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<br />I' fl "' -. / ~ <br />; lJu .. <br /> <br />List of Tables <br /> <br />4-' <br /> <br />4-2 <br /> <br />Estimated direct benefits/costs for selected proposed water <br />projects. . . . . . .... .. . . . . . .. ........ <br />Impacts on gross state product, personal income. employment and <br />population for selected proposed water projects. ...... <br /> <br />Page <br /> <br />...4-'8 <br /> <br />. .4-'9 <br /> <br />List of Figures <br /> <br />2-1 <br />2-2 <br /> <br />2-3 <br /> <br />2-4 <br />2-5 <br />2-6 <br />3-' <br />3-2 <br />3-3 <br />3-4 <br /> <br />3-5 <br /> <br />3-6 <br /> <br />3-7 <br />3-8 <br />3-9 <br /> <br />3-10 <br /> <br />Mean annual precipitation in inches. 1900-1979. <br />Annual average departures from average annual precipitation <br />in Nebraska, '850-'982. ......... . . .. ........ . . ............2.2 <br />Townships with significant water level declines since <br />pre-development. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . , . . . . . . . .. .... .. 2-4 <br />Maximum irrigation development based upon land suitability. . . . . . . . .2-5 <br />Groundwater in storage in the principal groundwater reservoir . . . . .. 2.6 <br />Opportunities for specific uses of supplemental water by basin. . .. .2.7 <br />Discharge of the principal rivers. water year 1975. .. .. ....... . .......3.2 <br />Losing reaches of streams. . . . . . . . . . . . . . . . . . . . .. ........... ... .....3-4 <br />Townships with significant water level rises since predevelopment. . . . . . . . .3-6 <br />Townships where groundwater in storage exceeds 200-year <br />requirement of maximum projected irrigation development <br />(demand rate equals 150 acre feet/year per well equivalent). <br />Townships where groundwater in storage exceeds 200-year <br />requirements of maximum projected irrigation development <br />(demand rate equals 90 acre feet/year per well equivalent). . . . . . . <br />Proposed sites and existing facilities for storage of 1,000 <br />acre~feet or more in Nebraska. . . . . ... . . . . . . . .. .. ...... <br />Underground water areas. . _.. .... . ... . . . . . . . . <br />Generalized depth to water. .... .... ...... .. ..... <br />Thickness of unsaturated coarse materials. predevelopment <br />conditions .............. ... . . .._ <br />Townships containing areas of significant water level changes <br />since predevelopmenl . . . . . . . . . .. ... <br /> <br />Page <br /> <br />.2-' <br /> <br />..... .3-7 <br /> <br />3-8 <br /> <br />. .3-9 <br />.... .3-11 <br />. .... .3-12 <br /> <br />....3-'3 <br /> <br />... .... .. .3-14 <br />