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Muh Yunus Ali
Muhammadiyah University of Makassar

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ANALISIS DEBIT RENCANA SUNGAI WALANAE DESA BARANG KABUPATEN SOPPENG Dzur Jais Syam; Taufik Hidayat; Muh Yunus Ali; Kasmawati; Andi Rahmat
TEKNIK HIDRO Vol. 19 No. 2 (2026): Teknik Hidro Agustus 2026
Publisher : Universitas Muhammadiyah Makassar

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.26618/4fv1dz98

Abstract

Abstrak Penelitian ini bertujuan untuk menganalisis debit banjir rencana pada  Sungai Walannae yang terletak di Desa Barang, Kabupaten Soppeng. Analisis dilakukan  dengan menggunakan data curah hujan harian maksimum dari stasiun terdekat, yang  kemudian diolah menggunakan metode analisis frekuensi hujan. Debit banjir rencana  dihitung dengan metode rasional dan metode hidrograf satuan sintetik sesuai dengan  kondisi daerah aliran sungai. Hasil analisis menunjukkan bahwa debit banjir rencana  meningkat seiring dengan periode ulang yang digunakan. Informasi ini diharapkan dapat  menjadi acuan dalam perencanaan pengendalian banjir serta perlindungan tebing sungai di  wilayah penelitian.  Kata kunci: Debit Banjir, Sungai Walanae, Frekuensi Hujan, DAS, Kabupaten Soppeng    Abstract This study aims to analyze the planned flood discharge on the Walannae  River, located in Barang Village, Soppeng Regency. The analysis was conducted using  maximum daily rainfall data from the nearest station, which was then processed using the  rainfall frequency analysis method. The planned flood discharge was calculated using the  rational method and the synthetic unit hydrograph method according to the conditions of  the river basin. The analysis results show that the planned flood discharge increases with  the return period used. This information is expected to serve as a reference in flood control  planning and riverbank protection in the study area  Keywords: Flood Discharge, Walannae River, Rainfall Frequency, Watershed, Soppeng Regency