Magnitude
M3.6
- Depth
- 100.0 km
- Source
- EMSC
Ibaraki Prefecture · Chikusei
Country overviewJapan · Ibaraki Prefecture
M3.6 Earthquake near Chikusei, Ibaraki Prefecture (Japan)
Map
About this earthquake
On July 31, 2026 at 02:40 UTC, a magnitude M3.6 earthquake occurred near Chikusei, Ibaraki Prefecture (Japan). At around 100 km, the focal depth places this among intermediate-depth events. Earthquakes of this magnitude are often felt but rarely cause damage.
The event was recorded by EMSC. Japan: 3 earthquakes were recorded in the past 24 hours, the strongest reaching M5.1.
Details
ID
1793e72ae91c81943c2e8600a41acce9c7912236
Magnitude
M3.6
Depth
100.0 km
UTC time
2026-07-31 02:40:30 UTC
Local time
—
Country
State
City
Source
emsc
Coordinates
36.30000,
140.00000
Temperature
28.2°C
Depth profile
Intermediate
100 km
100 km — deeper than the regional average (33.1 km)
Regional average: 33.1 km
Why depth matters
Intermediate-depth quakes are felt across a wider area but usually cause less surface damage.
Depth classes per USGS
Volcanoes nearby
Radius · 50 km
Nearby infrastructure
Airports
- Ibaraki Airport39.4 kmStraight-line distance
Japan · IBR · RJAH
Source: OurAirports · Dataset date: 2026-09-21
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
21 Sep 2025 – 21 Sep 2026 · M ≥ 3.0 · 951 Catalogue entries
Of 950 other entries for this area and period, 418 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.
Open seismic profileHistoric earthquake map · Japan
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Country statistics · Japan
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Stats (last 24h)
Global (24h)
640
Country (24h)
Japan
3