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M7.1 earthquake, Indonesia, 1984-11-17

MagnitudeM7.1mw

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Depth33 km

Time (UTC)1984-11-17 06:49

Rank in 198412 / 133among M6+

Rank since 19001162 / 14,458

Energy vs an M6×45approx.

190 km SSW of Sibolga, Indonesia · 0.20, 98.03

M6.5+ within 300 km (largest first)

2005 M8.6M8.6

2010 M7.8M7.8

1935 M7.6M7.6

2009 M7.6M7.6

2023 M7.1M7.1

1984 M7.1M7.1

1998 M7.0M7.0

1946 M7.0M7.0

1971 M7.0M7.0

1974 M6.9M6.9

2005 M6.9M6.9

2006 M6.8M6.8

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.0 1977-03-08	1977-03-08 23:17	22 km	92 km NNW of Bukittinggi, Indonesia
M6.9 1974-12-04	1974-12-04 03:07	20 km	181 km SW of Sibolga, Indonesia
M6.1 1972-12-18	1972-12-18 13:57	36 km	24 km NNE of Tuapejat, Indonesia
M6.2 1972-12-08	1972-12-08 18:13	30 km	12 km NNE of Tuapejat, Indonesia
M7.0 1971-02-04	1971-02-04 15:33	27 km	102 km SW of Padangsidempuan, Indonesia
M6.1 1970-12-19	1970-12-19 10:38	43 km	59 km NE of Tuapejat, Indonesia
M6.2 1961-10-26	1961-10-26 15:27	29 km	159 km W of Pariaman, Indonesia
M6.3 1960-07-10	1960-07-10 00:05	30 km	166 km SSW of Sibolga, Indonesia
M6.2 1957-03-11	1957-03-11 12:09	35 km	74 km WSW of Singkil, Indonesia
M6.3 1956-04-02	1956-04-02 10:50	30 km	75 km SSE of Sinabang, 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.