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<br />TABLE 16 : DIFFERENCE IN RUNOFF DUE TO INFILTRATION RATES AND METHODOLOGY <br /> <br /> TOTAL TOTAL TOTAL 100-YR; 2-HR <br />COMPUTER lOSS RAINFAll lOSS EXCESS PEAK FLOW <br />PROGRAM METHODOLOGY RUNOFF TYPE LOCATION (inches) (inches) (inches) (cfs) <br />CUHPISWMM Horton's RAIN Vallejo Gulch 1.88 1.02 0.86 11.1 <br />HEC-1 SCS RAIN Vallejo Gulch 1.9 1,29 0.61 81 <br />HEC-1 Uniform RAIN Vallejo Gulch 1.9 0,67 1.23 229 <br />HEC-1 Hollan's RAIN Vallejo Gulch 1.9 1.18 0,72 145 <br />HEC-1 Green-Ampt RAIN Vallejo GulCh 1.9 1,14 0,76 154 <br />FLO-2D Green-Ampt RAIN Vallejo Gulch 1.88 158 <br />CUHPISWMM Horton's RAIN Spar Gulch 1.88 477 <br />HEC-1 Green-Ampt RAIN Spar Gulch 1,9 1 0.9 532 <br />FlO-2D Green-Ampt RAIN Spar Gulch 1,88 340 <br />HEC-l Uniform (K=0.05 inlhr) Rain and Snowmelt Vallejo Gulch 1.9 280 <br />HEC-1 Uniform (K=O,5 inlhr) Rain and Snowmelt Vallejo Gulch 1.9 243 <br />HEC-1 Uniform (K=O,85 inlhr) Rain and Snowmelt Vallejo Gulch 1.9 215 <br /> <br />NOTE: Infiltration parameters were estimated based on the soil types and conditions expected to be found within the two sub- <br />watersheds, When applicable, the values of the infiltration parameters were kept constant for the different methodologies, <br /> <br />FlowComp.xls <br />Infiltration-Table16 <br /> <br />WRC Engineering <br />PN 1963 <br /> <br />9122198 <br />3:02 PM <br />