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<br />I <br />I <br />I <br />I <br /> <br />STUDY AREA DESCRIPTION <br /> <br /> <br />I <br />I <br /> <br />Drainage Basin Characteristics <br /> <br />I <br />I <br />I <br /> <br />Tallman Gulch Tributary No. 1 headwaters are located at <br />approximately elevation 6265 feet. The mouth of Tallman Gulch Tributary <br />No. 1 is at elevation 5895 feet. The stream travels in a northwesterly <br />direction for its entire length of 2.6 miles, until its confluence with <br />Tallman Gulch. <br /> <br />The drainage area of Tallman Gulch Tributary No.1 is 1.1 square <br />miles (see Basin Map, Plate 1). <br /> <br />Study Reach Description <br /> <br />I <br />I <br /> <br />The study reach along Tallman Gulch Tributary No. 1 covers an area <br />from the Rowley Downs Subdivision southern boundary line (i.e. the Hidden <br />River Subdivision northern boundary line) to the confluence with Tallman <br />Gulch. The length of the study reach is approximately 2800 feet. Portion <br />of the stream has been realigned (from approximately stations 9+00 to <br />23+00) . <br /> <br />I <br /> <br />The study reach is an extension of the Federal Emergency Management <br />Agency's (FEMA) map for unincorporated Douglas County (Panels 70 and 90, <br />effective September 3, 1980). The area studied in this report is <br />outlined on portion of the FEMA maps (see Exhibit 2). This area was <br />recently annexed into the Town of Parker and thus should be incorporated <br />into any future Flood Insurance Rate Maps for the Town of Parker. <br /> <br />I <br />I <br /> <br />I <br />I <br />I <br />I <br /> <br />1- <br /> <br />3 <br /> <br />