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Precipitation and ETo for Lodi, CA <br />** Estimated <br />* Source: California Irrigation Management Information Systems (Zone 12) <br />(www. cimis. water. ca. gov) <br />** Source: Western Regional Climate Center (Station 045032) Jan 1893 to Jan 2015 <br />(http://www. wrcc. dri. edu/) <br />*** Assumption: If monthly precipitation exceeds potential ET then <br />the difference is potential deep percolation. <br />J&Letralogix <br />www.pet r a l ogi x.com <br />Plate 7 <br />*Ave. Eto <br />*Ave. Precip. <br />Deep Perc. <br />Month <br />(in/mo) <br />(in/mo) <br />(in/mo) <br />Jan <br />1. 24 <br />3.43 <br />2.19 <br />Feb <br />1.96 <br />2.94 <br />0.98 <br />Mar <br />3.41 <br />2.71 <br />Apr <br />5.10 <br />1.31 <br />May <br />6.82 <br />0.61 <br />Jun <br />7.80 <br />0.15 <br />Jul <br />8.06 <br />0.03 <br />Aug <br />7.13 <br />0.04 <br />Sep <br />5.40 <br />0.27 <br />Oct <br />3.72 <br />0.93 <br />Nov <br />1.80 <br />1.93 <br />0.13 <br />Dec <br />0.93 <br />2.92 <br />1.99 <br />Sum: <br />53.37 in/yr <br />17.27 in/yr <br />5.29 in/yr <br />* Source: California Irrigation Management Information Systems (Zone 12) <br />(www. cimis. water. ca. gov) <br />** Source: Western Regional Climate Center (Station 045032) Jan 1893 to Jan 2015 <br />(http://www. wrcc. dri. edu/) <br />*** Assumption: If monthly precipitation exceeds potential ET then <br />the difference is potential deep percolation. <br />J&Letralogix <br />www.pet r a l ogi x.com <br />Plate 7 <br />