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Floods in the Bear Creek Water- U. S. Dept. of Agriculture, 1939 <br />shed, Colorado. C. H. Diebald Forest Service <br />Report on Floods in Bear and Mt. <br />Vernon Creeks. L. T. Burgess <br />Colorado State Engineer's <br />Office <br />Characteristics of Floods in the Transactions of American <br />Southern Rocky Mountain Region. Geophysical Union <br />R. J. Tipton <br />Rainfall and Run -off in Colorado. Engineering News - Record <br />M. C. Hinderlider <br />The Arkansas River Flood of June U. S. Geological Survey <br />3 -5, 1921. water- Supply Paper 497 <br />B. C RAL 13 RIPTION <br />1939 <br />1937 <br />Aug.13, 1936 <br />1922 <br />5. Geography.- 11in area drained by Bear Creek lies on the eastern <br />slope of the Rocky Mountains southwest of Denver, Colo„ The basin is <br />bounded on the north by the Clear Creek Basin, on the south by the basin <br />of the North Fork of the South Platte River and on the east by the South <br />Platte River Basin. Tributaries of the north Fork of the South Platte <br />River and of Clear Creek extend north and south, respectively, to form <br />the western boundary. <br />6. Bear Creek rises in Summit Lake on the northwest slopes of Mount <br />Evans at an elevation of 12,740 feet m.s.l., and flows eastward to join <br />the South Platte River near Sheridan Junction, Colo., a few miles south of <br />the Denver city limits, The total length from its source to the con- <br />fluence with the South Platte River is approximately 45 miles. The basin <br />is roughly leaf - shaped with the widest portion about the middle. The <br />drainage area includes 265 square miles. <br />7. Federal reservations.- The Fort Logan Military Reservation is <br />located near the extreme eastern tip of the basin, and the Arapaho <br />National Forest covers a portion of the western part of the basin. (See <br />map, plate I.) <br />g. Topography. -- With the exception of a few square miles near the <br />mouth of Bear Creek, the basin is mountainous, with approximately 92 per- <br />cent of the area above an altitude of 7,000 feet. The basin is characterized <br />by steep, narrow valleys until it suddenly emerges on the plains near the <br />-3-- <br />