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M6.5 earthquake, Chile, 1964-07-25

MagnitudeM6.5mw

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Depth30 km

Time (UTC)1964-07-25 19:31

Rank in 196442 / 144among M6+

Rank since 19004240 / 14,458

Energy vs an M6×6approx.

84 km NNW of Vallenar, Chile · -27.88, -71.10

M6.5+ within 300 km (largest first)

1922 M8.5M8.5

1918 M8.0M8.0

1966 M7.7M7.7

1909 M7.5M7.5

1939 M7.4M7.4

1983 M7.4M7.4

1904 M7.0M7.0

1965 M7.0M7.0

1922 M7.0M7.0

1955 M7.0M7.0

1918 M6.9M6.9

1975 M6.9M6.9

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.1 1959-11-28	1959-11-28 12:35	35 km	48 km SW of Vallenar, Chile
M6.3 1959-01-30	1959-01-30 16:15	45 km	79 km SW of Copiapó, Chile
M6.0 1957-07-24	1957-07-24 01:57	50 km	16 km NE of La Serena, Chile
M6.8 1956-12-18	1956-12-18 02:31	45 km	Near the coast of Antofagasta, Chile
M6.6 1956-06-09	1956-06-09 10:08	24 km	39 km NW of Ovalle, Chile
M6.3 1955-11-17	1955-11-17 06:53	34 km	11 km WSW of Diego de Almagro, Chile
M6.1 1955-04-20	1955-04-20 02:12	25 km	73 km WNW of Ovalle, Chile
M7.0 1955-04-19	1955-04-19 20:24	15 km	60 km WSW of Coquimbo, Chile
M6.1 1954-07-23	1954-07-23 04:33	38 km	36 km NW of Ovalle, Chile
M6.2 1952-08-18	1952-08-18 13:05	35 km	24 km WSW of Coquimbo, Chile

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.