The 1972 Ruisui earthquake (also known as the 1972 Juisui earthquake) occurred on April 24 at . The magnitude of this earthquake was given as 7.2 by the United States Geological Survey and 6.9 by the
Central Weather Bureau
The Central Weather Bureau (CWB; ) is the government meteorological research and forecasting institution of the Republic of China (Taiwan). In addition to meteorology, the Central Weather Bureau also makes astronomical observations, reports on s ...
of Taiwan. The epicenter was located near
Ruisui Township,
Hualien County
Hualien County ( Mandarin Wade–Giles: Hua¹-lien² Hsien⁴; Pīnyīn: ''Huālián Xiàn''; Hokkien POJ: ''Hoa-lian-koān'' or ''Hoa-liân-koān''; Hakka PFS: ''Fâ-lièn-yen''; Amis: ''Kalingko'') is a county on the east coast of Taiwan. I ...
,
Taiwan
Taiwan, officially the Republic of China (ROC), is a country in East Asia, at the junction of the East and South China Seas in the northwestern Pacific Ocean, with the People's Republic of China (PRC) to the northwest, Japan to the nort ...
. The intensity was shindo 4 in
Taipei
Taipei (), officially Taipei City, is the capital and a special municipality of the Republic of China (Taiwan). Located in Northern Taiwan, Taipei City is an enclave of the municipality of New Taipei City that sits about southwest of the ...
and Hualien. Five people were reported dead. The Ruisui Bridge () was destroyed. The water treatment plant in Ruisui was damaged.
This earthquake was caused by the Juisui Fault with a vertical movement of . The Juisui Fault is a segment of the long Longitudinal Valley Fault, which is a
left-lateral fault with a reverse component. The boundary between the
Eurasian Plate
The Eurasian Plate is a tectonic plate that includes most of the continent of Eurasia (a landmass consisting of the traditional continents of Europe and Asia), with the notable exceptions of the Indian subcontinent, the Arabian subcontinent and ...
and the
Philippine Plate
The Philippine Sea Plate or the Philippine Plate is a tectonic plate comprising oceanic lithosphere that lies beneath the Philippine Sea, to the east of the Philippines. Most segments of the Philippines, including northern Luzon, are part of ...
lies along the Longitudinal Valley Fault.
See also
*
Huatung Valley
The Huadong Valley or Hualien–Taitung Valley (), also known as East Rift Valley or the Longitudinal Valley, is a long and narrow valley located between the Central Mountain Range and the Coastal Mountain Range. It is also recognized as a plai ...
(or Longitudinal Valley)
*
List of earthquakes in 1972
This is a list of earthquakes in 1972. Only magnitude 6.0 or greater earthquakes appear on the list. Lower magnitude events are included if they have caused death, injury or damage. Events which occurred in remote areas will be excluded from the ...
*
List of earthquakes in Taiwan
Taiwan is in a seismically active zone, on the Pacific Ring of Fire, and at the western edge of the Philippine Sea Plate.Taiwan Yearbook 2005, p. 23 Geologists have identified 42 active faults on the island, but most of the earthquakes detected i ...
References
External links
*
Ruisui Earthquake, 1972
Ruisui Earthquake, 1972
Earthquakes in Taiwan
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