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M7.4 earthquake, China, 1973-02-06

MagnitudeM7.4ms

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Depth33 km

Time (UTC)1973-02-06 10:37

Rank in 19734 / 93among M6+

Rank since 1900574 / 14,458

Energy vs an M6×126approx.

203 km NW of Kangding, China · 31.40, 100.58

M6.5+ within 300 km (largest first)

2008 M7.9M7.9

1947 M7.6M7.6

1973 M7.4M7.4

1933 M7.4M7.4

1948 M7.3M7.3

1955 M7.1M7.1

1904 M7.1M7.1

1923 M7.0M7.0

1908 M6.8M6.8

1981 M6.8M6.8

2022 M6.6M6.6

2013 M6.6M6.6

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.4 1967-08-30	1967-08-30 04:22	10 km	243 km NW of Kangding, China
M7.1 1955-04-14	1955-04-14 01:29	10 km	19 km WSW of Kangding, China
M6.2 1952-10-31	1952-10-31 23:51	15 km	Qinghai-Sichuan border region, China
M6.1 1952-06-25	1952-06-25 23:19	10 km	29 km SE of Kangding, China
M7.3 1948-05-25	1948-05-25 07:11	55 km	151 km W of Kangding, China
M7.6 1947-03-17	1947-03-17 08:19	15 km	Qinghai-Sichuan border region, China
M6.1 1938-03-14	1938-03-14 05:14	15 km	127 km WNW of Jiangyou, China
M6.3 1935-07-26	1935-07-26 10:32	15 km	Southern Qinghai, China
M7.4 1933-08-25	1933-08-25 07:50	15 km	101 km WNW of Jiangyou, China
M6.3 1923-10-20	1923-10-20 03:18	15 km	177 km WNW of Kangding, China

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.