M5.8 Depth: 43.0 km

M5.8 Earthquake near Yokoshibahikari, Chiba Prefecture (Japan)

UTC time: 2026-06-26 03:46:36 UTC Local time:

About this earthquake

On June 26, 2026 at 03:46 UTC, a magnitude M5.8 earthquake occurred near Yokoshibahikari, Chiba Prefecture (Japan). With a focal depth of about 43 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 event was recorded by USGS. Japan: over the past 24 hours, QuakeMap24 logged 14 earthquakes, the strongest at M5.9.

Details

Magnitude
M5.8
Depth
43.0 km
UTC time
2026-06-26 03:46:36 UTC
Local time
Country
County
Source
usgs
Coordinates
35.63140, 140.50990
Temperature
23.7°C

Map

Depth profile

Depth profile Depth: 43 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 43 km
Shallow
43 km
43 km — deeper than the regional average (35.4 km)
Regional average: 35.4 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 37'244'608
V 87'953
35 Felt reports · max reported intensity 4.3

Ground shaking

V
Moderate · Intensity (MMI) V
Felt by all, slight damage possible.

Tectonic context

Located on the Okhotsk Plate.
Near the boundary Okhotsk ↔ Philippine Sea · about 110 km away

Nearby population centers

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

PlaceDistanceDirectionPopulation
Yokoshiba3.2 kmNW22'075
Narita24.3 kmNW132'906
Chiba35.7 kmW979'768

GeoNames · CC BY 4.0

Volcanoes nearby

  • Hakoneyama
    Distance: 142 km ·Complex ·Elevation: 1'438 m ·Last eruption: 2015 ·Japan
  • Izu-Oshima
    Distance: 143 km ·Stratovolcano ·Elevation: 746 m ·Last eruption: 1990 ·Japan
  • Izu-Tobu
    Distance: 152 km ·Pyroclastic cone(s) ·Elevation: 1'406 m ·Last eruption: 1989 ·Japan
  • Takaharayama
    Distance: 156 km ·Stratovolcano ·Elevation: 1'795 m ·Last eruption: -4570 ·Japan
  • Nantaisan
    Distance: 156 km ·Stratovolcano ·Elevation: 2'486 m ·Last eruption: -9540 ·Japan
  • Akagisan
    Distance: 157 km ·Stratovolcano ·Elevation: 1'828 m ·Japan

Comparison of seismic sources

3 sources currently report magnitudes from M5.8 to M5.8.

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

SourceMagnitudeDepthPosition difference
EMSCM5.843.0 km0.0 km
SCEDCM5.843.0 km0.0 km
USGSM5.843.0 km0.0 km

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#1
Earlier events M≥4127
Earlier events M≥533
Compared since2025-01-04

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

Strongest earlier events

Historic earthquake map · Japan

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

Country statistics · Japan

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

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