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M3.8 Earthquake

UTC time: 2026-04-20 10:01:58 UTC Local time: —
Magnitude
M3.8
Depth
33.0 km
Source
NNSN

Earthquake location (38.074, 142.025)

Map

About this earthquake

On April 20, 2026 at 10:01 UTC, a magnitude M3.8 earthquake occurred near Earthquake location (38.074, 142.025). With a focal depth of about 33 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Shaking of this size is frequently noticed but usually harmless.

The event was recorded by NNSN.

Details

ID
d30d644ed9db0b97f99691c867c01febffde131f
Magnitude
M3.8
Depth
33.0 km
UTC time
2026-04-20 10:01:58 UTC
Local time
—
Country
—
Source
nnsn
Coordinates
38.07400, 142.02500

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

  • Naruko
    Distance: 134 km ·Caldera ·Elevation: 470 m ·Last eruption: 837 ·Japan
  • Zaozan [Zaosan]
    Distance: 139 km ·Complex ·Elevation: 1'841 m ·Last eruption: 1940 ·Japan
  • Kurikomayama
    Distance: 146 km ·Stratovolcano ·Last eruption: 1950 ·Japan
  • Adatarayama
    Distance: 160 km ·Stratovolcano(es) ·Elevation: 1'728 m ·Last eruption: 1996 ·Japan
  • Azumayama
    Distance: 161 km ·Stratovolcano(es) ·Elevation: 1'949 m ·Last eruption: 1977 ·Japan
  • Hijiori
    Distance: 173 km ·Caldera ·Elevation: 552 m ·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)
537
Country (24h)
—
—
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