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M7.1 earthquake, Japan, 1909-03-13

MagnitudeM7.1mw

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Depth15 km

Time (UTC)1909-03-13 14:28

Rank in 19099 / 44among M6+

Rank since 19001073 / 14,458

Energy vs an M6×46approx.

150 km ESE of Hasaki, Japan · 35.27, 142.39

M6.5+ within 300 km (largest first)

1923 M8.0M8.0

1953 M7.9M7.9

2011 M7.9M7.9

1923 M7.8M7.8

1938 M7.8M7.8

1938 M7.7M7.7

1938 M7.6M7.6

1972 M7.3M7.3

2022 M7.3M7.3

1906 M7.3M7.3

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M7.0 1909-03-12	1909-03-12 23:18	15 km	82 km ENE of Hasaki, Japan
M6.8 1908-01-15	1908-01-15 12:57	35 km	70 km E of Namie, Japan
M7.3 1906-09-07	1906-09-07 18:52	15 km	190 km SE of Hasaki, Japan
M6.6 1906-04-08	1906-04-08 17:37	35 km	132 km ESE of Iwaki, Japan
M6.2 1906-02-24	1906-02-24 00:13	15 km	116 km ESE of Katsuura, 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.