1951 East Rift Valley earthquakes
UTC time | |
---|---|
A: 1951-10-21 21:34:21 | |
B: 1951-10-22 03:29:35 | |
C: 1951-11-24 18:47:18 | |
D: 1951-11-24 18:50:24 | |
ISC event | |
A: 894821 | |
B: 894824 | |
C: 894987 | |
D: 894988 | |
USGS-ANSS | |
A: ComCat | |
B: ComCat | |
C: ComCat | |
D: ComCat | |
Local date | October 22, 1951 December 5, 1951 | to
Magnitude | |
A: 7.3 MS, 7.5 Mw[1] | |
B: 7.1 MS , 7.2 Mw [2] | |
C: 7.1 MS , 7.3 Mw [3] | |
D: 7.3 MS , 7.8 Mw [4] | |
Epicenter | 23°54′N 121°42′E / 23.9°N 121.7°E |
Areas affected | Taiwan |
Tsunami | minor |
Casualties | 85 dead |
The 1951 East Rift Valley earthquakes (Chinese: 1951年縱谷地震系列; pinyin: 1951 nián Zònggǔ dìzhèn xìliè) were a series of earthquakes which struck eastern Taiwan from 22 October 1951 to 5 December 1951, four of which registered at 7 or greater on the moment magnitude scale, the largest of those being magnitude 7.3 and 7.8 quakes on November 24. Altogether the quakes killed 85 people.
Technical data
The
Earthquakes
Date (YYYY-MM-DD) |
Time (UTC) |
Latitude | Longitude | Depth | Magnitude | Source |
---|---|---|---|---|---|---|
1951-10-21 | 21:34:21 | 23.487° N | 121.400° E | 25 km (16 mi) | 7.5 (Mw ) | [7] |
1951-10-22 | 03:29:35 | 23.917° N | 121.343° E | 25 km (16 mi) | 7.2 (Mw ) | [8] |
1951-11-24 | 18:47:18 | 23.046° N | 121.249° E | 25 km (16 mi) | 7.3 (Mw ) | [9] |
1951-11-24 | 18:50:24 | 23.092° N | 121.214° E | 30 km (19 mi) | 7.8 (Mw ) | [10] |
Names
The earthquake series is sometimes known by different names, including the 1951 Hualien earthquakes (Chinese: 1951年花蓮大地震系列; pinyin: 1951 nián Huālián dà dìzhèn xìliè) and the 1951 Hualien-Taitung earthquakes (Chinese: 1951年花蓮–台東地震系列; pinyin: 1951 nián Huālián-Táidōng dìzhèn xìliè) – both of these refer to the same series of quakes in eastern Taiwan from October to December 1951.
Damage
The total figures for casualties and damage from Taiwan's
- 85 deaths
- 200 seriously injured
- 1,000 lightly injured
- Around 3,000 dwellings completely destroyed
See also
References
- ^ ISC-OB Event 894821 [IRIS].
- ^ ISC-OB Event 894824 [IRIS].
- ^ ISC-OB Event 894987 [IRIS].
- ^ ISC-OB Event 894988 [IRIS].
- ^ "Geology and Topography". East Rift Valley National Scenic Area Administration. Archived from the original on 2011-05-23. Retrieved 2009-08-08.
- ^ a b 中央氣象局. "Preface". 台灣地區十大災害地震圖集 (A Collection of Images of Ten Great Earthquake Disasters in the Taiwan Region) (PDF) (in Chinese). Central Weather Bureau. Archived from the original (PDF) on 2011-08-26. Retrieved 2009-08-08.
- ^ ANSS. "Taiwan 1951: M 7.5 - Taiwan". Comprehensive Catalog. U.S. Geological Survey. Retrieved 2024-04-03.
- ^ ANSS. "Taiwan 1951: M 7.2 - Taiwan". Comprehensive Catalog. U.S. Geological Survey. Retrieved 2024-04-03.
- ^ ANSS. "Taiwan 1951: M 7.3 - Taiwan". Comprehensive Catalog. U.S. Geological Survey. Retrieved 2024-04-03.
- ^ ANSS. "Taiwan 1951: M 7.8 - Taiwan". Comprehensive Catalog. U.S. Geological Survey. Retrieved 2024-04-03.
External links
- Photographs of the damage caused
- The International Seismological Centre has a bibliography and/or authoritative data for this event.