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M4.1 Earthquake

UTC time: 2026-04-20 08:14:48 UTC Local time: —
Magnitude
M4.1
Depth
33.0 km
Source
NNSN

Earthquake location (39.689, 142.886)

Map

About this earthquake

On April 20, 2026 at 08:14 UTC, a magnitude M4.1 earthquake occurred near Earthquake location (39.689, 142.886). The hypocenter lay relatively close to the surface at around 33 km, increasing how strongly it was felt. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by NNSN.

Details

ID
2d7b995048bd5a50f5415b8bf182ea2a292ef144
Magnitude
M4.1
Depth
33.0 km
UTC time
2026-04-20 08:14:48 UTC
Local time
—
Country
—
Source
nnsn
Coordinates
39.68900, 142.88600

Depth profile

Depth profile Depth: 33 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 33 km
Shallow
33 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

  • Iwatesan Activity reported
    Distance: 162 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Hachimantai
    Distance: 176 km ·Stratovolcano ·Elevation: 1'613 m ·Last eruption: -5350 ·Japan
  • Akita-Komagatake
    Distance: 179 km ·Stratovolcano(es) ·Elevation: 1'637 m ·Last eruption: 1971 ·Japan
  • Akita-Yakeyama
    Distance: 184 km ·Stratovolcano ·Elevation: 1'366 m ·Last eruption: 1997 ·Japan
  • Towada
    Distance: 194 km ·Caldera ·Elevation: 1'011 m ·Last eruption: 915 ·Japan
  • Kurikomayama
    Distance: 198 km ·Stratovolcano ·Last eruption: 1950 ·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)
483
Country (24h)
—
—
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