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M8.3 earthquake, Indonesia Earthquake, 1977-08-19

MagnitudeM8.3mw

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Depth16 km

Time (UTC)1977-08-19 06:08

Rank in 19771 / 85among M6+

Rank since 190027 / 14,458

Energy vs an M6×2,818approx.

1977 Sumba, Indonesia Earthquake · -11.15, 118.39

M6.5+ within 300 km (largest first)

1977 M8.3M8.3

1922 M7.0M7.0

1978 M6.7M6.7

1986 M6.5M6.5

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.1 1977-08-19	1977-08-19 05:08	33 km	263 km SW of Waingapu, Indonesia
M6.3 1977-01-02	1977-01-02 09:55	19 km	151 km WSW of Waingapu, Indonesia
M6.0 1973-12-19	1973-12-19 04:43	58 km	92 km WNW of Waingapu, Indonesia
M6.4 1972-05-28	1972-05-28 01:55	27 km	248 km S of Taliwang, Indonesia
M6.2 1959-04-06	1959-04-06 14:12	35 km	48 km S of Waingapu, Indonesia
M6.3 1951-04-13	1951-04-13 10:14	25 km	139 km WSW of Waingapu, Indonesia
M6.2 1949-05-16	1949-05-16 04:32	35 km	30 km SSE of Waingapu, Indonesia
M6.0 1945-11-22	1945-11-22 20:50	35 km	133 km SSE of Dompu, Indonesia
M6.3 1938-12-21	1938-12-21 12:26	25 km	139 km SSE of Dompu, Indonesia
M6.3 1936-01-02	1936-01-02 17:26	35 km	84 km S of Komodo, 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.