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  • Oregondigital df66q901h
    Downstream view of the rotary gate at the head of the Rosa irrigation ditch at the Rosa Dam
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  • 432. [Image] Rosa Dam
    Oregondigital df66q8949
    Rotary gates and spillway at Rosa Dam
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  • Oregondigital df66q837p
    Rock Island Dam
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  • Oregondigital df66q8354
    Rock Island Dam
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  • 435. [Image] Union Gap Diversion
    Oregondigital df66q935b
    Uppermost headgates on Union Gap Ditch. Union Gap Diversion
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  • 436. [Image] Rosa Dam
    Oregondigital df66q638j
    Downstream view of gates and spill at Rosa Dam. Fish ladder is at the extreme right
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