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M6.9 earthquake, China, 1957-01-03

MagnitudeM6.9mw

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Depth581 km

Time (UTC)1957-01-03 12:48

Rank in 195723 / 175among M6+

Rank since 19001820 / 14,458

Energy vs an M6×22approx.

54 km WSW of Dongning, China · 43.94, 130.46

M6.5+ within 300 km (largest first)

1917 M7.4M7.4

1994 M7.3M7.3

2002 M7.3M7.3

1999 M7.1M7.1

2010 M6.9M6.9

1957 M6.9M6.9

1946 M6.8M6.8

1908 M6.7M6.7

1905 M6.6M6.6

1973 M6.5M6.5

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.8 1946-01-11	1946-01-11 01:33	581 km	40 km ESE of Chaihe, China
M7.4 1917-07-31	1917-07-31 03:23	460 km	7 km WSW of Rajin, North Korea
M6.7 1908-04-19	1908-04-19 07:58	470 km	41 km SE of Vrangel’, Russia
M6.6 1905-08-25	1905-08-25 09:46	470 km	5 km SE of Namyang, North Korea

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.