M 4.5 earthquake – 25 km ESE of Iwaki, Japan
·
Local time: Oct 7, 2026 · 09:22 (UTC+9)
LightShallow · 60 km
Reviewed by a seismologist
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- Magnitude
- 4.5body-wave magnitude (mb)
- Depth
- 60 kmShallow earthquake
- Epicenter
- 36.996, 141.16726 km from Iwaki
- Energy released
- 85 tons of TNTless than one Hiroshima bomb
- Felt reports
- —"Did You Feel It?" responses
- Shaking intensity
- —not estimated
- Aftershocks
- 0M2.5+ within 30 km
- Significance
- 312USGS score, 0–1,000+
Not rare around here
An earthquake at least as strong struck within 300 km on Oct 6, 2026.
How strong was it?
Light earthquake. It released 85 tons of TNT, 5.6 times less than a magnitude 5.0. Bars use the magnitude scale: every step is about 32 times more energy.
The strongest earthquakes within 300 km
Since 1900, around Japan.
- 9.1 2011 Great Tohoku Earthquake, Japan Mar 11, 2011
- 8.0 5 km SSE of Ōiso, Japan Sep 1, 1923
- 7.9 47 km E of Ōarai, Japan Mar 11, 2011
- 7.8 5 km E of Tateyama, Japan Sep 2, 1923
- 7.8 105 km E of Iwaki, Japan Nov 5, 1938
- 7.7 68 km ESE of Ishinomaki, Japan Jun 12, 1978
- 7.7 116 km E of Namie, Japan Nov 6, 1938
- 7.7 116 km ESE of Namie, Japan Nov 5, 1938