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Hazard Level and Risk of Mount Marapi Cold Lava Flood Disaster Based on Geographic Information System (Gis) in Tanah Datar Regency, West Sumatra, Indonesia binti Muhammad Yusoff, Safiah Yusmah; Rahadhatul Aisy; Rosmadi bin Fauzi; Daniel Friess; Aprizon Putra
Sumatra Journal of Disaster, Geography and Geography Education Vol. 9 No. 2 (2025): Sumatra Journal of Disaster, Geography and Geography Education (SJDGGE) (Decemb
Publisher : Sumatra Journal of Disaster, Geography and Geography Education

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24036/sjdgge.v9i2.712

Abstract

Cold lava floods are a significant threat in the area around Mount Marapi, West Sumatra, Indonesia. Flows of volcanic material carried by rain after an eruption can cause major damage to settlements, farmland, and infrastructure. Geographic Information System (GIS) technology is a very effective tool to identify the level of danger and risk of this disaster. This article examines a GIS-based approach in the assessment of the hazards and risks of cold lava floods in Tanah Datar Regency. The mapping shows a flood path in the watershed from the slopes of Mount Marapi, with a high-risk area of 27,480 hectares within 300 meters of the riverbank. Risk analysis shows that low-risk areas include 6,889.28 hectares, medium-risk 8,496.71 hectares, and high-risk 3,999.63 hectares, spread across several sub-districts.
Co-Authors - Ilham A. Riza Farhan Abdul Hadi Putra Abdul Razak Abellia Fanny Aldeta Aditya Herfianda Aditya Saputra Adli Attamimi Agustian, CH. andi, febriandi Apriadi Agussalim Arlius Arlius, Arlius Arman A Azhari Syarief Baqi, Ahmad Iqbal Bayu Wijayanto binti Muhammad Yusoff, Safiah Yusmah Cipta Estri Sekarrini Damanhuri, Harfiandri Daniel Friess Deded Chandra Dedi Hermon DEFITA, NILA RAHMAD Dian Adhetya Arif dion, nofrion Dwi Marsiska Driptufany Efriyeldi, Efriyeldi Eni Kamal Eni Kamal Eri Barlian Erianjoni Erianjoni Fadhilah, Lamis Tharra Fajrin Fajrin Fitriandhini, Dwi Fredinan Yulianda Fuji Astuti Febria Gunardi Kusumah Gunardi Kusumah Gunardi Kusumah H L Salim Hadi Sofyan Handayuni, Linda Heldi Heldi, Heldi Helfia Edial Hendry Frananda, Hendry Henny Yulius Herdiana Mutmainah Herdiana Mutmainah, Herdiana Husrin, Semeidi Ilham . Ilham Ilham Ilham Ilham Ilham, Ilham Indang Dewata irwan meilano Iswandi U Iswandi Umar Jaya Kelvin Koko Ondara Kusumah, Gunardi Lailatur Rahmi Lia Hasmita Lionar, Uun M Ramdhan Maulidna, Firma Memo Memito Mira Hasti Hasmira Muhammad Hidayat Mulya Gusman Mustapha, Muzzneena Ahmad Nia Naelul Hasanah Nita Yuanita Nova, Sari Novitri, Awinda Nurfadhilla Nurfadhilla Nurul Rahmadilla Edgar Oktorie, Olivia Olivia Oktorie Onsardi, Onsardi Osronita Osronita Prabowo, Aris Pratama, Roka Putri, Sri Kandi Rachrin, Rachma Deli Radha Karina Putri Rahadhatul Aisy Rahmadi Prasetijo Ramadhan, Riski Rammadani Yusran Randu Prayoga Putra Ratna Wilis Rery Novio Roka Pratama Rosmadi bin Fauzi Rusdi Rusdi Semeidi Husrin Semeidi Husrin Semeidi Husrin Semeidi Husrin Semeidi Husrin Semeidi Husrin Semeidi Husrin Semeidi Husrin Semeidi Husrin Semeidi Husrin Serly Mutia Sari Shintia Franzela Sri Mariya Suparno . T A Tanto Tanto, Try Al Tanto, Try Al Tasa Anike Triyatno Triyatno Triyatno Triyatno Triyatno, . Try Al Tanto Try Al Tanto Try Al Tanto Try Al Tanto Try Al Tanto Try Al Tanto Try Al Tanto, Try Try Al Tanto, Try Al Ulung Jantama Wisha Ulung Jantama Wisha Ulung Jantama Wisha Ulung Jantama Wisha Umar, Iswandi Widodo S Pranowo Widodo S Pranowo Widodo S. Pranowo Widya Prarikeslan Wilson Novarino Wisha, Ulung Jantama Yulius Yulius Yunhendri Danhas Yurni Suasti Zaim, Ryanda Luthfi Zuhrita, Anissa