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<br />, <br /> <br />I' <br /> <br />, <br /> <br />..... o' .'"' <br />1. J.,- \~, <br /> <br />IRRIGATION <br /> <br />Narrows Unit <br />January 1967 <br /> <br />Irrigable Lands (acres) <br />Class 1 Class 2 Class 3 Total <br /> <br />Item <br /> <br />Irrigated <br />Intermittently irrigated <br /> <br />62,830 <br />1,325 <br /> <br />64,155 <br /> <br />Total <br /> <br />Elevation of project lands <br />Growing season <br /> <br />Crop consumptive-use reqmt. av.ann. <br />Effective precipitation, avo ann. <br />Farm headgate requirement avo ann. <br /> <br />56,980 24,095 143,905 <br />10,415 10,725 22,465 <br />67,395 34,820 166,370 <br />4330 to 3450 <br />144 days <br />Subbasin B* Subbasin C* <br /> <br />2.21 ac.-ft./ac <br />0.77 " " " <br />2.34 II II " <br /> <br />2.23 ac.-ft./ac <br />0.96 II II II <br />2.12 " II 11 <br /> <br />Av. annual river headgate shortage <br />First supplemental water to be applied <br />Av. annual salable supplemental water at <br />Narrows Dam <br /> <br />1.18 ac. -ft./ac <br />Tenth year <br /> <br />119,400 ac.-ft. <br /> <br />* Subbasin B comprises lands under three ditches diverting <br />water upstream from Fort Morgan which serve 16.6 percent <br />of the irrigable land in the conservancy district. Sub- <br />basin C includes the remaining 83.4 percent of the irrigable <br />lands in the district <br /> <br />4 <br />