geo.wikisort.org - River

The Wanokaka River[1] is a river in Sumba island, Province of East Nusa Tenggara, Indonesia.[2] It is located a few kilometers south of Waikabubak, with the District of Wanokaka (Wanukaka), east of the District of Lamboya.[3]

Sungai Wanokaka Wano Kaka, Luku Wonokaka
Lokasi muara Show map of Sumba Wanokaka River (Indonesia) Show map of Indonesia
Location
Country	Indonesia
Physical characteristics
Source	Manupeu Tanah Daru National Park
• location	Sumba, East Nusa Tenggara
• elevation	500 m (1,600 ft)
Mouth	Indian Ocean
• location	West Sumba Regency
Length	80 km (50 mi)

Hydrology

The Wanokaka River flows from east to west before turning to the south into the Indian Ocean at a length of 80 km.[4] The upstream is at the hills Manupeu Tanah Daru National Park, village of Liangudongo, Konda Maloba Utara, District of Katikutana, Central Sumba Regency and discharges into Indian Ocean near Wanokaka Beach in the village of Desa Waihura, District of Wanokaka, West Sumba Regency. The river is famous for two waterfalls, namely Matayangu and Lapopu waterfall.[5][6]

Tributaries

Some tributaries flow to this river among others: the Labariri River, Lahihagalang River, Kerimaraga River, Kihi River, Lakaraha River, Waikajelung River, Lokomara River, and Katamawai River.

Geography

The river flows along the southern area of Sumba with predominantly tropical savanna climate (designated as As in the Köppen-Geiger climate classification).[7] The annual average temperature in the area is 24 °C. The warmest month is April, when the average temperature is around 26 °C, and the coldest is January, at 22 °C.[8] The average annual rainfall is 1731 mm. The wettest month is December, with an average of 356 mm rainfall, and the driest is August, with 10 mm rainfall.[9]

Luku Wonokaka
Climate chart (explanation)
J F M A M J J A S O N D     273     24 20     303     26 23     222     25 24     151     26 26     94     26 25     48     24 24     22     24 23     10     25 23     18     26 23     45     27 25     189     27 24     356     25 21 Average max. and min. temperatures in °C Precipitation totals in mm Source: [8]
Imperial conversion J F M A M J J A S O N D     11     75 68     12     79 73     8.7     77 75     5.9     79 79     3.7     79 77     1.9     75 75     0.9     75 73     0.4     77 73     0.7     79 73     1.8     81 77     7.4     81 75     14     77 70 Average max. and min. temperatures in °F Precipitation totals in inches

Uses

The Wanokaka River is utilized for irrigation with Lahikaninu Weir in West Sumba Regency.

See also

• List of rivers of Indonesia
• List of rivers of Lesser Sunda Islands

References

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