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Property Value UnitsDensity of mined product2750lb/yd3Density of granite4640lb/yd3Porosity 0.407Moisture content 14%Density of water 62.40lb/ft3MonthExposed area, in acresVolume of product mined, in cubic yardsWeight of mined product, in lbsVolume of water removed with mined material, in acre-feetVolume of water first fill, in acre-feetMonthly Free Water Surface Evaporation, in feet2Evaporative Depletions, in acre-feetFirst Fill Depletions, in acre-feetTotal monthly depletions[1] [2] [3] [4] [5] [6][7][8] [9] [10]April 0 0 0 0.00 0.00 0.37 0.00 0.00 0.00May 0 0 0 0.00 0.00 0.49 0.00 0.00 0.00June 0 0 0 0.00 0.00 0.59 0.00 0.00 0.00July 3.45 1000 2750000 0.04 0.37 0.62 2.14 0.41 2.55August 3.45 1000 2750000 0.04 0.37 0.55 1.90 0.41 2.31September 3.45 1000 2750000 0.04 0.37 0.41 1.41 0.41 1.82October 3.45 0 0 0.00 0.00 0.29 1.00 0.00 1.00November 3.45 0 0 0.00 0.00 0.16 0.55 0.00 0.55December 3.45 0 0 0.00 0.00 0.12 0.41 0.00 0.41January 3.45 0 0 0.00 0.00 0.12 0.41 0.00 0.41February 3.45 0 0 0.00 0.00 0.14 0.48 0.00 0.48March 3.45 0 0 0.00 0.00 0.23 0.79 0.00 0.79Total-- 3000 8250000 0.12 1.10 4.09 9.11 1.22 10.33[4] = [3] x (density of product)[5] = [4] x (mositure content 4%) ÷ (density of water) ÷ 43560 cu. ft./AF[7] From Table 1[8] = [2] x [7][9] = [5] + [6][10] = [8] + [9]Table 2 - Builder's Aggregate Projected 2017 DepletionsConstants1 Hydraulic dredging operation sorts gravels in place and allows excess water and undersized materials to return to pond immediately during processing. Water removed only results from wetted surface area of mined materials. Modified from 2% to 4% to expidite processing of SWSP.2 Based on CDSS digitized contour lines from NOAA Atlas 33 Gross evaporation.