PENGARUH KARAKTERISTIK SUB-DAS GANGGANG TERHADAP BANJIR DI DESA NGULANAN KECAMATAN DANDER KABUPATEN BOJONEGORO

Windarti Eko, Rahayu Mujiyono, Anie Yulistyorini, Nugroho Suryoputro, Gilang Ifdi, Ngulanan Kecamatan, Dander Kabupaten, Bojonegoro Kata-Kata Kunci, Bentuk, Das Ganggang, Das Ganggang, Das Ganggang
2017 JURNAL BANGUNAN   unpublished
Abstrak: Studi ini bertujuan untuk mengetahui karakteristik sub DAS Ganggang berupa : (1) tata guna lahan, (2) topografi (Slope), (3) bentuk DAS, (4) kerapatan jaringan dan (5) kekasa-ran permukaan. Metode yang digunakan dalam studi adalah penelitian deskripsi yang didasar-kan observasi lapangan dan studi literatur. Hasil penelitian ini menunjukkan bahwa sub DAS Ganggang memiliki karakteristik : (1) tata guna lahan sebagian besar sawah (2) topografi ma-suk kategori datar (3) bentuk DAS radial
more » ... bentuk DAS radial (4) kerapatan jaringan sedang dan (5) kekasaran per-mukaan 0,2 mempengaruhi banjir Desa Abstract: The research was aimed to observe the characteristic of Ganggang sub-watershed in Bojonegoro regency. Several characterstics of Ganggang sub-watershed that observed in this study were (1) land use, (2) topography, (3) shape of the Ganggang sub-watershed, (4) local drainage system, and (5) land use coefficient. Field study observation and literature review were conducted to support this study. The results shown that Ganggang sub-watershed is characterized by several characteristics such as the majority of land use is paddy field, it has very flat topography, the sub-watershed is radial shape, it has medium drainage system, and land use coefficient of 0,2. These characteristics influence the regular flooding in Ngulanan, District Dander of Bojonegoro regency.
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