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Manteca (Station 70)• <br />Deep Percolation = Precipitation - Evapotranspiration <br />Month <br />Precipitation (in) <br />Evapotranspiration (in) Deep Percolation n) <br />Jan <br />0.43 <br />1.90 <br />Feb <br />2.67 <br />1.91 0.76 <br />Mar <br />1.89 <br />3.49 <br />Apr <br />0.72 <br />5.10 <br />May <br />0.00 <br />7.46 <br />Jun <br />0.03 <br />8.03 <br />Jul <br />0.00 <br />7.82 <br />Aug <br />0.00 <br />6.84 <br />Sep <br />0.50 <br />5.21 <br />Oct <br />0.43 <br />3.65 <br />Nov <br />1. 16 <br />1.64 <br />Dec <br />5.83 <br />0.96 4.87 <br />Total <br />13.20 <br />52.11 5.63 <br />..IMonth <br />Precipitation (in) <br />Evapotranspiration (in) Deep Percolation (in)' <br />Jan <br />0.10 <br />1.11 <br />Feb <br />0.89 <br />1.97 <br />Mar <br />0.21 <br />4.32 <br />Apr <br />1.14 <br />5.69 <br />May <br />0.01 <br />6.70 <br />Jun <br />0.06 <br />7.73 <br />Jul <br />0.00 <br />7.96 <br />Aug <br />0.01 <br />7.09 <br />Sep <br />0.02 <br />4.82 <br />Oct <br />0.18 <br />3.75 <br />Nov <br />1.95 <br />1.89 0.06 <br />Dec <br />2.14 <br />1.24 0.90 <br />Total <br />6.70 <br />54.27 0.96 <br />Month <br />Precipitation (in) <br />Evapotranspiration (in) Deep Percolation (in) <br />Jan <br />4.38 <br />1.11 3.27 <br />Feb <br />0.50 <br />2.59 <br />Mar <br />3.01 <br />3.45 <br />Apr <br />2.22 <br />5.23 <br />May <br />0.37 <br />6.59 <br />Jun <br />0.00 <br />7.98 <br />Jul <br />0.00 <br />8.20 <br />Aug <br />0.00 <br />6.88 <br />Sep <br />0.00 <br />5.35 <br />Oct <br />2.17 <br />2.84 <br />Nov <br />1.45 <br />1.80 <br />Dec <br />2.07 <br />1.22 0.85 <br />Total <br />16.20 <br />53.24 4.12 <br />AuIf <br />Month <br />Precipitation (in) <br />Evapotranspiration (in) Deep Percolation (in) <br />Jan <br />5.50 <br />1.09 4.41 <br />Feb <br />0.07 <br />1.63 <br />Mar <br />1.41 <br />3.69 <br />Apr <br />1.63 <br />4.55 <br />May <br />0.09 <br />7.13 <br />Jun <br />0.02 <br />7.78 <br />Jul <br />0.00 <br />8.35 <br />Aug <br />0.03 <br />6.91 <br />Sep <br />0.00 <br />4.90 <br />Oct <br />0.11 <br />3.82 <br />Nov <br />0.74 <br />1.60 <br />Dec <br />0.08 <br />1.62 <br />Total <br />9.70 <br />53.07 4.41 <br />'Data from California Irrigation Management Information System (CIMIS) <br />Average Recharge (in) = 3.21 <br />Standard FN -- <br />Deviation (in) = 1.7 <br />- i I (Wllrp d.. 2019) <br />where {xt, 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= 54% <br />IV'Month <br />Precipitation (in) Evapotranspiration <br />(in) Deep Percolation (in) <br />Jan <br />2.85 1.02 <br />1.83 <br />Feb <br />0.61 2.58 <br />Mar <br />1.94 3.08 <br />Apr <br />1.75 5.22 <br />May <br />0.09 6.94 <br />Jun <br />0.00 7.89 <br />Jul <br />0.00 8.34 <br />Aug <br />0.00 7.07 <br />Sep <br />0.02 5.54 <br />Oct <br />0.33 3.83 <br />0.23 <br />Nov <br />2.15 1.92 <br />0.23 <br />Dec <br />2.26 1.26 <br />1.00 <br />Total <br />12.00 54.69 <br />3.06 <br />=,Month Precipitation (in) Evapotranspiration (in) Deep Percolation (in) <br />Jan 0.42 1.29 <br />Feb 3.55 1.78 1.77 <br />Mar 2.36 3.22 <br />Apr 0.42 5.27 <br />May 1.89 5.98 <br />Jun 0.01 7.99 <br />Jul 0.00 8.46 <br />Aug 0.00 7.65 <br />Sep 0.24 5.52 <br />Oct 0.00 4.12 <br />Nov 0.93 2.18 <br />Dec 3.22 1.05 2.17 <br />Total 13.00 54.51 3.94 <br />-Month Precipitation (in) Evapotranspiration (in) Deep Percolation (in) <br />Jan 0.94 1.22 <br />Feb 0.03 3.07 <br />Mar 1.71 3.38 <br />Apr 1.03 5.32 <br />May 0.46 7.13 <br />Jun 0.02 8.25 <br />Jul 0.00 8.33 <br />Aug 0.01 6.96 <br />Sep 0.01 5.06 <br />Oct 0.01 3.77 <br />Nov 0.13 2.08 <br />Dec 1.83 1.35 0.48 <br />Total 6.18 55.92 0.48 <br />=Month <br />Precipitation (in) Evapotranspiration <br />(in) Deep Percolation (in) <br />Jan <br />0.69 1.48 <br />Feb <br />0.47 2.47 <br />Mar <br />0.96 3.91 <br />Apr <br />0.05 6.09 <br />May <br />0.017.86 <br />Jun <br />0.01 8.05 <br />Jul <br />0.01 8.21 <br />Aug <br />0.016.90 <br />Sep <br />0.01 5.57 <br />Oct <br />3.57 3.34 <br />0.23 <br />Nov <br />0.52 1.49 <br />Dec <br />3.90 1.09 <br />2 8 <br />Total <br />10.21 56.46 <br />3.04 <br />Recharge Calculation Plate No.: 12 <br />(Manteca Station) Project No: 2226 <br />Matthews Property <br />LIVE OAK 19319 E. Oakwood Rd. Date: May 24, 2022 <br />GEO ENVIRONMENTAL INC. Stockton, CA <br />