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M7.1 earthquake, China, 1970-01-04

MagnitudeM7.1mw

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Depth15 km

Time (UTC)1970-01-04 17:00

Rank in 197014 / 152among M6+

Rank since 19001138 / 14,458

Energy vs an M6×45approx.

22 km SSW of Yuxi, China · 24.16, 102.47

M6.5+ within 300 km (largest first)

1970 M7.1M7.1

1925 M6.8M6.8

1913 M6.8M6.8

1955 M6.7M6.7

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.0 1966-02-05	1966-02-05 15:12	10 km	104 km NW of Qujing, China
M6.7 1955-09-23	1955-09-23 15:06	10 km	11 km SE of Dadukou, China
M6.0 1950-09-13	1950-09-13 00:03	15 km	5 km SW of Gejiu, China
M6.4 1942-01-31	1942-01-31 17:30	35 km	69 km ENE of Jinghong, China
M6.2 1934-01-12	1934-01-12 13:32	35 km	45 km SSW of Yuxi, China
M6.8 1925-03-16	1925-03-16 14:42	10 km	24 km NE of Dali, China
M6.8 1913-12-21	1913-12-21 15:37	15 km	33 km WSW of Yuxi, 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.