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M7.5 earthquake, Japan, 1961-02-26

MagnitudeM7.5mw

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Depth35 km

Time (UTC)1961-02-26 18:10

Rank in 19612 / 104among M6+

Rank since 1900417 / 14,458

Energy vs an M6×204approx.

18 km NNE of Nichinan, Japan · 31.74, 131.47

M6.5+ within 300 km (largest first)

1941 M8.0M8.0

1931 M7.9M7.9

1961 M7.5M7.5

1909 M7.5M7.5

1968 M7.5M7.5

1916 M7.4M7.4

1923 M7.4M7.4

1913 M7.2M7.2

1904 M7.1M7.1

2024 M7.1M7.1

1969 M7.1M7.1

1961 M7.0M7.0

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.2 1952-05-22	1952-05-22 23:08	30 km	79 km SE of Koshima, Japan
M6.7 1951-06-05	1951-06-05 16:57	35 km	88 km ESE of Koshima, Japan
M6.0 1950-12-05	1950-12-05 21:53	25 km	82 km SE of Koshima, Japan
M6.2 1950-05-31	1950-05-31 13:13	46 km	42 km S of Koshima, Japan
M6.0 1950-04-04	1950-04-04 03:42	55 km	86 km S of Yudomari, Japan
M6.1 1949-07-11	1949-07-11 16:10	45 km	22 km E of Yanai, Japan
M6.0 1948-10-26	1948-10-26 19:52	20 km	46 km ESE of Nishinoomote, Japan
M6.2 1948-08-29	1948-08-29 23:29	15 km	119 km SE of Koshima, Japan
M6.9 1948-05-09	1948-05-09 02:09	25 km	28 km ENE of Nichinan, Japan
M6.4 1947-02-21	1947-02-21 22:00	15 km	56 km S of Muroto-misakicho, 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.