Home › 1966 › Japan

M7.5 earthquake, Japan, 1966-03-12

MagnitudeM7.5mw

This page is updated only once a day and is not an alert service. For current earthquake and tsunami information, check the Japan Meteorological Agency, the USGS and your local authorities.

Depth25 km

Time (UTC)1966-03-12 16:31

Rank in 19665 / 109among M6+

Rank since 1900454 / 14,458

Energy vs an M6×178approx.

38 km SW of Yonakuni, Japan · 24.27, 122.69

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

1951 M7.5M7.5

1919 M7.4M7.4

1978 M7.4M7.4

1986 M7.4M7.4

2024 M7.4M7.4

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.7 1965-05-17	1965-05-17 17:19	64 km	70 km NE of Hengchun, Taiwan
M6.3 1964-11-26	1964-11-26 10:21	10 km	28 km SSE of Jiufen, Taiwan
M6.5 1964-01-18	1964-01-18 12:04	23 km	6 km ENE of Yujing, Taiwan
M6.1 1963-03-10	1963-03-10 02:53	15 km	41 km E of Yilan, Taiwan
M6.3 1963-03-04	1963-03-04 13:38	20 km	33 km SE of Yilan, Taiwan
M7.2 1963-02-13	1963-02-13 08:50	30 km	51 km SE of Yilan, Taiwan
M6.5 1962-10-08	1962-10-08 21:56	35 km	42 km NE of Hualien City, Taiwan
M6.5 1962-08-11	1962-08-11 08:15	129 km	90 km NNE of Yonakuni, Japan
M6.4 1962-06-25	1962-06-25 11:10	35 km	52 km SW of Yonakuni, Japan
M6.1 1961-09-17	1961-09-17 08:41	34 km	68 km E of Hualien City, Taiwan

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.