The Huadong Valley or Hualien–Taitung Valley (), also known as East Rift Valley, the Longitudinal Valley or as the during the
era of Japanese rule, is a long and narrow
valley
A valley is an elongated low area often running between hills or mountains and typically containing a river or stream running from one end to the other. Most valleys are formed by erosion of the land surface by rivers or streams over ...
located between the
Central Mountain Range and the
Coastal Mountain Range of eastern
Taiwan
Taiwan, officially the Republic of China (ROC), is a country in East Asia. The main geography of Taiwan, island of Taiwan, also known as ''Formosa'', lies between the East China Sea, East and South China Seas in the northwestern Pacific Ocea ...
, stretching about from
Hualien City at the north to
Taitung City
Taitung City () is a county-administered city and the county seat of Taitung County, Taiwan. It lies on the southeast coast of Taiwan facing the Pacific Ocean. Taitung City is the most populous subdivision of Taitung County and it is one of the ...
at the south..
The valley is believed to be part of the northern terminus of the
Philippine Mobile Belt
In the geology of the Philippines, the Philippine Mobile Belt is a complex portion of the tectonic boundary between the Eurasian plate and the Philippine Sea plate, comprising most of the country of the Philippines. It includes two subduction ...
, a complex collection of tectonic plate fragments and volcanic intrusions. The valley is formed by the
alluvial plain
An alluvial plain is a plain (an essentially flat landform) created by the deposition of sediment over a long period by one or more rivers coming from highland regions, from which alluvial soil forms. A ''floodplain'' is part of the process, bei ...
s of three large
river systems, namely the
Hualien River,
Xiuguluan River and
Beinan River, all of which flow into the
Pacific Ocean
The Pacific Ocean is the largest and deepest of Earth's five Borders of the oceans, oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean, or, depending on the definition, to Antarctica in the south, and is ...
.
The
Huadong Highway, a section of
Provincial Highway No. 9, runs the entire length of the valley from north to south.
Gallery
Image:Haian Range, Taiwan.jpg, Huadong Valley, the Coastal Mountain Range can be seen in the distance
Image:Taiwan 2009 HuaLien Rice Paddy at Foot of Mountain FRD 6130 Book Back Cover.jpg, Rice paddy in Fengli, Shoufeng Township
Image:Taiwan 2009 Bike Touring FuLi Town FRD 8072.jpg, Bicyclists on Highway 23 in Fuli Township
Image:Taiwan 2009 HuaTung Valley Decommissioned Railway Tracks by Rice Paddy FRD 8154.jpg, Decommissioned railway tracks by the Huadong Highway in Ruisui Township
See also
*
Geology of Taiwan
References
External links
East Rift Valley National Scenic Area Administration
Valleys of Taiwan
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