5 Depth: 7.7 km

M5.5 Earthquake near OFF EAST COAST OF HONSHU, JAPAN

UTC time: 2025-11-21 12:22:04 UTC Local time: —

About this earthquake

A magnitude M5.5 earthquake was recorded near OFF EAST COAST OF HONSHU, JAPAN on November 21, 2025 at 12:22 UTC. The hypocenter lay relatively close to the surface at around 8 km, increasing how strongly it was felt. Events of this size can cause damage near the epicenter.

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

Details

Magnitude
M5.5
Depth
7.7 km
UTC time
2025-11-21 12:22:04 UTC
Local time
—
Country
—
Source
emsc
Coordinates
39.68120, 143.41870
Temperature
8.9°C

Map

Depth profile

Depth profile Depth: 7.7 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 7.7 km
Shallow
7.7 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
Miyako126.6 kmW51'150
Hachinohe186.9 kmNW239'046
Sendai270.9 kmSW1'096'704

GeoNames · CC BY 4.0

Volcanoes nearby

  • Iwatesan
    Distance: 208 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Hachimantai
    Distance: 221 km ·Stratovolcano ·Elevation: 1'613 m ·Last eruption: -5350 ·Japan
  • Akita-Komagatake
    Distance: 224 km ·Stratovolcano(es) ·Elevation: 1'637 m ·Last eruption: 1971 ·Japan
  • Akita-Yakeyama
    Distance: 229 km ·Stratovolcano ·Elevation: 1'366 m ·Last eruption: 1997 ·Japan
  • Towada
    Distance: 235 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Kurikomayama
    Distance: 240 km ·Stratovolcano ·Elevation: 1'627 m ·Last eruption: 1950 ·Japan

Subsequent earthquakes nearby

Events recorded after this earthquake within 150 km. They are not automatically classified as aftershocks.

First 6 hours3
First 24 hours3
First 72 hours6
Strongest subsequent eventM7.0
M5.32025-11-21 12:22:05 UTC9.8 kmEvent of magnitude 5.3, near of Sendai (Monde) M5.52025-11-21 12:22:05 UTC2.5 kmOff East Coast of Honshu, Japan M6.02025-11-21 12:22:05 UTC5.9 kmOff east coast of Honshu, Japan [Sea: Japan] M4.22025-11-23 03:37:30 UTC73.0 kmNEAR EAST COAST OF HONSHU, JAPAN M4.22025-11-23 21:25:39 UTC49.5 km124 km ESE of Yamada, Japan M3.72025-11-24 10:10:30 UTC149.8 kmNEAR EAST COAST OF HONSHU, JAPAN M3.42025-11-25 02:08:30 UTC115.3 kmNEAR EAST COAST OF HONSHU, JAPAN M4.42025-11-27 20:34:00 UTC23.9 kmOFF EAST COAST OF HONSHU, JAPAN M4.82025-11-27 20:34:00 UTC36.6 kmOff East Coast of Honshu, Japan M4.42025-11-29 21:46:32 UTC13.5 km116 km E of Miyako, Japan M5.22025-12-07 00:16:44 UTC19.8 kmEvent of magnitude 5.2, near of Sendai (Monde) M4.92025-12-07 00:16:44 UTC12.2 kmOff East Coast of Honshu, Japan

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#35
Earlier events M≥4206
Earlier events M≥5121
Compared since2025-01-05

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

Strongest earlier events

M6.82025-11-09 08:03:38 UTC31.8 km126 km E of Yamada, Japan M6.82025-11-09 08:03:38 UTC24.0 kmOFF EAST COAST OF HONSHU, JAPAN M6.82025-11-09 08:03:38 UTC31.7 km M6.72025-11-09 08:03:42 UTC32.0 km133 km E of Yamada, Japan M6.72025-11-09 08:03:39 UTC25.1 kmOff east coast of Honshu, Japan [Sea: Japan]

Stats (last 24h)

Global (24h)
643
Country (24h)
—
—
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