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Japan · Ibaraki Prefecture

M3.5 Earthquake near Kamisu, Ibaraki Prefecture (Japan)

UTC time: 2026-09-16 18:40:30 UTC Local time: —

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About this earthquake

A magnitude M3.5 earthquake was recorded near Kamisu, Ibaraki Prefecture (Japan) on September 16, 2026 at 18:40 UTC. With a focal depth of about 30 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 EMSC.

Details

ID
c6144d8b50fda000e26e6c173225929b9f4a43de
Magnitude
M3.5
Depth
30.0 km
UTC time
2026-09-16 18:40:30 UTC
Local time
—
Country
Japan
State
Ibaraki Prefecture
City
Kamisu
Source
emsc
Coordinates
35.90000, 140.90000
Temperature
21.2°C

Depth profile

Depth profile Depth: 30 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 30 km
Shallow
30 km
30 km — close to 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

  • Takaharayama
    Distance: 150 km ·Stratovolcano ·Elevation: 1'795 m ·Last eruption: -4570 ·Japan
  • Nantaisan
    Distance: 159 km ·Stratovolcano ·Elevation: 2'486 m ·Last eruption: -9540 ·Japan
  • Nasudake
    Distance: 160 km ·Stratovolcano(es) ·Elevation: 1'915 m ·Last eruption: 1963 ·Japan
  • Omanago Group
    Distance: 163 km ·Lava dome(s) ·Elevation: 2'341 m ·Last eruption: -3050 ·Japan
  • Nikko-Shiranesan
    Distance: 169 km ·Shield ·Elevation: 2'578 m ·Last eruption: 1952 ·Japan
  • Akagisan
    Distance: 170 km ·Stratovolcano ·Elevation: 1'828 m ·Japan

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Narita International AirportJapan · NRT · RJAA
    48.4 kmStraight-line distance

Source: OurAirports · Dataset date: 2026-09-20

This selection shows geographic proximity, not a hazard zone or confirmed impacts. Distances use recorded site coordinates. Sources & data dates

Japan

Context for this earthquake

20 Sep 2025 – 20 Sep 2026 · M ≥ 3.0 · 953 Catalogue entries

Of 952 other entries for this area and period, 461 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.

Open seismic profile

Historic earthquake map · Japan

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Country statistics · Japan

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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