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M5.0 Earthquake near 255 km SE of Katsuura, Japan

UTC time: 2026-04-16 14:43:15 UTC Local time: —
Earthquake newsQuakeMap24
Archive record · original publication time was not recorded

Automatically generated from measurement data by QuakeMap24. Values may change after further analysis. How our reports are produced ↗

Magnitude
M5.0
Depth
66.8 km
Source
USGS

255 km SE of Katsuura, Japan

Map

M5.0 Earthquake near 255 km SE of Katsuura, Japan · 2026-04-16 — Map showing the location of the epicenter
M5.0 Earthquake near 255 km SE of Katsuura, Japan · 2026-04-16 — Map showing the location of the epicenter

About this earthquake

On April 16, 2026 at 14:43 UTC, a magnitude M5.0 earthquake occurred near 255 km SE of Katsuura, Japan. With a focal depth of about 67 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude can damage poorly built structures.

The event was recorded by USGS.

Details

ID
d97891a4c19ef94c832beba00823de9d2a353b6d
Magnitude
M5.0
Depth
66.8 km
UTC time
2026-04-16 14:43:15 UTC
Local time
—
Country
—
Source
usgs
Coordinates
33.47720, 142.22500
Temperature
16.7°C

Depth profile

Depth profile Depth: 66.8 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 66.8 km
Shallow
66.8 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
Katsuura255.4 kmNW16'927
Kisarazu298.5 kmNW136'166
Chiba305.0 kmNW979'768

GeoNames · CC BY 4.0

Volcanoes nearby

  • Hachijojima
    Distance: 232 km ·Stratovolcano(es) ·Elevation: 854 m ·Last eruption: 1606 ·Japan
  • Kurose Hole
    Distance: 236 km ·Caldera ·Elevation: -114 m ·Japan
  • Mikurajima
    Distance: 247 km ·Stratovolcano ·Elevation: 851 m ·Last eruption: -4100 ·Japan
  • Aogashima
    Distance: 256 km ·Stratovolcano ·Elevation: 423 m ·Last eruption: 1785 ·Japan
  • Miyakejima
    Distance: 259 km ·Stratovolcano ·Elevation: 775 m ·Last eruption: 2010 ·Japan
  • Kita-Bayonnaise
    Distance: 270 km ·Caldera ·Elevation: -360 m ·Japan

Comparison of seismic sources

2 sources currently report magnitudes from M5.0 to M5.0.

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

SourceMagnitudeDepthPosition difference
NNSNM5.05.0 km0.0 km
USGSM5.066.8 km0.0 km

No unambiguous area assignment

Context for this earthquake

This event has no unambiguous country assignment in the analysed catalogue. It is therefore not assigned to a regional profile.

Earthquake overview

Historical context nearby

Comparison with recorded earthquakes before this event within 150 km.

Magnitude rank#5
Earlier events M≥429
Earlier events M≥57
Compared since2025-01-02

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

Strongest earlier events

M5.12026-04-16 14:43:14 UTC96.0 km M5.12025-12-21 06:58:48 UTC149.6 kmOff East Coast of Honshu, Japan M5.12025-09-13 00:17:57 UTC87.2 kmEvent of magnitude 5.1, near of Tokyo (Monde) M5.02026-04-16 14:43:14 UTC55.6 kmEvent of magnitude 5.0, near of Tokyo (Monde) M5.02026-04-16 14:43:08 UTC25.8 kmOff East Coast of Honshu, Japan

Stats (last 24h)

Global (24h)
613
Country (24h)
—
—
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