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Japan

M4.0 Earthquake near NEAR S. COAST OF HONSHU, JAPAN (Japan)

UTC time: 2025-09-16 21:34:30 UTC Local time: —

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About this earthquake

On September 16, 2025 at 21:34 UTC, a magnitude M4.0 earthquake occurred near NEAR S. COAST OF HONSHU, JAPAN (Japan). With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

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

Details

ID
83d5a57b00c5ff2b7cd2289a0f8cc937b12ee9d0
Magnitude
M4.0
Depth
10.0 km
UTC time
2025-09-16 21:34:30 UTC
Local time
—
Country
Japan
City
dong jing dou
Source
emsc
Coordinates
34.60000, 139.40000
Temperature
28.5°C

Depth profile

Depth profile Depth: 10 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 10 km
Shallow
10 km
10 km — shallower 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: 14 km ·Stratovolcano ·Elevation: 758 m ·Last eruption: 1990 ·Japan
  • Toshima
    Distance: 14 km ·Stratovolcano ·Elevation: 508 m ·Last eruption: -4550 ·Japan
  • Niijima
    Distance: 26 km ·Lava dome(s) ·Elevation: 432 m ·Last eruption: 886 ·Japan
  • Izu-Tobu
    Distance: 44 km ·Pyroclastic cone(s) ·Elevation: 580 m ·Last eruption: 1989 ·Japan
  • Kozushima
    Distance: 48 km ·Lava dome(s) ·Elevation: 572 m ·Last eruption: 838 ·Japan
  • Miyakejima
    Distance: 57 km ·Stratovolcano ·Elevation: 775 m ·Last eruption: 2010 ·Japan

Radius · 50 km

Nearby infrastructure

Up to 3 nearest sites per category

Airports

  • Oshima AirportJapan · OIM · RJTO
    20.6 kmStraight-line distance
  • Niijima AirportJapan · RJAN
    28.3 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

Japan

Context for this earthquake

05 Oct 2025 – 05 Oct 2026 · M ≥ 3.0 · 968 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

Open history map
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.

Stats (last 24h)

Global (24h)
589
Country (24h)
Japan
0
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