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<br />Table C-l.--Comparison of Functions for Narrows Unit
<br />(1970 through 1983)
<br />
<br /> Addendum No. 2 Addendum to DPR Authorized
<br />Funct i on to DPR DPR 1976 1973 August 28, 1970 _
<br />Irrigation (acres) 287,070 287,070 287, 070 287,070
<br />Period of record ( '41-'77) ( '47-'74) ('47-'61) ( '47-'6l)
<br />(acre-f eet) 105,250 133,000 119,400 119,400
<br />M&I. (acre-feet) 21,850 deferred deferred deferred
<br />"
<br />Inflow design flood
<br />Volume 2,230,000Y 2,230,000Y 1,363,000Y 1,363,000
<br />Peak 497,000 497,000 344,000 344,000
<br />Storage
<br />Flood control 25-year 100-year 100-year 100-year
<br />(acre-feet) 233,000 475,000 475,000 475,000
<br />Joint-use
<br />- ( acre~f eet)- -- -- -none 75,000 75,000 ,- - - -- - -75 ;000--
<br />Recreat i on
<br />Vi sits
<br />Initi all l,190,0001 1,225,0001 340,0001 930,0001
<br />ultimate l,190,000b' 1 ,592 ,500ll l,250,000 1,225,000
<br />Acres :. l,340 970 2,820 2,820
<br />Fish and Wildlife
<br />Enh ancement
<br />Fi sh hatchery yes yes yes yes
<br />Jackson Lake no Federal yes yes yes
<br /> act i on
<br />Specific Fish and
<br />Wildlife Lands
<br />(acres) :. 6,758 7,170 3,520 3,520
<br />Endangered Species compliance compliance not required not required
<br /> i nit i ated initiated
<br />
<br />l; Based on 20-d ay vo 1 ume. -
<br />~ Assumes all recreation facilities will be available in the first year of
<br />groj ect operati on.
<br />1/ Estimated (30 percent growth).
<br />
<br />54
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