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Staten Island (Station 242)' <br />Deep Percolation = Precipitation - Evapotranspiration <br />zu1b <br />Precipitation (in) Evapotranspiration <br />(in) Deep Percolation (in) <br />Jan <br />Month <br />Precipitation (in) Evapotranspiration (in) <br />Deep Percolation (in) <br />Jan <br />4.89 <br />1.21 <br />3.68 <br />Feb <br />0.89 <br />2.77 <br />6.57 <br />Mar <br />6.09 <br />3.5 <br />2.59 <br />Apr <br />1.43 <br />5.63 <br />0.00 8.09 <br />May <br />0.27 <br />6.59 <br />Jul <br />Jun <br />0.00 <br />7.97 <br />Oct <br />Jul <br />0.00 <br />8.39 <br />2.53 2.09 <br />Aug <br />0.00 <br />7.05 <br />1.47 <br />Sep <br />0.00 <br />5.64 <br />'Data from California Irrigation Manaqement Information <br />Oct <br />5.78 <br />3.01 <br />2.77 <br />Nov <br />1 A <br />1.76 <br />1.02 <br />Dec <br />4.28 <br />1.35 <br />2.93 <br />Total <br />25.00 <br />54.87 <br />11.97 <br />zuv <br />Precipitation (in) Evapotranspiration <br />(in) Deep Percolation (in) <br />Jan <br />Month <br />Precipitation <br />(in) Evapotranspiration (in) Deep Percolation (in) <br />Jan <br />12.68 <br />1.17 <br />11.51 <br />Feb <br />8.22 <br />1.65 <br />6.57 <br />Mar <br />2.54 <br />3.81 <br />Jun <br />Apr <br />2.58 <br />4.42 <br />0.00 8.09 <br />May <br />0.06 <br />7.51 <br />Jul <br />Jun <br />0.06 <br />7.98 <br />Oct <br />Jul <br />0.00 <br />8.34 <br />2.53 2.09 <br />Aug <br />0.00 <br />7.21 <br />1.47 <br />Sep <br />0.00 <br />5.42 <br />'Data from California Irrigation Manaqement Information <br />Oct <br />0.15 <br />4.5 <br />Dec <br />Nov <br />2.56 <br />1.54 <br />1.02 <br />Dec <br />0.07 <br />1.91 <br />Total <br />28.90 <br />55.46 <br />19.10 <br />Month <br />Precipitation (in) Evapotranspiration <br />(in) Deep Percolation (in) <br />Jan <br />5.76 0.94 <br />4.82 <br />Feb <br />0.16 3 <br />1.64 <br />Mar <br />2.34 3.1 <br />3.07 <br />Apr <br />0.49 4.86 <br />Apr <br />May <br />0.19 6.96 <br />Jun <br />0.00 8.42 <br />5.86 <br />Jul <br />0.00 8.09 <br />0.00 <br />Aug <br />0.01 6.29 <br />Jul <br />Sep <br />0.01 5.59 <br />Oct <br />0.02 4.33 <br />7.43 <br />Nov <br />2.53 2.09 <br />0.44 <br />Dec <br />2.82 1.35 <br />1.47 <br />Total <br />14.30 55.02 <br />6.73 <br />'Data from California Irrigation Manaqement Information <br />System (CIMIS) <br />Average Recharge= 9.42 <br />Standard Deviation (//in) = 7.0 <br />1\xi - 2)2 <br />3 = � <br />N-1 <br />where (xi, x2, .., Xn) are the observed values of the sample items, x bar is the mean <br />value of these observations, and N is the number of observations in the sample. <br />Percent Error= Standard Deviation / mean' 100% <br />Percent Error= 74 <br />Month <br />Precipitation (in) Evapotranspiration (in) Deep Percolation (in) <br />Jan <br />3.52 <br />1.28 <br />2.24 <br />Feb <br />6.93 <br />1.64 <br />5.29 <br />Mar <br />3.07 <br />3.29 <br />Apr <br />0.85 <br />5.06 <br />May <br />2.79 <br />5.86 <br />Jun <br />0.00 <br />8.13 <br />Jul <br />0.00 <br />8.26 <br />Aug <br />0.00 <br />7.43 <br />Sep <br />0.15 <br />5.65 <br />Oct <br />0.00 <br />4.71 <br />Nov <br />0.63 <br />2.33 <br />Dec <br />2.76 <br />0.98 <br />1.78 <br />Total <br />20.70 <br />54.62 <br />9.31 <br />Month Precipitation (in) Evapotranspiration (in) Deep Percolation (in) <br />Jan 1.00 1.26 <br />Feb 0.02 3.34 <br />Mar 2.02 3.45 <br />Apr 2.12 5.26 <br />May 0.31 7.28 <br />Jun 0.04 8.18 <br />Jul 0.01 8.29 <br />Aug 0.02 7.08 <br />Sep 0.00 5.42 <br />Oct 0.01 4.32 <br />Nov 0.34 2.40 <br />Dec 1.23 1.57 <br />Total 7.12 57.85 0 <br />P Recharge Calculation Plate No.: 12 <br />(Staten Island Station) Project No: 2151 <br />Vidauri Property <br />LIVE OAK 13180 N. Jack Tone Rd. Date: September 29, 2021 <br />GEO ENVIRONMENTAL INC. Lodi, CA <br />