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Manteca (Station 70). <br />Deep Percolation = Precipitation - Evapotranspiration <br />2014 2018 <br />Month Precipitation (in) Evapotranspiration (in) Deep Percolation (in) Month Precipitation (in) Evapotranspiration (in) Deep Percolation (in) <br />Jan 0.43 1.90 Jan 2.85 1.02 1.83 <br />Feb 2.67 1.91 0.76 Feb 0.61 2.58 <br />Mar 1.89 3.49 Mar 1.94 3.08 <br />Apr 0.72 5.10 Apr 1.75 5.22 <br />May 0.00 7.46 May 0.09 6.94 <br />Jun 0.03 8.03 Jun 0.00 7.89 <br />Jul 0.00 7.82 Jul 0.00 8.34 <br />Aug 0.00 6.84 Aug 0.00 7.07 <br />Sep 0.50 5.21 Sep 0.02 5.54 <br />Oct 0.43 3.65 Oct 0.33 3.83 <br />Nov 1.16 1.64 Nov 2.15 1.92 0.23 <br />Dec 5.83 0.96 4.87 Dec 2.26 1.26 1.00 <br />Total 13.20 52.11 5.63 Total 12.00 54.69 3.06 <br />2015 2019 <br />Month Precipitation (in) Evapotranspiration (in) Deep Percolation (in) Month Precipitation (in) Evapotranspiration (in) Deep Percolation (in) <br />Jan 0.10 1,11 Jan 0.42 1.29 <br />Feb 0.89 1.97 Feb 3.55 1.78 1/7 <br />Mar 0.21 4.32 Mar 2.36 3.22 <br />Apr 1.14 5.69 Apr 042 5.27 <br />May 0.01 6.70 May 1.89 5.98 <br />Jun 0.06 7.73 Jun 0.01 7.99 <br />Jul 0.00 7.96 Jul 0.00 8.46 <br />Aug 0.01 7.09 Aug 0.00 7.65 <br />Sep 0.02 4.82 Sep 0.24 5.52 <br />Oct 0.18 3.75 Oct 0.00 4.12 <br />Nov 1.95 1.89 0.06 Nov 0.93 2.18 <br />Dec 2.14 1.24 0.90 Dec 3.22 1.05 2.17 <br />6/0 54.27 0.96 Total 13.00 54.51 3.94 <br />2016 2020 <br />Month Precipitation (in) Evapotranspiration (in) Deep Percolation (in) Month Precipitation (in) Evapotranspiration (in) Deep Percolation (in) <br />Jan 4.38 1.11 3.27 Jan 0.94 1.22 <br />Feb 0.50 2.59 Feb 0.03 3.07 <br />Mar 3.01 3.45 Mar 1.71 3.38 <br />Apr 222 5.23 Apr 1.03 5.32 <br />May 0.37 6.59 May 046 7.13 <br />Jun 0.00 7.98 Jun 0.02 8.25 <br />Jul 0.00 8.20 Jul 0.00 8.33 <br />Aug 0.00 6.88 Aug 0.01 6.96 <br />Sep 0.00 5.35 Sep 0.01 5.06 <br />Oct 2.17 2.84 Oct 0.01 3.77 <br />Nov 1.45 1.80 Nov 0.13 2.08 <br />Dec 2.07 1.22 0.135 Dec 1.83 1.35 0.48 <br />1620 53.24 4.12 Total 6.18 55.92 0.48 <br />2017 <br />Month Precipitation (in) Evapotranspiration (in) Deep Percolation (in) <br />Jan 5.50 1.09 4.41 <br />Feb 0.07 1.63 <br />Mar 1.41 3.69 <br />AP, 1.63 4.55 <br />May 0.09 7.13 <br />Jun 0.02 7/8 <br />Jul 0.00 8.35 <br />Aug 0.03 6.91 <br />Sep 0.00 4.90 <br />Oct 0.11 3.82 <br />Nov 0.74 1.60 <br />Dec 0.08 1.62 <br />Total 9.70 53.07 4.41 <br />*Data from Califomia Irrigation Management Information System (CIMIS) <br />Average Recharge (in) = 323 <br />Standard Deviation (in) = 1.9 <br />i) <br />2 <br />009109cile, 20191 <br />= <br />V N -1 <br />where (x1, 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 = 58 % <br />LIVE OAK <br />CEO ENVIRONMENTAL INC, <br />Recharge Calculation <br />(Manteca Station) <br />Sweeny Property <br />31296 E. Rossier Rd. <br />Escalon, CA <br />Plate No.: 13 <br />Project No: 2148 <br />Date: October 18, 2021