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M6.8 earthquake, Japan, 2004-12-06

MagnitudeM6.8mwb

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Depth35 km

Time (UTC)2004-12-06 14:15

Rank in 200422 / 157among M6+

Rank since 19002425 / 14,458

Energy vs an M6×16approx.

54 km SSW of Nemuro, Japan · 42.90, 145.23

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

Event	Time (UTC)	Depth	Place
M5.6 2004-12-21	2004-12-21 15:34	37 km	42 km SSW of Nemuro, Japan

M6.5+ within 300 km (largest first)

1994 M8.3M8.3

1968 M8.2M8.2

1969 M8.2M8.2

2003 M8.2M8.2

1952 M8.1M8.1

1968 M7.9M7.9

1919 M7.7M7.7

1973 M7.7M7.7

1993 M7.6M7.6

1935 M7.5M7.5

2003 M7.4M7.4

1968 M7.4M7.4

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M7.0 2004-11-28	2004-11-28 18:32	39 km	51 km SW of Nemuro, Japan
M6.1 2004-11-11	2004-11-11 10:02	33 km	92 km S of Kushiro, Japan
M6.1 2004-04-11	2004-04-11 18:06	42 km	38 km E of Kushiro, Japan
M6.1 2003-12-29	2003-12-29 01:30	33 km	64 km SSE of Kushiro, Japan
M6.7 2003-10-08	2003-10-08 09:06	32 km	39 km SSE of Kushiro, Japan
M6.5 2003-09-29	2003-09-29 02:36	25 km	58 km S of Kushiro, Japan
M6.0 2003-09-26	2003-09-26 20:38	33 km	110 km S of Kushiro, Japan
M7.4 2003-09-25	2003-09-25 21:08	33 km	119 km ESE of Shizunai-furukawach?, Japan
M8.2 2003-09-25	2003-09-25 19:50	27 km	2003 Tokachi-Oki Earthquake
M6.0 2003-04-29	2003-04-29 13:53	62 km	87 km E of Shikotan, Russia

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.