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<br />TABLE 2 <br /> <br />EFFECT OF RULE CURVE <br /> <br />STUDY IIUi'1BER <br /> <br />36 <br /> <br />16 <br /> <br />25R <br /> <br />32 <br /> <br />28 <br /> <br />Minimum Release from Upper Basin Mil.Ar/Yr. <br /> <br />8.25 <br /> <br />8.25 <br /> <br />8.25 <br /> <br />8.25 <br /> <br />8.25 <br /> <br />Upper Basin Rule Curve Probability, percent <br /> <br />o <br /> <br />90.5 <br /> <br />95.2 <br /> <br />98.4 <br /> <br />98.4+ <br /> <br />. Lake Mead rule elev. above which additional <br />Lower Basin use assumed <br /> <br />1190 <br /> <br />1190 <br /> <br />1190 <br /> <br />1190 <br /> <br />1190 <br /> <br />Lake Mead rule e1ev. below which Lower Basin <br />shortage assumed <br /> <br />1100 <br /> <br />1100 <br /> <br />1100 <br /> <br />1100 <br /> <br />1100 <br /> <br />Lake Mead demand - 1970 thru 1979, 1000 Ar/Yr. 8400 <br /> <br />8400 <br /> <br />8400 <br /> <br />8400 <br /> <br />8400 <br /> <br />Lake Head demand - 1980 and after, 1000 Ar/Yr. 9500 <br /> <br />9500 <br /> <br />9500 <br /> <br />9500 <br /> <br />9500 <br /> <br />Upper Basin depletion schedule <br /> <br />Base <br /> <br />Base <br /> <br />Base <br /> <br />Base <br /> <br />Base <br /> <br />Reference to previous paragraph breakdown <br /> <br />(a) <br /> <br />(b) <br /> <br />(c) <br /> <br />(d) <br /> <br />(e) <br /> <br />Se'l.uence No. :.-.~ 1931 through 19!;1 <br />Year 2000 Content, Lake Powell 1000 Ar 5,705 5-,465 5,865 '1;475 9,600 <br />Year 2000 Content, Lake Head 1000 Ar 9,824 9,844 9,787 9,468 9,107 <br />~-year average in 1000 Ar <br />Additional Upper Basin Use After 1968 1,298 1,299 1,298 1,298 1,298 <br />Lake POlo/ell Release 8,903 8,906 8,895 8,811 8,696 <br />Lower Bas in Use (Inc. Mexico & Surplus) 8,916 8,916 8,910 8,840 8,759 <br />Lower Basin Waste (Unusable Spill) 0 b 0 0 0 <br />Lower Basin Uses Above 7 1/2 MAF 0 0 0 0 0 <br />Lower Basin Shortage in 7 1/2 MAF (CAP) 60 60 66 135 217 <br />31-year aver~e in HKWH <br />Upper Basin Energy 4,863 4,865 4,863 4,841 4,855 <br />Lower Basin Energy 4,796 4,800 4,791 4,748 4,551Y <br /> 1/ \loover below elevation 1083 part t irne from 1998-2000. <br /> 9 <br />