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M7.8 earthquake, Solomon Islands, 1966-12-31

MagnitudeM7.8mw

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Depth59 km

Time (UTC)1966-12-31 18:23

Rank in 19662 / 109among M6+

Rank since 1900187 / 14,458

Energy vs an M6×501approx.

146 km SSE of Lata, Solomon Islands · -11.87, 166.47

M6.5+ within 300 km (largest first)

2013 M8.0M8.0

1980 M7.9M7.9

1957 M7.8M7.8

2009 M7.8M7.8

1966 M7.8M7.8

1934 M7.7M7.7

1997 M7.7M7.7

2009 M7.7M7.7

1900 M7.6M7.6

1973 M7.5M7.5

1980 M7.5M7.5

1963 M7.4M7.4

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.8 1966-12-01	1966-12-01 04:56	125 km	55 km W of Sola, Vanuatu
M6.0 1966-10-17	1966-10-17 10:15	18 km	109 km ESE of Lata, Solomon Islands
M6.7 1966-06-13	1966-06-13 18:08	242 km	191 km NNW of Sola, Vanuatu
M6.2 1966-03-08	1966-03-08 01:13	35 km	115 km WNW of Sola, Vanuatu
M6.7 1965-01-10	1965-01-10 13:36	35 km	108 km WNW of Sola, Vanuatu
M6.3 1964-01-22	1964-01-22 23:59	16 km	170 km W of Sola, Vanuatu
M7.2 1963-09-17	1963-09-17 19:20	45 km	55 km WNW of Lata, Solomon Islands
M7.4 1963-09-15	1963-09-15 00:46	35 km	28 km NW of Lata, Solomon Islands
M6.1 1962-11-11	1962-11-11 16:09	47 km	161 km NW of Sola, Vanuatu
M6.6 1962-05-22	1962-05-22 08:06	114 km	185 km SSE of Lata, Solomon Islands

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.