Muaj pes tsawg lub dams nyob ntawm Columbia River hauv Washington?
Muaj pes tsawg lub dams nyob ntawm Columbia River hauv Washington?

Video: Muaj pes tsawg lub dams nyob ntawm Columbia River hauv Washington?

Video: Muaj pes tsawg lub dams nyob ntawm Columbia River hauv Washington?
Video: Columbia Basin Agate Hunting: Fir Rd. 2024, Kaum ib hlis
Anonim

60 dauv

Ib yam li ntawd, muaj pes tsawg lub dams nyob ntawm Columbia River hauv Washington xeev?

Niaj hnub no lub ntsiab qia ntawm lub Columbia River muaj 14 dams , ntawm no peb yog nyob rau hauv Canada thiab 11 nyob rau hauv lub US. Plaub lub ntsiab dams thiab plaub tus nab qa Dej dams muaj cov xauv navigation kom tso cai rau nkoj thiab nkoj hla dej hiav txwv mus txog Lewiston, Idaho.

Tsis tas li ntawd, muaj pes tsawg lub dams nyob hauv Washington xeev? 1166 dauv

Qhov thib ob, puas muaj cov dams ntawm Columbia River?

Columbia River Lub phiab Dams . Nyob ntawd muaj ntau tshaj 250 reservoir thiab nyob ib ncig ntawm 150 hydroelectric tej yaam num hauv lub pas dej, suav nrog 18 lub ntsiab dams ntawm Columbia thiab nws lub ntsiab tributary, tus nab Dej.

Thaum twg cov dams ua rau ntawm tus dej Columbia?

Kev tsim kho pib ntawm Grand Coulee thiab Bonneville, ob qho tib si ntau lub hom phiaj dams, hauv 1933; Bonneville tau ua tiav hauv 1938 thiab Grand Coulee hauv 1941 . Cov dams loj kawg ua tiav hauv Columbia system yog Lower Granite ntawm Snake River thiab Libby ntawm Kootenai, ob qho tib si hauv xyoo 1975.

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