Home › 1940 › southeast of the Loyalty Islands

M6.8 earthquake, southeast of the Loyalty Islands, 1940-09-19

MagnitudeM6.8mw

This page is updated only once a day and is not an alert service. For current earthquake and tsunami information, check the Japan Meteorological Agency, the USGS and your local authorities.

Depth15 km

Time (UTC)1940-09-19 18:19

Rank in 194014 / 105among M6+

Rank since 19002570 / 14,458

Energy vs an M6×14approx.

southeast of the Loyalty Islands · -23.36, 170.66

M6.5+ within 300 km (largest first)

1901 M7.9M7.9

1995 M7.7M7.7

2021 M7.7M7.7

2023 M7.7M7.7

1928 M7.6M7.6

2018 M7.5M7.5

1998 M7.5M7.5

2003 M7.3M7.3

1906 M7.2M7.2

1980 M7.2M7.2

2016 M7.2M7.2

1935 M7.1M7.1

Earlier M6+ within 300 km

Event	Time (UTC)	Depth	Place
M6.4 1938-07-06	1938-07-06 01:24	75 km	southeast of the Loyalty Islands
M6.3 1938-07-05	1938-07-05 22:07	35 km	southeast of the Loyalty Islands
M6.1 1938-07-05	1938-07-05 02:03	35 km	186 km E of Tadine, New Caledonia
M6.1 1937-06-14	1937-06-14 13:10	15 km	155 km SSE of Isangel, Vanuatu
M6.0 1936-12-04	1936-12-04 22:26	35 km	250 km E of Tadine, New Caledonia
M6.1 1936-11-29	1936-11-29 08:26	25 km	263 km E of Tadine, New Caledonia
M6.0 1936-05-22	1936-05-22 23:21	35 km	215 km E of Tadine, New Caledonia
M6.3 1936-01-15	1936-01-15 14:43	15 km	275 km ESE of Tadine, New Caledonia
M7.1 1935-08-17	1935-08-17 01:44	20 km	southeast of the Loyalty Islands
M6.4 1934-09-04	1934-09-04 16:34	15 km	southeast of the Loyalty 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.