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M7.4 Depth: 29.0 km

M7.4 Earthquake near Off East Coast of Honshu, Japan

UTC time: 2026-04-20 07:52:59 UTC Local time: —
M7.4 earthquake near Off East Coast of Honshu, Japan on Apr 20, 2026 — map of epicenter and shaking intensity | QuakeMap24
M7.4 Earthquake near Off East Coast of Honshu, Japan · 2026-04-20 07:52:59 UTC

About this earthquake

A magnitude M7.4 earthquake was recorded near Off East Coast of Honshu, Japan on April 20, 2026 at 07:52 UTC. The hypocenter lay relatively close to the surface at around 29 km, increasing how strongly it was felt. Events of this size can trigger serious destruction across large regions.

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

Details

Magnitude
M7.4
Depth
29.0 km
UTC time
2026-04-20 07:52:59 UTC
Local time
—
Country
—
Source
gfz
Coordinates
39.87000, 143.02000
Temperature
9.1°C

Map

Depth profile

Depth profile Depth: 29 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 29 km
Shallow
29 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
Miyako95.5 kmW51'150
Hachinohe146.9 kmNW239'046
Sendai257.6 kmSW1'096'704

GeoNames · CC BY 4.0

Volcanoes nearby

  • Iwatesan
    Distance: 172 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Hachimantai
    Distance: 185 km ·Stratovolcano ·Elevation: 1'613 m ·Last eruption: -5350 ·Japan
  • Akita-Komagatake
    Distance: 190 km ·Stratovolcano(es) ·Elevation: 1'637 m ·Last eruption: 1971 ·Japan
  • Akita-Yakeyama
    Distance: 193 km ·Stratovolcano ·Elevation: 1'366 m ·Last eruption: 1997 ·Japan
  • Towada
    Distance: 195 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Hakkodasan
    Distance: 202 km ·Stratovolcano(es) ·Elevation: 1'584 m ·Last eruption: 1550 ·Japan

Subsequent earthquakes nearby

Events recorded after this earthquake within 500 km. They are not automatically classified as aftershocks.

First 6 hours31
First 24 hours49
First 72 hours81
Strongest subsequent eventM7.4
M7.42026-04-20 07:53:00 UTC9.5 km###.# km ( ###.# mi) NW (az= 308.7) from Wendover, UT M5.32026-04-20 08:03:08 UTC81.8 kmOFF EAST COAST OF HONSHU, JAPAN M4.12026-04-20 08:08:46 UTC194.6 km M5.22026-04-20 08:08:54 UTC32.3 kmNEAR EAST COAST OF HONSHU, JAPAN M3.92026-04-20 08:13:02 UTC368.2 km M4.12026-04-20 08:14:48 UTC23.2 km M4.42026-04-20 08:15:19 UTC88.6 km M4.12026-04-20 08:23:47 UTC194.6 km M4.32026-04-20 08:30:10 UTC23.2 km M4.82026-04-20 08:32:42 UTC217.4 km M5.72026-04-20 08:32:42 UTC185.0 km113 km E of Miyako, Japan M5.62026-04-20 08:32:43 UTC29.0 kmOFF EAST COAST OF HONSHU, JAPAN

Historical context nearby

Comparison with recorded earthquakes before this event within 500 km.

Magnitude rank#7
Earlier events M≥4984
Earlier events M≥5441
Compared since2025-01-05

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

Strongest earlier events

M7.72025-12-08 14:15:13 UTC144.1 km M7.62026-04-20 07:52:57 UTC25.2 kmOff East Coast of Honshu, Japan M7.62025-12-08 14:15:12 UTC149.1 kmHOKKAIDO, JAPAN REGION M7.62025-12-08 14:15:10 UTC150.1 km74 km ENE of Misawa, Japan M7.62025-12-08 14:15:09 UTC139.6 km84 km ENE of Misawa, Japan

Stats (last 24h)

Global (24h)
1033
Country (24h)
—
—
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