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Journal : Indonesian Journal of Multidisciplinary Science

Analysis Of Land Erosion Hazard Level In The Babak River Watershed Using The Usle Method Andari Putri, Ni Putu Ayu Satya; Setiawan, Ery; Suroso, Agus; Sulistiyono, Heri
Indonesian Journal of Multidisciplinary Science Vol. 4 No. 10 (2025): Indonesian Journal of Multidisciplinary Science
Publisher : International Journal Labs

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55324/ijoms.v4i10.1158

Abstract

The Babak watershed is considered a high utility watershed that has strategic functions. With its very diverse functions, this watershed is not immune from various problems such as land conversion which results in critical lands, narrowing of river channels and sedimentation. Land degradation by erosion contributes an important role to high sedimentation. This research aims to calculate the amount of erosion and determine of erosion hazard level in the Babak watershed. To estimate the amount of erosion, the Universal Soil Loss Equation (USLE) method is used. The amount of erosion in the Babak watershed is assessed through the 9 weirs in the Babak watershed, namely Jengguar, Babak, Gde Bongoh, Keru, Simbe, Jurang Sate, Gebong, Datar and Baturiti weirs. The results of the analysis show that the amount of erosion that occurred at the weir was respectively 92,399 tons/ha/year, 86,828 tons/ha/year, 87,193 tons/ha/year, 72,074 tons/ha/year, 55,534 tons/ha/year, 112,123 tons/ha/year, 33,756 tons/ha/year, 32,935 tons/ha/year, and 34,073 tons/ha/year. Based on classification results is known that the dominant level of erosion hazard in the Babak watershed is very light to moderate. Gebong, Datar and Baturiti weirs are dominated by a very light erosion hazard level (I) with a total area spread of 56.889%, 59.715% and 67.13% respectively. Jengguar, Gde Bongoh, Keru and Simbe weirs are dominated by light erosion hazard level (II) with a total area spread of 41.454%, 42.272%, 45.684% and 49.468% respectively.
Co-Authors Abdullah, Wildan Rosyad Adha, Muhammad Fajar Adiba, Soraya Tsamara Adiyanta, Santa Aji, Eko Usman Akbar, Tabrani al-imam, ahmad fikry Alfarido, Lalu Gilang Ramadan Andari Putri, Ni Putu Ayu Satya Annisa, Dian Anugrah Putra, Tommy Apriani, Ayu Mina Apriani, Pinka Izmy Ariza, Franrizka ary yunanto Ascaryan Rafinda Aslam, Firar Bismi Assahbani, Muhammad Syahid Agil Azmi, Muhammad Khoirul Bagas Gumintang BAMBANG SUNARKO Banani, Ade BERLIANSYAH, REZHA ARLANDA Budianto, M Bagus Budianto, Muh Bagus Desi Widiyanti Eko Pradjoko Eko Satria Endang Siti Astuti Eniarti, Miko Enny Dwi Cahyani Ery setiawan Estyana, Ema Faizal Fakhri, Faizal Faturokhman, Agus Febriana, Baiq Filda Khoirun Nikmah Ghaisani, Salsa Fajrina Giarta, Fanta Wahyu Hadiyanti, Utami Hairrudin Hamidah Nayati Utami Hanesfa, Hafiz Rahman Hanifah, Lilik Hartana, Hartana Haryanto, Vian Marantha Hasim, Yanuar Hasyim Heri Sulistiyono, Heri Hidayati, Nufalia Hidayatullah, Wahyu Hindami, Ghazi Ghossan Humairoh Saidah Husnul Hotimah, Husnul I Dewa Gede Jaya Negara I Wayan Yasa, I Wayan I Wayan, Yasa Icuk Rangga Bawono, Icuk Rangga Ihsan Ihsan Ihsan, Muhammad Hendrik Lazwardi Ikah N. P. Permanasari Indra Pardede Irwan, Moh. Jaya Negara, I Dewa Gede Julio, Ryan Bagus Julyanti, Ketut Karyawan, I Dewa Made Alit Kautzar, Al Kesuma, Weni Ayu Puja Kurniadhi, Widjojo Kusumastuti, Dhania Laksana, Priyogi Karta Laoli, Alnis Gustin Latif, Fatmawati Lestari, Riskia Dwi Mahendra, Made Maisarah, Sausan Nuhaa Maulana, Adrian Mawardi Amin Mawardin, Adi Melasari, Cita Merdana, I Nyoman Muhaemin, Aris Mustika, Suryapati Rizky Noviardini, Siriyah Nindry Nunung Widyaningsih Nur Choirul Afif Nurmala, Intan Nurrizky, Febrian Eka Pohan, Azrul Sulaiman Karim PRACOYO, ATAS Pratama, Enif Asfarianto Purwaningtyas, Putri Purwaningtyas, Putri Putra, I B. Giri Rabiatul Adawiyah, Wiwiek Rafinda, Ascariena Rahma, Siti Maylitha Ratno Purnomo Reni Cahayanti, Sherafina Rofi Henindia Rohani Rohani Rohani Rohmayani, Hairun Nisak Salehudin, Salehudin Salim, M. Agus Salsabila, Fera Fitri Santoso, Imam Sugeng Sarah Dien Hawa SARI, ANA NOVITA Satriawati, Yani Sebayang, Ika Sari Damayanthi Seno, Prihadmadi Anggoro Setyanto, Refius Pradipta Setyanto, Refius Pradiptya Sofyani, Wiwik Amalia Sri Martini Sudarto Sudarto Sudiro, Dedy Aditya Sugiarto S Sukaryadi, Eka Kurnia Arief Sulasih Sulasih Suliyanto . Supardi Supardi Suparjo SUPRIYADI, ANID suryani, Bunga Tampang, Tampang Tobing, Pahala R Tri Yuwono, Tri Tsarwan, Oties Weni Novandari Widiyani, Agustina Wildan Yudhanto Windriani, Ni Nengah Dira WIRADARMA, LALU WIRAHMAN WIRADHARMA, LALU WIRAHMAN Yi, Feng Yuniarso, Gema Puja Yusron Saadi Zainal Arifin Zulkifli, Febrian ]Suroso, Agus