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NewFietds <br /> Newmont <br /> VLF/OSA Closure Study <br /> Squaw Gulch VLF Stormwater Diversion Channel <br /> Watershed Characteristics and Lag Time Calculation <br /> 10.8(S + 1)0.7 <br /> tP 1900yO.5 <br /> tP Lag Time(hr.) <br /> I Length to Divide(ft) <br /> y Avg.Watershed Slope(%) <br /> CN Composite Curve Number <br /> S 1000/CN-10(in.) <br /> la Initial Abstraction(0.2*S) <br /> Input Values <br /> Lag Time and Watershed Characteristics <br /> Watershed Area(miz) I(ft) CN Y S tP(hr) tP(min) la(in.) <br /> Watershed 1 0.1367 5,300 71.0 32.9% 4.08 0.27 16.4 0.817 <br /> Watershed 2 0.2397 1,9d4 73.0 37.2% 3.70 0.11 6.5 0.740 <br /> Watershed 3a 0.0947 3,420 71.0 40.2% 4.08 0.17 10.5 0.817 <br /> Watershed 3b 0.0139 375 71.0 52.3% 4.08 0.03 1.6 0.817 <br /> Watershed 3c 0.0182 573 72.0 43.6% 3.89 0.04 2.3 0.778 <br /> Watershed 4a 0.0627 3,M 71.0 40.6% 4.08 0.17 9.9 0.817 <br /> Watershed 4b 0.0080 403 71.0 54.0% 4.08 0.03 1.6 0.817 <br /> Watershed 5a 0.0341 2,430 71.0 40.4% 4.08 0.13 7.9 0.817 <br /> Watershed 5b 0.0054 306 71.0 47.4% 4.08 0.02 1.4 0.817 <br /> Watershed 6a 0.0351 2,232 71.0 40.6% 4.08 0.12 7.4 0.817 <br /> Watershed 6b 0.0088 275 71.0 54.4% 4.08 0.02 1.2 0.817 <br /> Watershed 7a 0.0710 2,336 71.0 40.1% 4.08 0.13 7.7 0.817 <br /> Watershed 7b 0.0062 197 72.0 30.1% 3.89 0.02 1.2 0.778 <br /> Watershed 8 0.0631 1,980 71.0 34.1% 4.08 0.12 7.3 0.817 <br /> AGVLF North 0.0575 1,943 71.0 27.9% 4.08 0.13 8.0 0.817 <br /> AGVLF North2 0.0214 1,995 71.0 33.1% 4.08 0.12 7.5 0.817 <br /> Reach Data <br /> Reach tidy�• Min.fey Slope BoR�n1 Side Sllope <br /> Length (ft) #0 (ft/ft) wit► sn Oft iv) <br /> Channel 4 sta 0+00 to 4000 10200 9775 0.106 12 11LM 2S <br /> 40+00 <br /> Channel 4 sta 40+00 to 2100 9775 9475 0.143 12 ttt}'?tt 25 <br /> 61+00 <br /> Channel 1 sta 22+00 to <br /> 32+00(outlet) 186Q 98T0 96tt5 0.185 12 t1OTtt 2S <br />