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By increasing the
                                                  soil particle size,

           Increasing Average Sediment Particle Size
           Increasing Average Sediment Particle Size
                                             sediment mean






                   Reduces r (Reduces Percolation Decay).
                  Reduces r (Reduces Percolation Decay).




















                                                        the  sediment/foulant   interaction  coefficient (r) is  reduced and water  production is   improved.















                                                                                                  10









                                      erlay on Percolation of










                                                                                                  8           Modeled Avg. Q Control @ r=1.15e-5 Modeled Avg. Q Overlay @ r=0.20e-5



















                                           er Basin Soil
                                                                                                  6                   Yucaipa Sustainable Groundwater Management Agency - January 23, 2019 - Page 87 of 137











                                      Effect of #16 Silica Sand Ov







                                                                                                  4    Elapsed Time, Days Data from a 1988 1” soil column study; TSS presumed to be ~15 mg/L for

                                           Kraem


















                                                                                                  2           Measured Avg. Q Control Measured Avg. Q Overlay




















                                                                                                  0                        modeling purposes.


                                                   140   120   100  3 2  80  60   40  Percolation, ft /ft *Day  20  0
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