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About This Dataset
広島市における令和3年7月に改正された水防法の第14条の2に基づき、想定し得る最大規模の降雨より想定される内水氾濫の浸水区域（雨水出水浸水想定区域）です。
広島市HP（雨水出水浸水想定区域図）
https://www.city.hiroshima.lg.jp/living/suido-gesuido/1005966/1026319/1026321/1049197.html
| Title | Rainwater Flood Inundation Assumption Map |
| Organization | Hiroshima City Hall |
| Creator | Dobox |
| Released Date | 2026-09-15 |
| Frequency of Data Creation | Irregular |
| Group | Disaster prevention/safety |
| Tag | Others |
| Management System | Hiroshima Prefectural Government |