An kwashe kusan mutane 200.000 saboda hatsarin ambaliyar madatsar ruwa ta Oroville

Jami'ai a Kalifoniya sun umarci mazauna kusa da daya daga cikin manyan madatsun ruwa a Amurka kwashe mazauna yankin, bayan da wani yanki na Oroville Auxiliary Spillway ya kusan faɗuwa.

Dam wanda ke da nisan kilomita 250 arewa maso gabashin San Francisco kuma yana da rushewar tsarin wannan magudanar na iya haifar da sakin ruwa daga Tafkin Oroville. A wannan lokacin, hanyar kwararar ruwa ta taimako ne kawai a madatsar ruwa ta Oroville tana cikin barazanar rugujewa.

Abin da ya sa garuruwan Oroville, Palermo, Gridley, Thermalito, South Oroville, Oroville Dam, Oroville Easy da Wyandotte suka kasance yayi umarni da a kwashe na mazaunanta kafin yiwuwar aukuwar bala'i.

Dalilin faɗakarwar shine gano rami a cikin madatsar ruwan kuma cewa mahukuntan wurin suna kokarin toshe ramin da jakunkunan duwatsu don kokarin rage matakin ruwa na Tafkin Oroville, kuma ta haka ne zai iya rage matsin lambar da malalar mai ke fama da shi a halin yanzu.

2.831 cubic mita na ruwa a kowace dakika za a sake shi ta hanyar lalacewar malalar da nufin bushe tafkin. An nuna hanyar kwararar gaggawa don iya daukar kusan mita dubu 6.000 na dakika biyu, amma ya fara nuna alamun rauni a ranar Lahadi.

Ruwa ya fara malalawa a maɓuɓɓugar malalen gaggawa a Oroville Dam ranar Lahadi. a karon farko cikin shekaru 50 na tarihi bayan ruwan sama kamar da bakin kwarya.

A halin yanzu ba a san musabbabin hakan ba don wani abu makamancin haka ya faru. Tafkin Oroville na daya daga cikin manya manyan tabkuna da mutum ya gina kuma babban madatsar ruwa mai tsawon mita 234 ita ce mafi girma a kasar. Tabkin yana tsakiyar cibiyar samar da ruwa ta California, yana samar da ruwa don aikin noma zuwa kwarin Central da mazauna da kuma kasuwanci a Baja California.


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