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Japan · Chiba Prefecture

M3.2 Earthquake near Chosei, Chiba Prefecture (Japan)

UTC time: 2026-08-08 07:55:30 UTC Local time: —

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About this earthquake

On August 8, 2026 at 07:55 UTC, a magnitude M3.2 earthquake occurred near Chosei, Chiba Prefecture (Japan). The hypocenter lay relatively close to the surface at around 60 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. Japan: over the past 24 hours, QuakeMap24 logged 2 earthquakes, the strongest at M3.6.

Details

ID
74f311d154f751c0ad335bffc5b690d9aa330a92
Magnitude
M3.2
Depth
60.0 km
UTC time
2026-08-08 07:55:30 UTC
Local time
—
Country
Japan
State
Chiba Prefecture
City
Chosei
County
Chosei
Village
Chosei
Source
emsc
Coordinates
35.40000, 140.40000
Temperature
26.4°C

Depth profile

Depth profile Depth: 60 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 60 km
Shallow
60 km
60 km — deeper than the regional average (33.7 km)
Regional average: 33.7 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

  • Izu-Oshima
    Distance: 118 km ·Stratovolcano ·Elevation: 758 m ·Last eruption: 1990 ·Japan
  • Hakoneyama
    Distance: 126 km ·Complex ·Elevation: 1'438 m ·Last eruption: 2015 ·Japan
  • Izu-Tobu
    Distance: 131 km ·Pyroclastic cone(s) ·Elevation: 580 m ·Last eruption: 1989 ·Japan
  • Toshima
    Distance: 141 km ·Stratovolcano ·Elevation: 508 m ·Last eruption: -4550 ·Japan
  • Fujisan
    Distance: 152 km ·Stratovolcano ·Elevation: 3'776 m ·Last eruption: 1708 ·Japan
  • Niijima
    Distance: 152 km ·Lava dome(s) ·Elevation: 432 m ·Last eruption: 886 ·Japan

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

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

Source: OurAirports · Dataset date: 2026-10-05

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

Chiba Prefecture

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 34 Catalogue entries

Sufficiently reliable matching data are not currently available for a direct comparison. The area profile shows the available records and their limitations.

Open seismic profile

Historic earthquake map · Japan

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Explore recent and long-term earthquake activity in this country. Use filters to narrow down by magnitude, depth, and date range.

Country statistics · Japan

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

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