Laserfiche WebLink
Table AI.2 - Evaporative Depletions Year 2 (2012) <br />Month <br />January 0.03 44.50 0.43 0.30 1.03 23.05 1.99 <br />February 0.04 44.50 0.37 0.26 1.30 22.59 2.44 <br />March 0.06 44.50 1.17 0.82 1.63 22.14 3.00 <br />April 0.09 44.50 1.76 1.23 2.77 21.68 5.01 <br />May 0.12 44.50 2.30 1.61 3.73 21.23 6.60 <br />June 0.15 44.50 1.67 1.17 5.28 20.77 9.15 <br />July 0.15 44.50 1.56 1.09 5.58 20.32 9.45 <br />August 0.14 44:50 1.75 1.23 4.78 19.86 7.92 <br />September 0.10 44.50 0.99 • 0.69 3.76 19.41 6.08 <br />October 0.07 44.50 0.89 .0.62 2.49 18.96 3.94 <br />November 0.04 44.50 0.78 0.55 1.23 18.50 1.90 <br />December 0.03 44.50 0.52 0.36 0.97 18.05 1.46 <br />Notes <br />(1) (2) (3) (4) (5) (6) (7) <br />Gross Free Free Water Monthly Net <br />Surface Mean Effective Monthly Net Surface Volumetric <br />Monthly Fraction of Evaporation Rainfall Precipitation Evaporation Area Evaporation <br />Evaporation . [in] • [in.] [in.] [in] [acre] [acre -feet] <br />(1) = Monthly fraction of evaporation for elevations below 6500 ft from Guidelines <br />for Substitute Water Supply Plans. <br />(2) = Gross free water surface evaporation from NOAA Technical Report NWS 33 <br />(3) = Mean Rainfall - See AI.5 - <br />(4) = Effective Rainfall = 70% Mean Rainfall <br />(5) = Columns (1) x (2) - (4) <br />(6) = Total free water surface area of pit based on 5 acre/year backfill rate <br />(7) = Column (5)/12 x Column (6) <br />58.93 <br />