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<br />
<br />CHAPTER 2 . PHYSICAL CHARACTERISTICS
<br />
<br />WCA nON
<br />
<br />The City of Fon Collins is located about 60 miles nonh of Denver in eastern
<br />Larimer County, in north-central Colorado. II is just east of the Rocky Mountain
<br />foothills at an altitude of about 4990 feet mean sea level (m.s.l.). Fort Collins is
<br />located on the Cache La Poudre River. Three tributaries-Boxelder, Spring, and Dry
<br />Creeks--flow into the Cache La Poudre River near the city or within the city limits.
<br />The creeks are crossed bydozeI1s of trans-basin agricultural irrigation canals which
<br />convey flows through Fort Collins and Larimer County. Figure 2-1 shows the
<br />Boxe1der, Spring, and Dry Creek basins.
<br />
<br />PHYSIOGRAPHY
<br />
<br />DRY CREEK
<br />Dry Creek. is a ]eft.bank tributary of the Cache La Poudre River. Dry Creek
<br />110ws south through the northe.a!;l portion of Fort Collins before joining the Cache
<br />La Poudre River south of Fort Collins Airpark. The basin is about 23 miles long, 3
<br />10 3.5milcs wide, and has a drainage area of about 75 square miles. Basine1evations
<br />nnge from 6960 feet m.s.!. near its headwaters 10 4910 feet m.s.!. near its
<br />connuence.
<br />
<br />Plate I shows the Dry Creek. study area.. In the upper portion of the basin, the
<br />stream channel is steep, narrow, and deeply incised with active headcutting. Lower
<br />in the ba~in. the Dry Creek chan:;::] h stable, with ....idc. shallow nood plains except
<br />
<br />2.1
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