Rubuta ci gaba don wannan sakin layi - A watan Yuni na shekara ta 2008 ne aka yi ambaliyar ruwa mafi muni da aka taɓa yi a yankin Waterloo <unk> Cedar Falls; wasu manyan ambaliyar ruwa sun haɗa da Babbar Ambaliyar Ruwa na 1993
Ka yi haƙuri. Tsarin sarrafa ambaliyar ruwa da aka gina a cikin 1970s-90s ya yi aiki sosai kamar yadda aka tsara.