The Toru River or Batang Toru is a river in northern
Sumatra
Sumatra is one of the Sunda Islands of western Indonesia. It is the largest island that is fully within Indonesian territory, as well as the sixth-largest island in the world at 473,481 km2 (182,812 mi.2), not including adjacent i ...
,
Indonesia
Indonesia, officially the Republic of Indonesia, is a country in Southeast Asia and Oceania between the Indian and Pacific oceans. It consists of over 17,000 islands, including Sumatra, Java, Sulawesi, and parts of Borneo and New Guine ...
, about 1200 km northwest of the capital
Jakarta
Jakarta (; , bew, Jakarte), officially the Special Capital Region of Jakarta ( id, Daerah Khusus Ibukota Jakarta) is the capital and largest city of Indonesia. Lying on the northwest coast of Java, the world's most populous island, Jakarta ...
.
Batang Toru
at Geonames.org (cc-by); Last updated 2013-06-04; Database dump downloaded 2015-11-27
Geography
The river flows in the northern area of Sumatra with predominantly tropical rainforest climate
A tropical rainforest climate, humid tropical climate or equatorial climate is a tropical climate sub-type usually found within 10 to 15 degrees latitude of the equator. There are some other areas at higher latitudes, such as the coast of southea ...
(designated as ''Af'' in the Köppen-Geiger climate classification). The annual average temperature in the area is 24 °C. The warmest month is February, when the average temperature is around 26 °C, and the coldest is May, at 22 °C. The average annual rainfall is 3379 mm. The wettest month is November, with an average of 520 mm rainfall, and the driest is July, with 156 mm rainfall. The area of the river is located on the Great Sumatran Fault Zone, providing the area with an abundance of geothermal energy sources and hot water springs, while also increasing the frequency of large earthquakes.
Ecology
The river flows at the heart of the area where the Tapanuli orangutan
The Tapanuli orangutan (''Pongo tapanuliensis'') is a species of orangutan restricted to South Tapanuli in the island of Sumatra in Indonesia. It is one of three known species of orangutan, alongside the Sumatran orangutan (''P. abelii''), found ...
lives, a kind of orangutan which was identified as a separate species in 2017.[
]
Uses
The Batang Toru hydropower project
Batang Toru hydropower plant is an under construction hydropower plant project located in Toru River, Batang Toru River in South Tapanuli Regency, South Tapanuli District of North Sumatra Province in Indonesia. The power plant is scheduled to be o ...
has started work on a dam and tunnel, financed by China, which is meant to provide electric power during 6 hours a day. As of 2022, Indonesian state-owned electronic distribution company Perusahaan Listrik Negara
PT Perusahaan Listrik Negara (Persero) ( 'State Electricity Company', abbreviated as PLN) is an Indonesian government-owned corporation which has a monopoly on electric power distribution in Indonesia and generates the majority of the country' ...
has also started to work with Indonesian private companies to establish a hydropower on the river.
See also
*List of rivers of Indonesia
This is a list of rivers in Indonesia.''Map of Indonesia''. Peta Indonesia. Wawasan Nusantara. CV. Indo Prima Sarana. Accessed 29 Juli 2017.
By island
This list is arranged by island in alphabetical order, with respective tributaries indented un ...
*List of rivers of Sumatra
List of rivers flowing in the island of Sumatra, Indonesia.''Map of Indonesia''. Peta Indonesia. Wawasan Nusantara. CV. Indo Prima Sarana. Accessed 29 Juli 2017.
In alphabetical order
Mouth location North coast
Northeast coast
Northwest ...
References
{{Rivers of Sumatra
Rivers of North Sumatra
Rivers of Indonesia