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M7.7 earthquake, Papua New Guinea, 1946-09-29

MagnitudeM7.7mw

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Depth50 km

Time (UTC)1946-09-29 03:02

Rank in 19464 / 94among M6+

Rank since 1900302 / 14,458

Energy vs an M6×331approx.

152 km SE of Kokopo, Papua New Guinea · -5.20, 153.34

M6.5+ within 300 km (largest first)

1919 M8.2M8.2

1971 M8.1M8.1

1971 M8.0M8.0

2000 M8.0M8.0

1916 M8.0M8.0

1975 M7.9M7.9

2017 M7.9M7.9

2016 M7.9M7.9

1920 M7.8M7.8

2000 M7.8M7.8

1995 M7.7M7.7

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.3 1946-07-01	1946-07-01 22:35	65 km	116 km ESE of Kokopo, Papua New Guinea
M6.2 1946-06-05	1946-06-05 00:52	35 km	76 km SSE of Kokopo, Papua New Guinea
M7.1 1946-05-03	1946-05-03 22:23	35 km	96 km ESE of Kokopo, Papua New Guinea
M6.3 1945-12-30	1945-12-30 00:48	35 km	108 km SE of Kimbe, Papua New Guinea
M6.2 1945-12-29	1945-12-29 09:50	35 km	98 km E of Kimbe, Papua New Guinea
M6.4 1945-09-06	1945-09-06 14:49	35 km	101 km SE of Kokopo, Papua New Guinea
M6.3 1945-09-06	1945-09-06 01:26	35 km	90 km S of Kokopo, Papua New Guinea
M7.0 1945-09-05	1945-09-05 21:48	45 km	67 km SSE of Kokopo, Papua New Guinea
M6.5 1944-12-27	1944-12-27 15:25	35 km	152 km ESE of Kimbe, Papua New Guinea
M6.5 1944-10-05	1944-10-05 16:57	65 km	167 km E of Kokopo, Papua New Guinea

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.