Flood Hazard Zoning-mapping in Sigi District Central Sulawesi Using Geographic Information System
Journal of Geography, Environment and Earth Science International · pp. 84–93 · Published 14 Mar 2020
10.9734/jgeesi/2020/v24i130196Abstract
Flooding is a disaster that every year occurred in Sigi District. The research purpose is finding out the flood hazard zoning in the Sigi District. The type of research is descriptive qualitative, with a region complex approach. The variables used are slope, soil type, rainfall, and land use. Data analysis used overlay, scoring, and layout techniques. The result showed that Mapping of flood hazard zoning in Sigi Districts is divided into four zones, namely; 1) Zone IV is a zone with a very high level of flood hazard category, this zone has an area of 24505.62 Ha or 4.82%; 2) zone III, namely the zone with Danger flood hazard category has an area of 131587.86 Ha or 25.91%; 3) zone II, which is in the less dangerous category has an area of 350605.76 Ha or 69.03%; zone I with the non-hazardous category has an area of 1193.62 Ha or 0.24%.
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