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M6.7 earthquake, Indonesia, 1966-04-23

MagnitudeM6.7mw

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Depth22 km

Time (UTC)1966-04-23 00:09

Rank in 196625 / 109among M6+

Rank since 19003240 / 14,458

Energy vs an M6×9approx.

53 km W of Luwuk, Indonesia · -0.96, 122.31

M6.5+ within 300 km (largest first)

1939 M8.1M8.1

1905 M7.8M7.8

1990 M7.8M7.8

1938 M7.7M7.7

2000 M7.6M7.6

2018 M7.5M7.5

1991 M7.5M7.5

1941 M7.4M7.4

1984 M7.4M7.4

2008 M7.4M7.4

1913 M7.1M7.1

1991 M7.0M7.0

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.1 1965-04-06	1965-04-06 09:42	22 km	49 km NNE of Palu, Indonesia
M6.1 1965-03-19	1965-03-19 16:20	44 km	95 km NW of Masamba, Indonesia
M6.3 1964-10-11	1964-10-11 21:15	25 km	132 km WNW of Luwuk, Indonesia
M6.7 1964-06-30	1964-06-30 13:46	25 km	47 km WNW of Luwuk, Indonesia
M6.7 1964-03-28	1964-03-28 11:30	115 km	99 km W of Gorontalo, Indonesia
M6.4 1959-12-02	1959-12-02 09:34	25 km	36 km E of Luwuk, Indonesia
M6.6 1959-10-15	1959-10-15 06:15	35 km	108 km NNE of Palu, Indonesia
M6.4 1955-10-21	1955-10-21 23:09	35 km	86 km NE of Luwuk, Indonesia
M6.0 1954-09-20	1954-09-20 00:39	50 km	71 km SSW of Poso, Indonesia
M6.2 1950-09-14	1950-09-14 09:05	35 km	165 km S of Tondano, Indonesia

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.