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M7.4 earthquake, China, 1952-08-17

MagnitudeM7.4mw

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Depth25 km

Time (UTC)1952-08-17 16:02

Rank in 19524 / 166among M6+

Rank since 1900565 / 14,458

Energy vs an M6×126approx.

101 km SSW of Nagqu, China · 30.65, 91.60

M6.5+ within 300 km (largest first)

1951 M7.7M7.7

1952 M7.4M7.4

1934 M7.3M7.3

1924 M6.6M6.6

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.3 1951-12-26	1951-12-26 10:07	15 km	123 km WSW of Nagqu, China
M6.0 1951-11-18	1951-11-18 12:07	15 km	63 km NE of Dêqên, China
M7.7 1951-11-18	1951-11-18 09:35	30 km	89 km WSW of Nagqu, China
M6.1 1951-11-17	1951-11-17 04:46	15 km	82 km SW of Nagqu, China
M6.2 1940-10-04	1940-10-04 04:35	15 km	79 km SSW of Nagqu, China
M6.2 1940-09-03	1940-09-03 14:40	15 km	100 km NE of Dêqên, China
M7.3 1934-12-15	1934-12-15 01:57	15 km	200 km NW of Dêqên, China
M6.2 1934-06-23	1934-06-23 05:19	15 km	161 km NNE of Nagqu, China
M6.1 1925-08-31	1925-08-31 09:58	15 km	237 km NW of Nagqu, China
M6.6 1924-10-08	1924-10-08 20:32	15 km	147 km NW of Dêqên, 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.