Flood and Landslide Risks in Indonesia's Watersheds Area (Case Study: Amprong River, Kedungkandang District, Malang, East Java)

This abstract has open access
Abstract Summary
Indonesia has high rainfall and intensity, and has a land configuration that is bumpy, hilly and mountainous which has sensitivity and the potential for water systems balance disturbances such as flooding and erosion. The flooding that arises is inseparable from the main function of the river which should be able to hold water, but due to the excessive amount of water discharge, which has the potential to overflow around the river. Some flood events that have occurred in Malang City are in the Amprong watershed in Kedungkandang District. The floods reached 2 meters and resulted in 111 houses in 5 (five) urban villages submerged by the Amprong River overflowing water. In addition to the Amprong watershed floods, there is also the potential for landslides because the Amprong watershed has land slopes that range from low to high, so it is feared that there will be changes in land structure and land use caused by the growth of settlements. Landslides in the Amprong River Basin, Kedungkandang District ". The study was to identify the risk of flood disasters that occurred in Kedungkandang District, Malang City. The objectives to be achieved from this study are: 1) Creating a risk map for floods and landslides in the Amprong watershed, Kedungkandang District. 2) Plan easy-to-access evacuation routes and points. At first, identified human capacity index of Amprong River Basin, there are in four sub-district of Kedungkandang District had the highest index category, which was 41.77% which was categorized as unprepared. For Lesanpuro, Madyopuro and Cemorokandang sub-district reach a lower index numbers 32-37%, are categorized as not ready yet. Then, in location study identified have a high-risk level of floods and landslides, the risk of floods and landslides is in the Lesanpuro and Madyopuro villages. In determining the point and point of evacuation it refers to several types of land uses that are used as evacuation points, namely in the form of school buildings, mosques, and public facilities. The need for evacuation points in the Lesanpuro Village is in the form of office buildings and prayer rooms with an affected area of ​​740 m2 and for the Madyopuro Village with an affected area of ​​970 m2 with an evacuation point building in the form of a mosque and University Malang's area.
Abstract ID :
ISO617
Submission Type
Lecturer
,
Institut Teknologi Sumatera (ITERA)
Lecturer
,
Institut Teknologi Sumatera
Lecturer Assistant
,
Universitas Diponegoro

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