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M6.7 earthquake, Japan, 2009-08-17

MagnitudeM6.7mwc

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Depth20 km

Time (UTC)2009-08-17 00:05

Rank in 200931 / 160among M6+

Rank since 19003023 / 14,458

Energy vs an M6×11approx.

114 km SW of Ishigaki, Japan · 23.50, 123.50

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

Event	Time (UTC)	Depth	Place
M6.1 2009-08-17	2009-08-17 10:10	15 km	120 km SSW of Ishigaki, Japan
M5.7 2009-08-17	2009-08-17 10:15	10 km	112 km SSW of Ishigaki, Japan

M6.5+ within 300 km (largest first)

1920 M8.2M8.2

1910 M8.1M8.1

1951 M7.8M7.8

1999 M7.7M7.7

1922 M7.7M7.7

1938 M7.7M7.7

1966 M7.5M7.5

1998 M7.5M7.5

1951 M7.5M7.5

1919 M7.4M7.4

1978 M7.4M7.4

1986 M7.4M7.4

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.1 2009-08-05	2009-08-05 00:17	25 km	66 km SSW of Hirara, Japan
M6.3 2009-07-13	2009-07-13 18:05	17 km	61 km E of Hualien City, Taiwan
M6.0 2008-04-23	2008-04-23 18:28	10 km	121 km S of Hualien City, Taiwan
M6.2 2007-09-06	2007-09-06 17:51	53 km	66 km SE of Yilan, Taiwan
M6.0 2007-04-20	2007-04-20 02:23	11 km	94 km NNW of Hirara, Japan
M6.3 2007-04-20	2007-04-20 01:45	9 km	102 km N of Hirara, Japan
M6.1 2007-04-20	2007-04-20 00:26	10 km	103 km NNW of Hirara, Japan
M6.0 2007-01-25	2007-01-25 10:59	36 km	136 km ENE of Hengchun, Taiwan
M6.1 2006-04-01	2006-04-01 10:02	9 km	88 km ESE of Yujing, Taiwan
M6.4 2005-10-15	2005-10-15 15:51	192 km	99 km NNE of Yonakuni, 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.