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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />111-14 <br /> <br /> TABLE HA-4 <br /> RALSTON CREEK WATERSHED <br /> CENTRAL RAINFALL - INCHES <br /> (Corrected for 91 sq.mi,) <br />Time From Beginning Design Frequency (Years) <br />of Storm (minutes) 2 10 100 <br />0 .00 .00 .00 <br />10 .05 .07 .08 <br />20 .10 .15 .18 <br />30 .20 .45 .65 <br />40 .07 .16 .23 <br />50 .06 .12 .17 <br />60 .05 .12 .17 <br />70 .05 .10 .13 <br />80 .04 .08 .10 <br />90 .04 .06 .10 <br />100 .04 .05 .09 <br />110 .04 .05 .08 <br />120 ,03 .05 .07 <br />130 ,03 .05 .05 <br />140 .03 .05 .05 <br />150 ,03 .04 .05 <br />160 .02 .04 .05 <br />170 ,02 .04 .04 <br />180 .02 .03 .04 <br /> <br /> TABLE HA-3 <br /> RALSTON CREEK WATERSHED <br /> EAST RAINFALL - INCHES <br /> (Corrected for 30 sq.mi.) <br />Time from Beginning Design Frequency (Yea rs) <br />of Storm (m i nutes) 2 10 100 <br /> 0 .00 .00 .00 <br /> 10 .06 .07 .08 <br /> 20 .12 .18 .20 <br /> 30 ,38 .68 .89 <br /> 40 .10 .24 .22 <br /> 50 .09 .13 .20 <br /> 60 .08 .12 .17 <br /> 70 .07 .10 .15 <br /> 80 .07 .08 .10 <br /> 90 .05 .06 .09 <br /> 100 .04 .05 .08 <br /> 110 .04 .05 .08 <br /> 120 .03 .05 .07 <br /> 130 .03 .05 .06 <br /> 140 ,03. .04 .06 <br /> 150 .03 .04 .05 <br /> 160 .03 .03 .05 <br /> 170 .02 .03 .05 <br /> 180 .02 .03 .05 <br />