Laserfiche WebLink
<br />TABLE 2: SUMMARY OF SIGNIFICANT EFFECTS OF ALTERNATIVE PLANS <br />MOAPA VALLEY SUBEVALUATION UNIT, NEVADA <br /> <br />ITEM <br /> <br /> ALTERNATIVES 1t1 <br /> FUTURE 111 <br />UNIT WITHOUT 2 <br />$1.000 288.0 1.807.1 2.064.6 <br />$1,000 288.0 2,031.3 3.596.4 <br />$1.000 ~ 112.1 111.1 <br />$1,000 600.0 3.9S0.0 5.773.1 <br />$1.000 ~ 446.1 506.8 <br />$1.000 775.0 4,396.6 6,279,9 <br /> <br />COST {ONE-TIME)1 <br /> <br />Onfarm Construction <br />Delivery System Construction <br />Eroston Control Construction <br /> <br />Total Construction <br />Technical Assistance (10 years) <br />Total Installation <br /> <br />ANNUAL COS~ <br />Inshl1ltl0n!J <br />Operation, Hatntenance and Rep'acement (OMIR) <br />Interest During Constructton2 <br />Fol1owuD TeChnical Assistance l25 years) <br />Total <br /> <br />$1.000 68.8 390.1 557.2 <br />$1.000 18.0 60.1 55.3 <br /> 48.8 187.9 253.5 <br />$1,000 -1H.. 17.5 17.5 <br />$1,000 153.1 655.6 883.5 <br /> <br />I <br />ANNUAL 8ENEFITS:- <br />S.11n1ty Reduction (Downstream)~ <br />Increased ~ff1cfency of Crop Production <br />Other Water Uses <br /> <br />$1.000 7.4 623.6 1.032.4 <br />$1,000 -0- 208.0 333.0 <br />$1,000 -1U... 90.8 198.0 <br />$1.000 19.9 922.4 1.563.4 <br />$1,000 -1L 451.0 764.3 <br />$1.000 29.6 1,373.4 2,327.7 <br />$1,000 -123.5 717.8 1,444.2 <br />tons/year -200 11.800 19.500 <br />m911 0.01 1.2 2.0 <br />acre-feet 400 2,900 5.000 <br />Icre.value B 21 21 <br />acre-value -0- 114 114 <br />gallons/year 670 1.000 <br /> <br />Subtotal <br />Benefits O~r1nQ Instal1at10n (10 Years) <br />Total <br /> <br />ANNUAL NET BENEFITS: <br />PHYSICAL EFFECTS <br /> <br />Salt Load Reduction 6 <br />Salt Concentration Reductio~ <br />Net Annual Increase of Water 1n River System <br /> <br />Wetland Habitat lost <br />Uplind H.bitat Gained <br /> <br />Ontarm Increue in Fossl1 Fuel <br />Requirement (Average Annual) <br /> <br />11 Alternative 1 . Use existing c.nal and lateral systems with major repairs. improve onfarm irrigation systems .nd <br />fnst.ll erosion control Measures. <br />II Alternative 2 - Improve canal. pipeline and lateral system onfarm irrigation systems and install erosion control measure.. <br />Minimum deep percolation and high irrigation effic1ency. <br />11 Compound interest at seven and three.e1ghths percent on expenditures (equal amounts) during the ten year installation period. <br />11 July 1980 price base. 25.year life and interest at seven and three-eighths percent. <br />~ Includes OlM, interest on OlM. and interest on the construction cost incurred during the Installation plriod. <br />!I Colorado River at Imperial Oa~. near Yuma. Arizona. <br /> <br />(!Clf)G"'9 <br />v "i.. I <br /> <br />vi <br />