Location: | 32.7°N 130.1°W [1] |
Anss-Url-A: | iscgem912099 |
Isc-Event-A: | 912099 |
Magnitude: | M6.9 |
Anss-Url-B: | iscgem912102 |
Isc-Event-B: | 912102 |
Timestamp: | 1922-12-07 16:50:17 |
Type: | Doublet earthquake |
Casualties: | 27 dead [2] |
The 1922 Shimabara earthquake occurred in Kyushu, Japan on December 8, 1922.[3] The mainshock (M6.9) was followed by a large aftershock (M6.5) 9 hours later.[4]
At 01:50 a.m. on December 8, 1922 (local time), an M6.9 earthquake occurred in, Nagasaki Prefecture, Japan. About 9 hours later, at 11:02 a.m., the largest aftershock of M6.5 occurred in almost the same location as the first earthquake.
Type of event | Date and time (JST) | Epicenter | Depth | Magnitude | |
---|---|---|---|---|---|
Main shock | 1922/12/08 01:50 | [5] | 19 km | M6.9 | |
Largest aftershock | 1922/12/08 11:02 | [6] | 0 km | M6.5 |
The damage was severe in southern Nagasaki Prefecture (Shimabara Peninsula) and western Kumamoto Prefecture.[1] [7] [8] In Nagasaki Prefecture, 26 people died of which 3 were due to the largest aftershock.[1] The earthquake caused cracks in the ground and landslides. More than 2,000 houses were damaged.[9] [10] [11]