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Tracy Pumping Plant(Station 70)' <br /> Ripon(Station 249)" <br /> Deep Percolation=Preapdalion Avg Evapotranspirat!on <br /> 2017 <br /> Month Precipitation(in)' Evapotranspiration(in)" Deep Percolation(in) <br /> Jan 6.61 1 96 465 <br /> Feb 5.29 2 73 2 56 <br /> Mar 1.53 393 <br /> Apr 1,80 496 <br /> May 0.03 762 <br /> Jun 0.04 8.47 <br /> Jul 0.00 895 <br /> Aug 0.00 7.33 <br /> Sep 0.00 550 <br /> Oct 0.09 424 <br /> Nov 1.07 18 <br /> Dec 0.06 1.83 <br /> Total 16"2 59 33 7.21 <br /> 2018 <br /> Month Precipitation(in)' Evapotranspiration(m)^ Deep Percolation(in) <br /> Jan 3 10 1 12 'g <br /> Feb 0 55 2 86 <br /> Mar 2 19 3 dJ <br /> Apr 1 55 5 63 <br /> May 000 7 77 <br /> Jun 000 6SIi <br /> Jul 000 961 <br /> Aug 000 74. <br /> Sep 000 5 86 <br /> Oct 0.26 4 C <br /> Nov 1.96 2 G9 <br /> Dec 2.14 2 02 0 12 <br /> Total 11.75 2.10 <br /> 2019 <br /> Month Precipitation(in)• Evapotranspiration(in)- Deep Percolation(in) <br /> Jan 2 16 184 0 32 <br /> Feb 454 1.83 2 71 <br /> Mar 177 3.34 <br /> Apr 028 555 <br /> May 123 6.35 <br /> Jun 0.00 8.58 <br /> Jul 0.00 8.60 <br /> Aug 000 7.55 <br /> Sep 004 558 <br /> Oct 000 4.28 <br /> Nov 075 2.20 <br /> Dec 3.47 1.05 242 <br /> Total 1424 56.75 5.45 <br /> -Data from Wester Regional Climate Center(WRCC) <br /> "Data from California Irrigation Management Information System(CIMIS) <br /> Average Recharge(in)= 492 <br /> Standard Deviation(in)= 2.6 <br /> a= , <br /> N- (Wbp.4-.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 I mean•100% <br /> Percent Error= 53% <br /> r. Recharge Calculation Plate No.: 14 <br /> (Tracy Pumping Plant and Ripon Stations) Project No: 20-44 <br /> Singh Property Date: September 16,2020 <br /> LIVE OAK 25723 S.Ellis Ave. <br /> AO ENVIRONMEN)AL INC Tracy,CA <br />