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M6.6 earthquake, Japan, 2021-11-10

MagnitudeM6.6mww

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Depth12 km

Time (UTC)2021-11-10 15:45

Rank in 202138 / 157among M6+

Rank since 19003780 / 14,458

Energy vs an M6×8approx.

177 km SE of Hirara, Japan · 23.59, 126.45

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

None

M6.5+ within 300 km (largest first)

1938 M7.7M7.7

1998 M7.5M7.5

1917 M7.3M7.3

1915 M7.2M7.2

1958 M7.2M7.2

1935 M7.0M7.0

1921 M7.0M7.0

1917 M6.8M6.8

1910 M6.8M6.8

1952 M6.7M6.7

2021 M6.6M6.6

1962 M6.5M6.5

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.0 2017-05-09	2017-05-09 01:54	10 km	110 km ESE of Hirara, Japan
M6.3 2010-10-04	2010-10-04 13:28	32 km	61 km SSW of Hirara, Japan
M6.3 2010-02-07	2010-02-07 06:10	21 km	109 km SSW of Ishigaki, Japan
M6.1 2009-08-17	2009-08-17 10:10	15 km	120 km SSW of Ishigaki, Japan
M6.1 2009-08-05	2009-08-05 00:17	25 km	66 km SSW of Hirara, Japan
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
M6.4 2002-03-26	2002-03-26 03:45	33 km	110 km S of Ishigaki, Japan
M6.3 1998-11-19	1998-11-19 15:39	10 km	248 km SSE of Hirara, 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.