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M4.3 Earthquake near SHIKOKU, JAPAN

UTC time: 2026-04-20 09:44:30 UTC Local time: —
Magnitude
M4.3
Depth
20.0 km
Source
EMSC

SHIKOKU, JAPAN

Map

About this earthquake

A magnitude M4.3 earthquake was recorded near SHIKOKU, JAPAN on April 20, 2026 at 09:44 UTC. The hypocenter lay relatively close to the surface at around 20 km, increasing how strongly it was felt. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.

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

Details

ID
24f3ba26c40caa75b877be3ab39c8cd559de226d
Magnitude
M4.3
Depth
20.0 km
UTC time
2026-04-20 09:44:30 UTC
Local time
—
Country
—
Source
emsc
Coordinates
33.80000, 134.90000
Temperature
18.9°C

Depth profile

Depth profile Depth: 20 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 20 km
Shallow
20 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

Volcanoes nearby

  • Sanbesan
    Distance: 257 km ·Stratovolcano ·Elevation: 1'126 m ·Last eruption: 650 ·Japan
  • Hakusan
    Distance: 312 km ·Stratovolcano ·Elevation: 2'702 m ·Last eruption: 1659 ·Japan
  • Abu
    Distance: 320 km ·Volcanic field ·Elevation: 641 m ·Last eruption: -6850 ·Japan
  • Yufu-Tsurumi
    Distance: 330 km ·Lava dome(s) ·Last eruption: 867 ·Japan
  • Ontakesan
    Distance: 331 km ·Complex ·Elevation: 3'067 m ·Last eruption: 2014 ·Japan
  • Kujusan
    Distance: 348 km ·Stratovolcano(es) ·Elevation: 1'791 m ·Last eruption: 1996 ·Japan

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Nanki Shirahama AirportJapan · SHM · RJBD
    45.6 kmStraight-line distance
  • Tokushima Awaodori Airport / JMSDF Tokushima Air BaseJapan · TKS · RJOS
    45.8 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-10-05

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

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

Stats (last 24h)

Global (24h)
612
Country (24h)
—
—
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