Alas River
River in Aceh, Indonesia
Location of river mouth
Show map of Northern Sumatra
Alas River (Sumatra)
Show map of Sumatra
Alas River (Indonesia)
Show map of IndonesiaAlas River is a river in Aceh in northeastern Sumatra, Indonesia, about 1400 km northwest of the capital Jakarta.[1][2] It is known for its white water rafting.[3] The banks of the rivers are inhabited by the Alas people.[4]
Geography
The river flows in the northern area of Sumatra with predominantly tropical rainforest climate (designated as Af in the Köppen-Geiger climate classification).[5] The annual average temperature in the area is 22 °C. The warmest month is March, when the average temperature is around 23 °C, and the coldest is June, at 21 °C.[6] The average annual rainfall is 2943 mm. The wettest month is December, with an average of 370 mm rainfall, and the driest is June, with 82 mm rainfall.[7]
See also
- List of drainage basins of Indonesia
- List of rivers of Indonesia
- List of rivers of Sumatra
- Alas people
References
- ^ Lae Alas at Geonames.org (cc-by); Last updated 2013-06-04; Database dump downloaded 2015-11-27
- ^ Graf, Arndt; Schroter, Susanne; Wieringa, Edwin (2010). Aceh: History, Politics and Culture. Institute of Southeast Asian. p. 166. ISBN 978-981-4279-12-3.
- ^ Stevens, Alan M. (2004). A comprehensive Indonesian-English Dictionary. PT Mizan Publika. p. 56. ISBN 978-979-433-387-7.
- ^ McCarthy, John Fitzgerald (2006). The Fourth Circle: A Political Ecology of Sumatra's Rainforest Frontier. Stanford University Press. p. 258. ISBN 978-0-8047-5212-1.
- ^ Peel, M C; Finlayson, B L; McMahon, T A (2007). "Updated world map of the Köppen-Geiger climate classification". Hydrology and Earth System Sciences. 11: 1633–1644. doi:10.5194/hess-11-1633-2007. Retrieved 30 January 2016.
- ^ "NASA Earth Observations Data Set Index". NASA. 30 January 2016. Archived from the original on 26 April 2020. Retrieved 14 January 2019.
- ^ "NASA Earth Observations: Rainfall (1 month - TRMM)". NASA/Tropical Rainfall Monitoring Mission. 30 January 2016. Archived from the original on 19 April 2019. Retrieved 14 January 2019.
2°59′24″N 97°56′10″E / 2.9899°N 97.9362°E / 2.9899; 97.9362
