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M6.6 earthquake, Japan, 1986-05-11

MagnitudeM6.6mw

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Depth194 km

Time (UTC)1986-05-11 01:24

Rank in 198622 / 138among M6+

Rank since 19003499 / 14,458

Energy vs an M6×8approx.

215 km N of Hirara, Japan · 26.74, 125.20

M6.5+ within 300 km (largest first)

1910 M8.1M8.1

1938 M7.7M7.7

1917 M7.3M7.3

1915 M7.3M7.3

1958 M7.2M7.2

1911 M7.0M7.0

1923 M7.0M7.0

2011 M6.9M6.9

1926 M6.8M6.8

1917 M6.8M6.8

1910 M6.8M6.8

1963 M6.7M6.7

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.3 1980-03-02	1980-03-02 23:28	33 km	135 km WNW of Ishikawa, Japan
M6.1 1966-07-10	1966-07-10 16:12	32 km	51 km SSW of Miyakojima, Japan
M6.7 1963-01-31	1963-01-31 05:06	50 km	123 km NW of Ishikawa, Japan
M6.5 1962-08-11	1962-08-11 08:15	129 km	90 km NNE of Yonakuni, Japan
M6.0 1958-04-12	1958-04-12 13:25	35 km	70 km E of Hirara, Japan
M7.2 1958-03-11	1958-03-11 00:26	35 km	68 km NNE of Ishigaki, Japan
M6.1 1953-07-21	1953-07-21 17:22	37 km	11 km ESE of Ginowan, Japan
M6.3 1952-04-10	1952-04-10 05:57	15 km	75 km ESE of Ishigaki, Japan
M6.0 1946-06-01	1946-06-01 16:12	65 km	96 km NNE of Ishigaki, Japan
M6.4 1943-10-27	1943-10-27 16:11	35 km	24 km SSW 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.