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M6.5 earthquake, Tonga, 1943-10-24

MagnitudeM6.5mw

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Depth15 km

Time (UTC)1943-10-24 16:04

Rank in 194340 / 113among M6+

Rank since 19004202 / 14,458

Energy vs an M6×6approx.

176 km SE of ‘Ohonua, Tonga · -22.58, -173.88

M6.5+ within 300 km (largest first)

2006 M8.0M8.0

1975 M7.8M7.8

1913 M7.8M7.8

2009 M7.6M7.6

1948 M7.5M7.5

1905 M7.4M7.4

1982 M7.2M7.2

1986 M7.2M7.2

2025 M7.0M7.0

1946 M7.0M7.0

1990 M6.9M6.9

2008 M6.9M6.9

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.5 1942-11-02	1942-11-02 23:59	35 km	97 km WSW of Pangai, Tonga
M6.2 1942-02-13	1942-02-13 06:19	15 km	35 km SSW of Pangai, Tonga
M6.2 1939-03-22	1939-03-22 07:21	15 km	133 km SE of Pangai, Tonga
M6.1 1939-02-03	1939-02-03 20:13	15 km	273 km S of ‘Ohonua, Tonga
M6.1 1938-06-29	1938-06-29 18:44	35 km	75 km ENE of Kolonga, Tonga
M6.2 1937-10-01	1937-10-01 19:16	15 km	south of Tonga
M6.2 1936-09-06	1936-09-06 17:39	15 km	74 km SSE of ‘Ohonua, Tonga
M6.0 1936-07-23	1936-07-23 06:20	15 km	135 km SE of Pangai, Tonga
M6.1 1936-03-06	1936-03-06 14:25	35 km	79 km NE of Kolonga, Tonga
M6.3 1935-04-05	1935-04-05 02:55	30 km	8 km NNW of Kolonga, Tonga

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.