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M7.1 earthquake, Bolivia, 1997-01-23

MagnitudeM7.1mwc

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Depth276 km

Time (UTC)1997-01-23 02:15

Rank in 19979 / 136among M6+

Rank since 19001193 / 14,458

Energy vs an M6×45approx.

16 km NW of Villazón, Bolivia · -22.00, -65.72

M6.5+ within 300 km (largest first)

1957 M7.7M7.7

2024 M7.4M7.4

1910 M7.2M7.2

2000 M7.2M7.2

1997 M7.1M7.1

1909 M7.0M7.0

1987 M7.0M7.0

1993 M7.0M7.0

2026 M6.9M6.9

1971 M6.9M6.9

1962 M6.8M6.8

2005 M6.8M6.8

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.0 1995-02-14	1995-02-14 15:53	147 km	72 km SE of San Pedro de Atacama, Chile
M6.0 1994-12-07	1994-12-07 03:37	235 km	94 km NNW of San Antonio de los Cobres, Argentina
M6.0 1993-10-19	1993-10-19 04:02	272 km	47 km NW of Abra Pampa, Argentina
M7.0 1993-05-24	1993-05-24 23:51	221 km	87 km W of Abra Pampa, Argentina
M6.2 1993-05-24	1993-05-24 23:51	221 km	97 km W of El Aguilar, Argentina
M6.6 1990-10-10	1990-10-10 01:00	266 km	68 km SSE of Challapata, Bolivia
M6.1 1989-11-01	1989-11-01 06:40	140 km	131 km SW of Colchani, Bolivia
M6.1 1988-12-24	1988-12-24 04:26	194 km	84 km NNW of San Antonio de los Cobres, Argentina
M6.0 1988-09-14	1988-09-14 22:14	123 km	60 km SSE of San Pedro de Atacama, Chile
M6.2 1988-07-28	1988-07-28 17:12	279 km	12 km WNW of Villazón, 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.