Haɗuwa da yanayin a kogi Maisa ambaliya cikin Tulsa, yankin Oklahoma sun haifar da ambaliyar ruwa akai-akai, musamman a kusa da koguna waɗanda galibi ke zubar da yankin. An kafa birnin a saman wani bluff akan kogin Arkansas. Don haka, tsayin ya kare yawancin mazaunan da dukiyoyinsu daga lalacewa lokacin da kogin ya yi ambaliya. Koyaya, ya zuwa ƙarshen karni na 20 haɓakar yawan jama'a ya matsa kusa da kogin, kuma filayen da ke yammacin Arkansas sun fara haɓaka suma. Ambaliyar ta saba haifar da asarar dukiya da kuma asarar rayuka. A cikin shekarata 1920s, ambaliyar ruwa na Arkansas na yanayi ya fara haifar da mummunar lalacewa da asarar rayuka. Tun lokacin da aka kafa shi, shugabannin birni sun amsa irin waɗannan abubuwan ta hanyar sake ginawa da maye gurbin dukiyoyin da aka lalata a wurin . Sai a shekarar 1970 gwamnatin birnin ta fara bullo da dabarun dakile ambaliyar ruwa ko kuma rage asarar dukiyoyi da kuma hana asarar rayuka. Wannan labarin ya bayyana wasu fitattun ambaliyar ruwa a Tulsa, sannan hanyoyin ragewa da dabarun sarrafawa waɗanda suka samo asali daga gare su.