The Tukad Daya is a river located in

Buleleng Buleleng Regency (; , ''Kabupatén Buléléng''), is a regency () of the province of Bali, Indonesia. It stretches along the north side of the island of Bali from the Bali Strait in the west (separating Bali from East Java) almost to the eastern ...

, north of the island of

Bali Bali (English:; Balinese language, Balinese: ) is a Provinces of Indonesia, province of Indonesia and the westernmost of the Lesser Sunda Islands. East of Java and west of Lombok, the province includes the island of Bali and a few smaller o ...

. The 40 km long river originates from its

headwaters The headwater of a river or stream is the geographical point of its beginning, specifically where surface runoff water begins to accumulate into a flowing channel of water. A river or stream into which one or many tributary rivers or streams flo ...

around Kintamani, north of the highland

ridge A ridge is a long, narrow, elevated geomorphologic landform, structural feature, or a combination of both separated from the surrounding terrain by steep sides. The sides of a ridge slope away from a narrow top, the crest or ridgecrest, wi ...

stretching between the northwest slope of the Batur caldera and the east slope of the Bratan caldera. Flowing through the gorges, it reaches the northern coast of Bali around Bungkulan and empties into the

Bali Sea The Bali Sea (, ) is the body of water north of the island of Bali and south of Kangean Island in Indonesia. The sea forms the south-west part of the Flores Sea, and the Madura Strait opens into it from the west. Geography The Bali Sea is someti ...

Drainage basin

Tukad Daya is the

main stem In hydrology, a main stem or mainstem (also known as a trunk) is "the primary downstream segment of a river, as contrasted to its tributaries". The mainstem extends all the way from one specific headwater to the outlet of the river, although t ...

in the

river system In geomorphology, drainage systems, also known as river systems, are the patterns formed by the streams, rivers, and lakes in a particular drainage basin. They are governed by the topography of land, whether a particular region is dominated by har ...

of Tukad Daya, which covers an area of , including parts of the Kintamani,

Sawan Sāwaṇ or Sāuṇ (Shahmukhi: ; Gurmukhi: , ) is the fifth month in the Punjabi calendar and the Nanakshahi calendar. Many Indian calendars started in different eras such as Shaka Calendar (national calendar of India) traditional Vikrama a ...

, and Kubutambahan districts. Generally, the

topography Topography is the study of the forms and features of land surfaces. The topography of an area may refer to the landforms and features themselves, or a description or depiction in maps. Topography is a field of geoscience and planetary sci ...

of the Tukad Daya basin consists of steep slopes from two mountains range, namely Mount Batur and Bratan, and gradually descends around the northern coast in Bungkulan. To the south of the upstream of the Tukad Daya basin, it is adjacent to the Tukad Ayung basin. The hydrological boundary along the ridge of the Kintamani highland has divided the flow into two directions, namely the northern flow and the southern flow of Bali. On the western side of the upstream area of the Tukad Daya basin, it is adjacent to the upstream of the Penarukan basin and the Sansit basin from the central part to the downstream of the basin. Meanwhile, to the east of the Tukad Daya basin, it borders with several basin from the upper to the downstream.

Utilization

A multipurpose dam with a storage capacity of up to 5.1 million cubic meters, covering an inundation area of approximately 29.8 hectares, has been constructed along the course of this river in the Sawan district and was inaugurated in February 2023 by President Joko Widodo. The Tamblang Dam, now renamed the ''Danu Kerthi'' Dam, has the potential to supply raw water at a rate of 510 liters per second to its surrounding areas. serving as irrigation water for a 558-hectare irrigation area. Additionally, it functions as a Micro Hydro Power Plant capable of generating 0.54 MW of electricity. The dam also contributes to

flood control Flood management or flood control are methods used to reduce or prevent the detrimental effects of flood waters. Flooding can be caused by a mix of both natural processes, such as extreme weather upstream, and human changes to waterbodies and ru ...

with a retention capacity of 156.86 m3/second against floods, supporting conservation efforts, and serving as a tourist attraction.

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{{improve categories, date=November 2023 Rivers of Bali Tukad Daya basin

Drainage basin

Utilization

See also

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