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Big 4 Drainage Ditch (Canal)
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Hardin County, Iowa
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Boyer Ditch (Canal)
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Woodbury County, Iowa
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Bull Ditch (Canal)
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Dickinson County, Iowa
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Burcham Ditch (Canal)
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Harrison County, Iowa
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Cottonwood Ditch (Canal)
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Woodbury County, Iowa
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County Ditch Number 53 (Canal)
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Emmet County, Iowa
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County Line Ditch (Canal)
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Louisa County, Iowa
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Crane Outlet (Canal)
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Monona County, Iowa
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Cresaps Lateral Number 7 (Canal)
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Fremont County, Iowa
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Crocker Spur (Canal)
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Fremont County, Iowa
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Ditch Number 1 (Canal)
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Kossuth County, Iowa
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Ditch Number 10 (Canal)
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Page County, Iowa
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Ditch Number 102 (Canal)
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Humboldt County, Iowa
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Ditch Number 11 (Canal)
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Polk County, Iowa
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Ditch Number 11 (Canal)
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Worth County, Iowa
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Ditch Number 112 (Canal)
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Pocahontas County, Iowa
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Ditch Number 114 (Canal)
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Hamilton County, Iowa
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Ditch Number 12 (Canal)
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Calhoun County, Iowa
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Ditch Number 121 (Canal)
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Emmet County, Iowa
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Ditch Number 123 (Canal)
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Palo Alto County, Iowa
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Ditch Number 124 (Canal)
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Wright County, Iowa
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Ditch Number 13 (Canal)
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Worth County, Iowa
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Ditch Number 13 (Canal)
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Wright County, Iowa
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Ditch Number 130 (Canal)
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Wright County, Iowa
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Ditch Number 132 (Canal)
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Palo Alto County, Iowa
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