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M3.9 Earthquake

UTC time: 2026-04-20 08:13:02 UTC Local time: —
Magnitude
M3.9
Depth
33.0 km
Source
NNSN

Earthquake location (43.179, 142.858)

Map

About this earthquake

On April 20, 2026 at 08:13 UTC, a magnitude M3.9 earthquake occurred near Earthquake location (43.179, 142.858). The hypocenter lay relatively close to the surface at around 33 km, increasing how strongly it was felt. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by NNSN.

Details

ID
daf2a2257bdc5bc0a9bd058dd933a1b99ccaf9eb
Magnitude
M3.9
Depth
33.0 km
UTC time
2026-04-20 08:13:02 UTC
Local time
—
Country
—
Source
nnsn
Coordinates
43.17900, 142.85800

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

  • Tokachidake Activity reported
    Distance: 30 km ·Stratovolcano(es) ·Elevation: 2'077 m ·Last eruption: 2004 ·Japan
  • Maruyama
    Distance: 30 km ·Stratovolcano(es) ·Elevation: 1'692 m ·Last eruption: 1898 ·Japan
  • Taisetsuzan
    Distance: 54 km ·Stratovolcano(es) ·Elevation: 2'291 m ·Last eruption: 1739 ·Japan
  • Akan
    Distance: 96 km ·Caldera ·Elevation: 1'499 m ·Last eruption: 2026 ·Japan
  • Shikotsu
    Distance: 132 km ·Caldera ·Elevation: 1'320 m ·Last eruption: 1981 ·Japan
  • Kussharo
    Distance: 136 km ·Caldera ·Elevation: 574 m ·Last eruption: 1320 ·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)
493
Country (24h)
—
—
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