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M7.1 earthquake, Japan, 2013-10-25

MagnitudeM7.1mww

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Depth35 km

Time (UTC)2013-10-25 17:10

Rank in 201315 / 142among M6+

Rank since 19001236 / 14,458

Energy vs an M6×45approx.

off the east coast of Honshu, Japan · 37.16, 144.66

M5.5+ within 100 km in the next 30 days

Event	Time (UTC)	Depth	Place
M5.5 2013-10-25	2013-10-25 21:27	10 km	off the east coast of Honshu, Japan
M5.5 2013-10-27	2013-10-27 18:13	20 km	off the east coast of Honshu, Japan

M6.5+ within 300 km (largest first)

2011 M9.1M9.1

1933 M8.4M8.4

1938 M7.8M7.8

1938 M7.7M7.7

1978 M7.7M7.7

2011 M7.7M7.7

1905 M7.7M7.7

1915 M7.6M7.6

1938 M7.6M7.6

1939 M7.4M7.4

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.0 2013-05-18	2013-05-18 05:47	39 km	50 km NE of Namie, Japan
M6.0 2013-04-01	2013-04-01 18:53	14 km	104 km E of Yamada, Japan
M6.2 2012-12-07	2012-12-07 08:31	32 km	220 km SE of ?funato, Japan
M7.3 2012-12-07	2012-12-07 08:18	31 km	234 km SE of ?funato, Japan
M6.1 2011-11-23	2011-11-23 19:24	34 km	35 km ESE of Namie, Japan
M6.2 2011-08-19	2011-08-19 05:36	47 km	61 km ENE of Namie, Japan
M6.1 2011-08-17	2011-08-17 11:44	9 km	258 km ESE of Namie, Japan
M6.3 2011-07-24	2011-07-24 18:51	40 km	43 km NE of Namie, Japan
M7.0 2011-07-10	2011-07-10 00:57	23 km	177 km ESE of Ishinomaki, Japan
M6.1 2011-06-03	2011-06-03 00:05	14 km	258 km E of Namie, 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.