Laserfiche WebLink
<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 />. <br />. <br />. <br />I. <br />I. <br />. <br />. <br />. <br />. <br />. <br />. <br />. <br />I. <br />. <br />. <br />. <br />. <br />. <br />. <br />.. <br />. <br />. <br />. <br />. <br />. <br />. <br /> <br />- <br /> <br />CWCB HvdroloQv Worksheet <br /> <br />Page' <br /> <br />Title of Study: <br />County: <br />Calculations By: <br /> <br />FIRM - Montezuma County Unincorporated Areas <br />Montezuma <br />jag Date: November 7, 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 SAN-!: san Juan, Eastern san Juan River Subregion <br />Status of Regression Equations for this sub-region: <br /> <br />G <br /> <br />Draft <br /> <br />Regression Equation Data <br />Q=aAb <br /> <br />Where: <br />Q = Discharge (cis) <br />A = Drainage Area (square miles) <br />a = coefficient = <br />b = coefficient = <br /> <br />589.2 <br />0.512 <br /> <br />Limited by: <br />Minimum Drainage Area = <br />Maximum Drainage Area = <br /> <br />1 square miles <br />760 square miles <br /> <br />Discharge Calculations <br /> <br />Discharge Drainage 100-year <br />Point 10 Discharge Point Description Area (mi") Discharge (cis) <br />01 Dolores - Ryman Creek 5.73 1,440 <br />02 Dolores. Wildcat Creek 5.28 1,381 <br />03 Dolores. Roaring Forks Creek 19.62 2,705 <br />D4 Dolores - Rio Lado 3.46 1,112 <br />D5 Dolores - Bear Creek 33.79 3,573 <br />06 Dolores - Taylor Creek 12.55 2,152 <br />07 Dolores - Stoner Creek 45.65 4,168 <br />08 Dolores. Lost Canyon Creek 73.n 5,329 <br /> <br />11moo <br />CWCB_Hydrology.x1s <br />