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<br /> Subwatershed Characteristics Subwatershed Characteristics
<br /> Upper Box Elder Creek Upper Box Elder Creek
<br /> Watershed 5 Watershed 6
<br /> Tme of Time of Time of Time of
<br /> Centroid Cone. Cone. Initial Final Percent Percent Centroid Cone. Cone. Initial Final Percent Percent
<br />Sub Area Length Length Slope (Existing) (Future) Infiltration Infiltration Decay Impervious Impervious Sub Area Length Length Slope (Existing) (Future) Infiltration Infiltration Decay Impervious Impervious
<br />Watershed (acres) (II) (II) (ftIfl) (min) (min) (inlhrj Onlhr) Coefficient (Existing) (Future) Watershed (acres) (II) (II) (1IIIl) (min) (min) (inlhrj (inlhr) Coefficient (Existing) (Future)
<br />115 58 3907 1848 0,0337 69 32 3,22 0,55 0,0017 1.0 40,0 1 4851 30571 14626 0,0110 4,50 0,61 0,0018 1.0 10,0
<br />116 115 3062 1742 0,0300 4,23 0,58 0,0018 1,0 40,0 2 2669 28618 14573 0,0100 4,32 0,60 0,0018 1.0 10,0
<br />117 90 5650 2218 0,0285 98 41 4,35 0,59 0,0018 1,0 40,0 3 5883 34584 17107 0,0130 4,46 0,60 0,0018 1,0 10,0
<br />118 102 4752 29S7 0,0247 3,68 0,55 0,0018 1,0 40,0 4 2541 18744 7286 0,0140 4,51 0,62 0,0017 1.0 10,0
<br />119 102 4330 2693 0,0308 3,07 0,51 0,0018 1,0 40,0 5 5626 35907 20856 0,0120 4,45 0,60 0,0018 1,0 10,0
<br />120 90 3590 1584 0,0206 3,71 0,67 0,0014 1,0 40,0 6 5984 42768 18533 0,0120 4,46 0,61 0,0018 1,0 10,0
<br />121 102 3643 1742 0,0374 4,00 0,57 0,0018 1,0 40,0 7 4851 31046 13147 0,0100 4,48 0,61 0,0018 1,1 10,0
<br />122 19 2112 1426 0,0308 47 22 4,50 0,60 0,0018 1,0 40,0 8 6093 33158 14573 0,0130 4,24 0,59 0,0018 1.7 10,0
<br />123 26 1954 950 0.01 05 71 21 4,92 0,98 0,0007 1.0 40,0 9 2195 15840 7075 0,0140 4.41 0,61 0,0018 5,6 10,0
<br />124 102 3115 1901 0,0333 4,56 0,65 0,0017 1,0 40,0 10 2771 24130 11563 0,0170 4,32 0,60 0,0018 1,5 10,0
<br />126 58 1690 317 0,0449 36 19 4,50 0,60 0,0018 1,0 40,0 11 5248 26717 7498 0,0120 4,15 0,58 0,0018 1,0 10,0
<br />126 90 4224 3062 0,0343 3,68 0,55 0,0018 1,0 40,0 12 5600 28037 14784 0,0130 4,00 0,57 0,0018 1,0 10,0
<br />127 96 3749 1848 0,0317 4,01 0,57 0,0018 1,0 40,0 13 3578 24552 12936 0,0130 4,23 0,59 0,0018 1,0 10,0
<br />126 96 3168 1320 0,0256 4,44 0,60 0,0018 1,0 40,0 14 4646 32683 15840 0,0110 3,74 0,56 0,0018 1.0 10,0
<br />129 58 29Il4 1373 0,0197 70 26 3,02 0,50 0,0018 1,0 40,0 15 5530 39283 23868 0,0110 3,86 0,56 0,0018 1.0 10,0
<br />130 19 1214 686 0,0453 31 17 4,50 0,60 0,0018 1,0 40,0 16 4186 32050 18322 0,0120 3,60 0,56 0,0018 1.0 10,0
<br />131 38 1837 898 0,0138 57 19 4,36 0,78 0,0012 1,0 40,0 17 5658 44458 25450 0,0100 4,05 0,57 0,0018 1,0 10,0
<br />132 986 10824 5808 0,0250 4,05 0,57 0,0018 1,0 10,0 18 3867 29462 15312 0,0110 4,17 0,58 0,0018 1.0 10,0
<br />133 186 5491 3590 0,0310 3,53 0,54 0,0018 1,0 10,0
<br />134 192 6072 4435 0,0200 4,50 0,60 0,0018 1,0 10,0
<br />
<br />. For all subwatersheds, pervious depression retention storage was assumed to be 0.40 inches for existing development conditions and 0.35 inches for future development
<br />conditions. Impervious depression retention storage, fO( all subwatefsheds, was assumed to be 0.05 inches fOf existing and future development conditions.
<br />
<br />. For ~I~ subwatersh~. pervioU1i: depress~n retention storage was assumed to be 0.40 inches for existing development conditions and 0.35 inches for future development
<br />conditions. ImpeMous depression retention storage, for all subwatershecls, was a$Sumed to be 0.05 inches for existing and future development conditions.
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<br />H-7
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