Home › 1923 › Japan

M6.8 earthquake, Japan, 1923-09-26

MagnitudeM6.8mw

This page is updated only once a day and is not an alert service. For current earthquake and tsunami information, check the Japan Meteorological Agency, the USGS and your local authorities.

Depth10 km

Time (UTC)1923-09-26 08:23

Rank in 192327 / 93among M6+

Rank since 19002592 / 14,458

Energy vs an M6×14approx.

21 km SE of Shimoda, Japan · 34.53, 139.10

M6.5+ within 300 km (largest first)

1944 M8.1M8.1

1923 M8.0M8.0

1953 M7.9M7.9

2011 M7.9M7.9

1923 M7.8M7.8

1906 M7.4M7.4

2004 M7.4M7.4

1972 M7.3M7.3

1923 M7.2M7.2

1905 M7.2M7.2

1910 M7.2M7.2

1984 M7.2M7.2

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.1 1923-09-02	1923-09-02 13:09	15 km	12 km SSE of Odawara, Japan
M6.7 1923-09-02	1923-09-02 09:26	35 km	9 km SSE of Mobara, Japan
M7.8 1923-09-02	1923-09-02 02:46	15 km	5 km E of Tateyama, Japan
M6.7 1923-09-01	1923-09-01 07:38	15 km	8 km S of Ninomiya, Japan
M8.0 1923-09-01	1923-09-01 02:58	15 km	5 km SSE of ?iso, Japan
M6.7 1923-06-01	1923-06-01 20:15	35 km	60 km ENE of Hasaki, Japan
M7.2 1923-06-01	1923-06-01 17:24	15 km	64 km ENE of Hasaki, Japan
M6.3 1922-04-26	1922-04-26 01:11	35 km	9 km W of Kawasaki, Japan
M6.4 1921-12-08	1921-12-08 12:31	60 km	6 km NNW of Narita, Japan
M6.0 1921-08-22	1921-08-22 04:05	35 km	1 km NW of Asaka, Japan

Energy ratio uses the rule that one magnitude unit is about 32 times the energy. Magnitudes and locations are USGS values and can differ from national agencies. Older records are less complete and less precise.