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<br />. <br /> <br />w <br />I-' <br /> <br />. <br /> <br />Table 19.--Historic water utilization, farm headgate and river headgate requirements for <br />North Sterling Irrigation District and the Narrows Service Area - study period <br />1947-1961. <br /> <br /> North Sterling <br /> Irri~tion District Narrows Unit <br />Item Acr'e feet Acre feet <br /> Acres 1/ Total Per acre Acres 1/ Total Per acre <br />Historic farm head gate supply <br />Irrigated land 29,557 40,200 1.36 134,593 219.liOO 1. 63 Y <br />Nonirrigated land 13.940 19 591 <br />Total 43,497 154,184 <br />Farm headgate shortage <br />Irrigated land 29,557 22,500 0.76 134,593 71,500 0.53 <br />Konirrigated land 13 940 29 600 2/ 2.12 19 591 I/l.JOO 2/2,13 <br />Totals 43,497 52,000 154,184 U3,200 <br />River headgate requirement <br />Irrigable land 43,497 94,000 154,194 112.800 <br /> <br />Ratio of river headgate to <br />farm head gate requirements <br /> <br />1.80 to 1.00 <br /> <br />1.61 to 1.00 <br /> <br />. <br /> <br />I.....'~ <br />e,;! <br />t;; <br />"'..1 <br /> <br />1/ Land Classes 1, 2 and 3 <br />2/ Theoretical farm he ad gate requirement <br />l' These differences are due to the weighting effect of irri~ated and nanirrilltated land under dit~ <br />