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Journal : Gema Wiralodra

Soil erosion management using The Soil and Water Assessment Tool (SWAT) model in Semantok Watershed Kurniawati, Oktavia Triana; Sisinggih, Dian; Dermawan, Very
Gema Wiralodra Vol. 15 No. 1 (2024): Gema Wiralodra
Publisher : Universitas Wiralodra

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.31943/gw.v15i1.592

Abstract

The land use characteristics in the Semantok watershed have a significant impact on the reservoir's usable age. According to the land use patterns, including teak woods, rice fields, moorlands, dry fields, and residential areas, the Semantok watershed has the capacity to carry sediment when it rains. One of the models to analyze surface runoff and sediment is the Soil and Water Assessment Tool (SWAT). SWAT was developed to predict the impact of land management practices on water, sediment and agricultural chemical yields in large complex watersheds with varying soils, land use and management conditions over long periods of time. The purpose of this research is to quantify the amount of erosion and sedimentation that results from land use changes in the Semantok watershed in 2015 and 2021 and to determine management scenarios that can reduce the value of erosion and sedimentation that can implemented upstream of the Semantok dam using SWAT. The data used for the research are climatology data, DEM map, landuse map, and river data. The amount of erosion at the Semantok watershed outlet increased from 7.00 mm/year in 2015 to 14.18 mm/year in 2021. Based on Forestry Ministerial Regulation No. P.61/Menhut-II/2014, the Semantok watershed's carrying capacity is 3.95 falling into the pretty bad category (3.5 < DDD < 4.3). Three scenarios were compared in order to carry out control efforts: revegetation, check dams, and combining revegetation and check dams. The most efficient way to reduce erosion by up to 30.51% is to combine revegetation and check dam.
Co-Authors Abdul Azis Hoesein Achmad Marzuqi, Achmad Adihaningrum, Anita Andriyani Adilah, Ahmad Daffa Aditiya, Achmad Rizkiawan Aji, Yahya Muchaimin Al Huda, Reja Palevi Alam Semesta, Aji Rahmanda Alpikarigo, Jano Andre Primantyo H., Andre Primantyo Anggara Cahyo Wibowo Anggara Wiyono Wit Saputra, Anggara Wiyono Wit Aniek Masrevaniah Ardiyansah, Ilham Artha, Vevy May Augustiman, Yoggie Azhary Aulia, Nanda Bahreisy, Arzil Abdillah Beselly Putra, Sebrian Mirdeklis Budi, Susilo Budiarto, Fajar Dwi Crisna, Ainul Danudoro, Muhammad Darmawan, Sevila Maulidina Dewi Amalia Dhitaisma, Elsya Dian Chandrasasi Dian Sisinggih Dian Sisingih, Dian Donny Harisuseno DRIANTAMA, AL GHIFARY Emma Yuliani Endah Supriyani Endang Purwati RN Eri Prawati Ery Suhartanto Evi Nur Cahya Fathinun Najib Fazjrin, Muhammad Rafi Fikhruddin, Ahmad Fitrina, Halita Hadi Kusuma, Fajar Sadewa Handoko, Shubhananda Aulia hari siswoyo Hidayah, Susi Hidayat, Muhammad Nurjati Ikhsanti, Lanthika Dwi Ilmiawan, Ahlun Nazar Indrajayatama, Ridho Satria Ivan, Hans Kurniawan Hasan, Dimas Tri Kurniawati, Oktavia Triana Kusuma, Roorkeindia Paramita Lily Montarcih Limantara Linda Prasetyorini Listyana, Kurnia Ulfi M. Amar Sajali M. Bisri M. Janu Ismoyo Mabrur, Moh. Ali mas'udi, oldvika nurma Maulana, Muhammad Adnan Mochammad Ibrahim Moh. Sholichin Mohammad Bisri Mohammad Solichin, Mohammad Muhamad Rodhita Muhammad Taufiqurrohman, Muhammad Nimas Ayu Anggraini, Nimas Ayu Nisa, Anggie Aqidahtun Noverdo, Rolanda Nur Cahya, Evi Nurhayati, Ima Nurwijayanti Oktaviariyadi, Nabila Paksi, R. Susenatama Jatayu Pitojo Tri Juwono Prima Hadi Wicaksono Putra Ramadhani, Adhinda Dwi Putri, Aradila Tiara Rachmadani, Lucia Putri Raden Mohamad Herdian Bhakti Rahawarin, Ridho Fahreza Reynaldo Jeffry Polie, Reynaldo Jeffry Rifai, A Rifnawati, Vina Rinaldy, Alif - Rispiningtati Rispiningtati Riyanto Haribowo Rizal Arifuddin K. Rizaldi, Odhi Rosamike, Mega Okvita Karinda Runi Asmaranto Rusardi, Olda Fadhilah Aprilia Salsabila, Sekar Saputra , Anggara Wiyono Wit Sebastian, Bintang Sholawatini, Nur Siregar, Jeremi Ishak Siswanti, Yuvika Rega Sri Wahyuni Suhardjono, - Suhartanto, Ery Sumanto, Hari Sumiadi, Sumiadi Suwanto Marsudi Swandani, Monique Adriana Syaiful Anam Syarief Fathoni, Syarief Tandisau, Deandy Gilang Tandju, Indah Nur Alifa Tri Budi Prayogo, Tri Budi Ussy Andawayanti Utami, Diah Tri Utomo, Gloria Dihan Vareza, Ervisto Thama WAHYU FIRMANSYAH Wahyudi, Aqsha Prahitna Wayan Andi Frederich Gunawan Widandi Soetopo Wirawan Putra, Rizky Almiraldi Wiryamanta, Dhimas Raditya Yanuar Hendra Pramana, Yanuar Hendra Yudha, Nevandria Satrya Zulkanzi, Achmad Kamili