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<br />. <br /> <br />R,EPORT ON HYDROLOGIC ICIVI::STIGATIONS <br />FLOOD INSURN,CE STUDY <br />Pueblo, Colorado <br /> <br />1. Purpose. The p"rpose of this report is to presen t the b,asis and re- <br /> <br />suIts of the hydrologic analysis required for a flood insurance study of <br /> <br />areas in Pueblo, Colorado, subject to flo~ding from tributaries to the <br /> <br />Arkansas River and Fountain Creek. Maps showing these areaS are presented <br /> <br />as Plates 1 and 2. <br /> <br />2. This report presents ti,e results. of a frequency analysis for tribu- <br /> <br />. taries to the Arkansas River and Fountain Creek draining into the city of <br /> <br />Pueblo, Colorado. Flow frequency parameters were developed from "Hanual <br /> <br />for Estimating Flood Characteristics of Natural FloN Streams in Colorado" <br /> <br />by Jerald F. HcCain and Robert D. Jarett, U. S. Geological Survey. <br /> <br />3. Basin Characteristics. Pueblo, situated in the. southeast quadrant <br /> <br />of Colorado at the confluence of the Arkansas River and Fountain Creek, <br /> <br />is the county seat-of Pueblo County. <br /> <br />4. This report covers the investigation of several tributaries draining <br /> <br />into the vicinity of Pueblo as shown in Plates 2 thru 7. Hajor Arkansas <br /> <br />River tributaries considered in this report are Hild 1I0rse - Dry Creek <br /> <br />and Dry Creek. <br /> <br />5. The terrain in the study area is typical of the southeastern )Ugh plains <br /> <br />of Colorado, being flat to rolling, semi-arid, and sparsely vegetated. <br />