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M4.4 Earthquake near 90 km ESE of Tomioka, Japan

UTC time: 2026-08-23 00:32:25 UTC Local time: —
Magnitude
M4.4
Depth
24.1 km
Source
USGS

90 km ESE of Tomioka, Japan

Map

About this earthquake

On August 23, 2026 at 00:32 UTC, a magnitude M4.4 earthquake occurred near 90 km ESE of Tomioka, Japan. The hypocenter lay relatively close to the surface at around 24 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

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

Details

ID
1e0e5997f8ae73d5d7471028c34b06714c502570
Magnitude
M4.4
Depth
24.1 km
UTC time
2026-08-23 00:32:25 UTC
Local time
—
Country
—
Source
usgs
Coordinates
36.94950, 141.91480
Temperature
25.9°C

Depth profile

Depth profile Depth: 24.1 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 24.1 km
Shallow
24.1 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

  • Adatarayama
    Distance: 164 km ·Stratovolcano(es) ·Elevation: 1'728 m ·Last eruption: 1996 ·Japan
  • Azumayama
    Distance: 172 km ·Stratovolcano(es) ·Elevation: 1'949 m ·Last eruption: 1977 ·Japan
  • Nasudake
    Distance: 174 km ·Stratovolcano(es) ·Elevation: 1'915 m ·Last eruption: 1963 ·Japan
  • Bandaisan
    Distance: 178 km ·Stratovolcano ·Elevation: 1'816 m ·Last eruption: 1888 ·Japan
  • Zaozan [Zaosan]
    Distance: 186 km ·Complex ·Elevation: 1'841 m ·Last eruption: 1940 ·Japan
  • Takaharayama
    Distance: 190 km ·Stratovolcano ·Elevation: 1'795 m ·Last eruption: -4570 ·Japan

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)
622
Country (24h)
—
—
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