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M7.7 earthquake, Bolivia, 1957-11-29

MagnitudeM7.7mw

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Depth232 km

Time (UTC)1957-11-29 22:19

Rank in 19574 / 175among M6+

Rank since 1900255 / 14,458

Energy vs an M6×355approx.

51 km W of Atocha, Bolivia · -20.95, -66.71

M6.5+ within 300 km (largest first)

2005 M7.8M7.8

1957 M7.7M7.7

2024 M7.4M7.4

1915 M7.3M7.3

1910 M7.2M7.2

2000 M7.2M7.2

1959 M7.1M7.1

1997 M7.1M7.1

1909 M7.0M7.0

1987 M7.0M7.0

1993 M7.0M7.0

2026 M6.9M6.9

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.1 1934-12-23	1934-12-23 09:52	15 km	93 km WSW of Colchani, Bolivia
M7.3 1915-06-06	1915-06-06 21:29	160 km	136 km WSW of Challapata, Bolivia
M7.2 1910-10-04	1910-10-04 23:00	120 km	78 km SW of Colchani, Bolivia
M7.0 1909-05-17	1909-05-17 08:02	255 km	69 km NW of Camargo, Bolivia

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.