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SCHEDULE W-CA <br />Page 2 <br /> <br />D. Adjustment Method <br /> <br />Computation of the amount of commodity adjustment <br />scheduled for implementation in fiscal year 1992-93 is <br />illustrated in the following example. <br /> <br />OCWD replenishment Assessment to be implemented July 1, <br />1992 = $60 per acre-foot. (No anticipated change in <br />electricity charges) <br /> <br />MWD charge for imported water to be implemented July 1, <br />1992 = $322 per acre-foot. <br /> <br />75% groundwater and 25% imported water shall be used in <br />fiscal year 1992-93. <br /> <br />1992-93 cost of water = [.75 x ($60 + $60)] + [.25 x $322) <br />$170.50 per acre-foot which effective July 1, 1992 becomes new <br />baseline cost of water. <br /> <br />1992-93 commodity adjustment = $170.50 -$148.50 = $22.00 <br />increase per acre-foot. <br /> <br />One acre-foot = 43,560 cubic feet = 435.60 billing units <br /> <br />1992-93 commodity adjustment per water billing unit (100 cubic <br />feet) <br /> = $22.00 per acre-foot / 435.6 billing units per <br /> acre-foot <br /> = $0.051 per billing unit <br /> <br />The percentage of water to be pumped and the percentage <br />to be purchased shall be established by the Executive <br />Director of the Public Works Agency prior to May 1 of <br />each year based on the Basin Production Percentage <br />assigned to the city of Santa Ana by OCWD. <br /> <br />The amount of the commodity adjustment and the data <br />elements used to compute the commodity adjustment shall <br />be shown in the "Commodity Adjustment Summary" each time <br />the commodity adjustment is implemented, beginning with <br />fiscal year 1992-93. <br /> <br />E. Application of Commodity Adjustment <br /> <br />Prior to May 31, of each year, the Public Works Agency shall <br />prepare the necessary calculations and rate schedule changes <br />based on commodity rate adjustments to become effective the <br />following fiscal year on July 1. <br /> <br /> <br />