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M6.9 earthquake, Peru, 1983-02-25

MagnitudeM6.9mw

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Depth146 km

Time (UTC)1983-02-25 22:49

Rank in 198315 / 136among M6+

Rank since 19001867 / 14,458

Energy vs an M6×22approx.

77 km SE of Palca, Peru · -18.27, -69.44

M6.5+ within 300 km (largest first)

2014 M8.2M8.2

2005 M7.8M7.8

2014 M7.7M7.7

2001 M7.6M7.6

1915 M7.3M7.3

1933 M7.3M7.3

1940 M7.2M7.2

1987 M7.2M7.2

1959 M7.1M7.1

1911 M6.9M6.9

1906 M6.9M6.9

2014 M6.9M6.9

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.3 1983-01-01	1983-01-01 05:31	172 km	42 km S of Desaguadero, Peru
M6.1 1980-05-26	1980-05-26 18:41	114 km	134 km NE of Iquique, Chile
M6.5 1976-11-30	1976-11-30 00:40	82 km	132 km ESE of Iquique, Chile
M6.1 1967-05-11	1967-05-11 15:05	109 km	139 km E of Iquique, Chile
M6.7 1965-08-20	1965-08-20 09:42	126 km	39 km NNW of Colchane, Chile
M6.2 1962-12-29	1962-12-29 10:41	40 km	17 km NE of Iquique, Chile
M7.1 1959-06-14	1959-06-14 00:12	109 km	136 km E of Iquique, Chile
M6.6 1956-01-08	1956-01-08 20:54	52 km	58 km SSW of Arica, Chile
M6.3 1955-12-06	1955-12-06 04:31	35 km	48 km SSW of Iquique, Chile
M6.5 1948-05-11	1948-05-11 08:55	59 km	1 km SW of Cairani, Peru

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.