Kammala jumla mai zuwa: Ƙananan ma'auni tare da rikodin rikodin fiye da shekaru hamsin yana a Hermann, Missouri <unk> sama da bakin Missouri <unk> inda matsakaicin yawan shekara-shekara ya kasance daga 1897 zuwa 2010. Kimanin, ko 98.7% na ruwa, yana sama da Hermann. Matsakaicin shekara-shekara mafi girma ya kasance a 1993, kuma mafi ƙasƙanci ya kasance a 2006. Ƙarshen gudanawar ya bambanta har ma fiye da haka. Mafi girman zubar da ruwa da aka taɓa yin rikodin ya ƙare a ranar 31 ga Yuli, 1993, a lokacin
ambaliyar ruwa mai tarihi. Mafi ƙasƙanci, kawai <unk> wanda ya haifar da samuwar dam ɗin kankara <unk> an auna shi a ranar 23 ga Disamba, 1963.