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Japan · Iwate Prefecture

M3.4 Earthquake near Ofunato, Iwate Prefecture (Japan)

UTC time: 2026-09-13 04:53:30 UTC Local time: —

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About this earthquake

A magnitude M3.4 earthquake was recorded near Ofunato, Iwate Prefecture (Japan) on September 13, 2026 at 04:53 UTC. The hypocenter lay relatively close to the surface at around 50 km, increasing how strongly it was felt. Earthquakes of this magnitude are often felt but rarely cause damage.

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

Details

ID
e4223b59d4e7c9fb7d959b4a8fd2cb973e7a5c22
Magnitude
M3.4
Depth
50.0 km
UTC time
2026-09-13 04:53:30 UTC
Local time
—
Country
Japan
State
Iwate Prefecture
City
Ofunato
Source
emsc
Coordinates
38.80000, 142.00000
Temperature
22.0°C

Depth profile

Depth profile Depth: 50 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 50 km
Shallow
50 km
50 km — deeper than the regional average (33.1 km)
Regional average: 33.1 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

  • Kurikomayama
    Distance: 106 km ·Stratovolcano ·Last eruption: 1950 ·Japan
  • Naruko
    Distance: 110 km ·Caldera ·Elevation: 470 m ·Last eruption: 837 ·Japan
  • Iwatesan Activity reported
    Distance: 145 km ·Complex ·Elevation: 2'038 m ·Last eruption: 1919 ·Japan
  • Akita-Komagatake
    Distance: 149 km ·Stratovolcano(es) ·Elevation: 1'637 m ·Last eruption: 1971 ·Japan
  • Zaozan [Zaosan]
    Distance: 154 km ·Complex ·Elevation: 1'841 m ·Last eruption: 1940 ·Japan
  • Hijiori
    Distance: 161 km ·Caldera ·Elevation: 552 m ·Japan

Japan

Context for this earthquake

20 Sep 2025 – 20 Sep 2026 · M ≥ 3.0 · 951 Catalogue entries

Of 950 other entries for this area and period, 526 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

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Historic earthquake map · Japan

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