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M7.9 earthquake, China, 2008-05-12

MagnitudeM7.9mwc

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Depth19 km

Time (UTC)2008-05-12 06:28

Rank in 20081 / 179among M6+

Rank since 1900139 / 14,458

Energy vs an M6×708approx.

58 km W of Tianpeng, China · 31.00, 103.32

M5.5+ within 100 km in the next 30 days

Event	Time (UTC)	Depth	Place
M5.7 2008-05-12	2008-05-12 06:41	10 km	60 km NNW of Deyang, China
M5.8 2008-05-12	2008-05-12 06:43	10 km	32 km NW of Tianpeng, China
M5.5 2008-05-12	2008-05-12 09:42	10 km	51 km NNW of Deyang, China
M6.1 2008-05-12	2008-05-12 11:11	10 km	39 km NW of Tianpeng, China
M5.6 2008-05-12	2008-05-12 20:08	22 km	47 km N of Tianpeng, China
M5.8 2008-05-13	2008-05-13 07:07	9 km	58 km NNW of Linqiong, China
M5.6 2008-05-16	2008-05-16 05:25	3 km	69 km NW of Tianpeng, China

M6.5+ within 300 km (largest first)

2008 M7.9M7.9

1973 M7.4M7.4

1933 M7.4M7.4

1948 M7.3M7.3

1955 M7.1M7.1

1904 M7.1M7.1

1923 M7.0M7.0

1976 M6.9M6.9

1936 M6.8M6.8

1981 M6.8M6.8

1936 M6.7M6.7

1976 M6.7M6.7

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.1 1989-09-22	1989-09-22 02:25	15 km	157 km WNW of Tianpeng, China
M6.8 1981-01-23	1981-01-23 21:13	33 km	131 km NW of Kangding, China
M6.7 1976-08-23	1976-08-23 03:30	33 km	94 km NNW of Jiangyou, China
M6.4 1976-08-21	1976-08-21 21:49	33 km	99 km NNW of Jiangyou, China
M6.9 1976-08-16	1976-08-16 14:06	16 km	121 km NNW of Jiangyou, China
M6.0 1975-01-15	1975-01-15 11:34	33 km	70 km SSW of Kangding, China
M6.1 1973-08-11	1973-08-11 07:15	33 km	151 km NNW of Jiangyou, China
M7.4 1973-02-06	1973-02-06 10:37	33 km	203 km NW of Kangding, China
M6.3 1960-11-09	1960-11-09 10:43	25 km	146 km NW of Jiangyou, China
M7.1 1955-04-14	1955-04-14 01:29	10 km	19 km WSW 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.