Laserfiche WebLink
<br />. <br />. <br />. <br />I: <br />. <br />. <br />. <br />i. <br />I. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />I. <br />. <br />. <br />. <br />. <br />I. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br /> <br />CWCS HvdroloQV Worksheet <br /> <br />Page 1 <br /> <br />Title of Study: <br />County: <br />Calculations By: <br /> <br />FHBM - Town of Nucla <br />Dolores <br />jag <br /> <br />Date: <br /> <br />November 6, 2000 <br /> <br />Documentation <br />This workbook estimates 1 OO-year discharges for approximate floodplains in Colorado using the following <br />source: <br />Browning, T.W. 1999. Guidelines for Determining 100-year Flood Flows for Approximate <br />Floodplains in Colorado, Version 4.0. Colorado Water Conservation Board. January. <br /> <br />River Basin <br /> <br />I DLR-l: Dolores, Dolores River Subregion <br />Status of Regression Equations for this sub-region: <br /> <br />I~ <br /> <br />Draft <br /> <br />Regression Equation Data <br />Q=aAb <br /> <br />Where: <br />Q = Discharge (cfs) <br />A = Drainage Area (square miles) <br />a = coefficient = <br />b = coefficient = <br /> <br />213.8 <br />0.601 <br /> <br />Limited by: <br />Minimum Drainage Area = <br />Maximum Drainage Area = <br /> <br />2 square miles <br />1080 square miles <br /> <br />Discharge Calculations <br /> <br />Drainage Drainage 1oo-year <br />Area 10 Drainage Area Description Area (mi2) Discharge (cfs) <br />A Calamity Draw at dls Town Limits 3.23 433 <br /> <br />11/6/00 <br />CWCB_Hydr%gy,xJs <br />