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M6.9 earthquake, Indonesia, 1983-04-04

MagnitudeM6.9mw

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Depth78 km

Time (UTC)1983-04-04 02:51

Rank in 198316 / 136among M6+

Rank since 19001868 / 14,458

Energy vs an M6×22approx.

68 km WSW of Sabang, Indonesia · 5.72, 94.72

M6.5+ within 300 km (largest first)

2010 M7.2M7.2

2004 M7.2M7.2

1955 M7.0M7.0

1935 M7.0M7.0

1936 M6.9M6.9

1964 M6.9M6.9

1983 M6.9M6.9

1917 M6.8M6.8

1929 M6.7M6.7

2005 M6.7M6.7

1967 M6.7M6.7

1945 M6.7M6.7

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.2 1982-01-20	1982-01-20 07:09	27 km	203 km NW of Sabang, Indonesia
M6.3 1982-01-20	1982-01-20 04:25	19 km	186 km NW of Sabang, Indonesia
M6.2 1975-12-17	1975-12-17 05:35	17 km	12 km SSW of Sigli, Indonesia
M6.2 1971-07-17	1971-07-17 05:32	140 km	150 km NNW of Sabang, Indonesia
M6.5 1967-08-21	1967-08-21 07:33	43 km	70 km SW of Meulaboh, Indonesia
M6.7 1967-04-12	1967-04-12 04:51	18 km	7 km SSE of Reuleuet, Indonesia
M6.1 1965-08-17	1965-08-17 10:35	35 km	53 km SSW of Sigli, Indonesia
M6.2 1964-11-30	1964-11-30 12:27	15 km	126 km NW of Sabang, Indonesia
M6.2 1964-06-15	1964-06-15 00:05	15 km	11 km NNE of Bireun, Indonesia
M6.9 1964-04-02	1964-04-02 01:11	18 km	5 km W of Banda Aceh, 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.