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M7.4 earthquake, China, 1949-02-23

MagnitudeM7.4mw

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Depth10 km

Time (UTC)1949-02-23 16:08

Rank in 19496 / 83among M6+

Rank since 1900653 / 14,458

Energy vs an M6×110approx.

110 km ENE of Kuqa, China · 41.93, 84.24

M6.5+ within 300 km (largest first)

1906 M8.0M8.0

1949 M7.4M7.4

1944 M7.3M7.3

1944 M6.8M6.8

1906 M6.6M6.6

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.3 1947-08-24	1947-08-24 11:37	35 km	87 km N of Aral, China
M7.3 1944-03-09	1944-03-09 22:12	10 km	52 km ESE of Xinyuan, China
M6.8 1944-03-09	1944-03-09 22:03	10 km	91 km E of Xinyuan, China
M6.4 1927-09-23	1927-09-23 13:54	10 km	129 km SE of Xinyuan, China
M8.0 1906-12-22	1906-12-22 18:21	15 km	95 km WSW of Shihezi, China
M6.5 1906-11-12	1906-11-12 17:32	15 km	79 km W of Kuqa, China
M6.6 1906-03-02	1906-03-02 06:14	20 km	78 km ESE of Xinyuan, 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.