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<br />discharge at Morrison was 8,000 cfs on Bear Creek and 1,500 cfs on Mount Vernon Creek. <br /> <br />Flood of 9 August 1934. The flood of 9 August 1934 in the Bear Creek basin was <br />caused by cloudburst-type rainfall near Kittredge and at the head of Mount Vernon Creek. <br />Six lives were lost and much property damage-resulted. It was reported that Mount <br />Vernon Creek ran higher than the previous year and much of the canyon roadway was <br />destroyed. Damage to Morrison was reduced because the Bear Creek peak flow passed <br />through the town before the Mount Vernon Creek high water arrived. <br /> <br />Flood of 2-3 September 1938, On 2 September 1938, heavy rains centered over the <br />upper Ml. Vllrnon Creek drainage basin which resulted in extensive flooding in the Bear <br />Creek basin. A peak discharge estimated to be 9,000 cubic feet per second from a <br />drainage area of 4.3 square miles occurred at the mouth of Cold Spring Gulch upstream <br />from Morrison. Estimated discharges of Mount Vernon Creek at the mouth and 1.5 miles <br />upstream from Morrison were 9,000 and 4,200 cubic feet per second, respectively. Six <br />persons were' drowned when trapped in their automobile on the highway between Morrison <br />and Kittredgl~, Downstream from the mouth of Cold Spring Gulch, damages were <br />estimated at $451,700 based on 1938 price levels. Upstream residents on both Bear and <br />Mount Vernon Creeks wamed the town of Morrison of the coming high water, which <br />probably averted loss of life. Had the flood occurred at a later hour or had no warning <br />been given, it is believe that the residents of Morrison could not have escaped without <br />considerable loss of life. <br /> <br />. , <br /> <br />Flood of :!4 August 1946. On 24 August 1946, a heavy rain near Idledale caused Bear <br />Creek to overflow. A Morrisoll woman was swept from her stranded car and drowned. <br /> <br />Flood of9 May 1957. Flood flows resulting, from sustained rainfall over lower Bear <br />Creek on 9 May caused considerable damage to a bridge under constructloll at Wadsworth <br />Avenue and to residences in the area. High, sustained, within channel flows through <br />Sheridan caused severe bank erosion and endangered homes bordering both banks. <br />Urban dama!les for this flood were estimated at $20,000. <br /> <br />Flood of 21 August 1957. On the afternoon of 21 August 1957 thunderstorms occurred <br />over the Bear Creek basin, with heavy rain and hail beginning about 1:00 p.m. on the east <br />side of Squaw Pass northwest of Evergreen. At most locations, the rain stopped within an <br />hour. Peak discharges at Morrison were 1,000 cfs on Mount Vernon Creek at 2:30 p.m. <br />and 1 640 cfs on Bear Creek at 3:00 p.m. While most damages from Bear Creek occurred <br />downstream of Morrison, Mount Vernon Creek left debris on the grounds of six or seven <br />residence in Morrison, flooded a garage and a used car lot and broke a water main. State <br />Highway 8 at Morrison was closed upon warning of the flood; later portions of the highway <br />were flooded by both streams, <br /> <br />Flood 23..26 July 1965. On 23 and 24 July 1965, heavy rains over the headwaters of <br />Bear Creek caused minor flooding, throughout its length. Most damages occurred <br />downstream of Morrison. In metropolitan Denver, reports indicate that 25 were evacuated, <br />15 basements and a tourist court were flooded, and several bridges were damaged. The <br /> <br />.1 <br /> <br />Colorado Flood <br />Hydrology Manual <br /> <br />4.20 <br /> <br />fFIFT <br />