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<br />" <br /> <br />. <br /> <br />Inches of Rainfall <br />0,1 <br />0.2 <br />0,3 <br />0,4 <br />0,5 <br />0,6 <br />0,7 <br />08 <br />0,9 <br />1.0 <br />1,5 <br />2,0 <br />2,5 <br /> <br />Table 6 <br /> <br />Runoff Equation <br /> <br />Equation <br />y = 0.0007x -0.007 <br />y = O,0014x -0.0065 <br />y = O,0023x -0.0126 <br />y = O,003x -0,0117 <br />y = O,0039x -0.0157 <br />y = 0.0048x -0.0169 <br />y = O,0056x -0.014 <br />y = O,0065x -0.0166 <br />y = 0.0074K -0.0156 <br />y = 0.0082K -0.0128 <br />y = O,0128x -0,0055 <br />y = O,0175x 0,0129 <br />y = O,0222x 0.0364 <br /> <br />y = runoff in inches <br />x = percent effective imperviousness <br /> <br />67 <br />