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M6.5 earthquake, western Xizang, 1977-11-18

MagnitudeM6.5ms

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Depth33 km

Time (UTC)1977-11-18 05:20

Rank in 197726 / 85among M6+

Rank since 19004301 / 14,458

Energy vs an M6×6approx.

western Xizang · 32.69, 88.39

M6.5+ within 300 km (largest first)

1997 M7.5M7.5

1934 M7.3M7.3

1908 M7.0M7.0

1924 M6.6M6.6

1977 M6.5M6.5

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
M6.1 1950-12-29	1950-12-29 11:56	15 km	western Xizang
M6.0 1946-02-19	1946-02-19 18:55	15 km	western Xizang
M6.1 1938-12-02	1938-12-02 22:14	15 km	249 km NW of Nagqu, China
M6.5 1935-01-03	1935-01-03 01:50	15 km	176 km NNW of Rikaze, China
M7.3 1934-12-15	1934-12-15 01:57	15 km	200 km NW of Dêqên, China
M6.2 1926-06-04	1926-06-04 06:51	15 km	Xizang-Qinghai border region
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
M6.3 1913-03-06	1913-03-06 02:08	15 km	western Xizang

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.