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M5.4 Depth: 10.0 km

M5.4 Earthquake near Hachinohe, Aomori Prefecture (Japan)

UTC time: 2026-08-08 17:58:02 UTC Local time: —
M5.4 earthquake near Hachinohe on Aug 8, 2026 — map of epicenter and shaking intensity | QuakeMap24
M5.4 Earthquake near Hachinohe, Aomori Prefecture (Japan) · 2026-08-08 17:58:02 UTC

About this earthquake

On August 8, 2026 at 17:58 UTC, a magnitude M5.4 earthquake occurred near Hachinohe, Aomori Prefecture (Japan). With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Events of this size can cause damage near the epicenter.

The data is provided by RESIF and cross-checked across seismological networks. Japan: over the past 24 hours, QuakeMap24 logged 2 earthquakes, the strongest at M3.4.

Details

Magnitude
M5.4
Depth
10.0 km
UTC time
2026-08-08 17:58:02 UTC
Local time
—
Country
Japan
State
Aomori Prefecture
City
Hachinohe
Source
resif
Coordinates
40.53826, 141.42340
Temperature
21.4°C

Map

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower than the regional average (32.9 km)
Regional average: 32.9 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

Estimated impact

Green No or minimal impact expected.
Estimated population exposed
IV 352'739
2 Felt reports · max reported intensity 3.8

Ground shaking

IV
Light · Intensity (MMI) IV
Felt by many, no damage.

Tectonic context

Located on the Okhotsk Plate.
Near the boundary Okhotsk ↔ Amur · about 227 km away

Nearby population centers

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

PlaceDistanceDirectionPopulation
Hachinohe7.7 kmSE239'046
Sendai257.1 kmS1'096'704

GeoNames · CC BY 4.0

Volcanoes nearby

  • Towada
    Distance: 46 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Hakkodasan
    Distance: 48 km ·Stratovolcano(es) ·Elevation: 1'584 m ·Last eruption: 1550 ·Japan
  • Hachimantai
    Distance: 81 km ·Stratovolcano ·Elevation: 1'613 m ·Last eruption: -5350 ·Japan
  • Iwatesan
    Distance: 84 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Akita-Yakeyama
    Distance: 85 km ·Stratovolcano ·Elevation: 1'366 m ·Last eruption: 1997 ·Japan
  • Osorezan
    Distance: 86 km ·Stratovolcano ·Elevation: 878 m ·Last eruption: 1787 ·Japan

Subsequent earthquakes nearby

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

First 6 hours1
First 24 hours1
First 72 hours1
Strongest subsequent eventM4.7
M3.92026-08-08 18:56:30 UTC96.1 kmNEAR EAST COAST OF HONSHU, JAPAN M4.52026-08-11 21:45:55 UTC133.6 kmHOKKAIDO, JAPAN REGION M3.52026-08-13 02:29:30 UTC119.2 kmMiyako M4.32026-08-14 13:42:30 UTC130.6 kmNEAR EAST COAST OF HONSHU, JAPAN M3.12026-08-14 23:13:30 UTC131.0 kmHOKKAIDO, JAPAN REGION M3.72026-08-15 21:18:30 UTC122.5 kmNEAR EAST COAST OF HONSHU, JAPAN M3.82026-08-17 12:07:30 UTC69.8 kmNEAR EAST COAST OF HONSHU, JAPAN M3.32026-08-20 00:06:30 UTC69.8 kmNEAR EAST COAST OF HONSHU, JAPAN M4.32026-08-24 14:47:30 UTC131.2 kmNEAR EAST COAST OF HONSHU, JAPAN M4.72026-08-24 18:07:03 UTC97.9 kmNear East Coast of Honshu, Japan

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#70
Earlier events M≥4338
Earlier events M≥5172
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 UTC81.6 km M7.62025-12-08 14:15:12 UTC82.2 kmHOKKAIDO, JAPAN REGION M7.62025-12-08 14:15:10 UTC82.4 km74 km ENE of Misawa, Japan M7.62025-12-08 14:15:09 UTC89.9 km84 km ENE of Misawa, Japan M7.52026-06-24 22:30:10 UTC75.6 kmNear East Coast of Honshu, Japan

Historic earthquake map · Japan

Open history map
Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Japan

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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