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<br /> Table 2. Summary of Discharges <br /> Drainage Area Peak Discharges (cfs) <br /> F1oodin~ Source and Location (Square Miles) 10-Year 50-Year 100-Year 500-Year <br /> Southmoor Park Tributary <br /> At Mouth 1.4 500 500 500 930 <br /> Sanderson Gulch <br /> At South Sheridan Boulevard <br /> (State Highway 95) 5.3 1,030 1,400 1,550 1,900 <br /> At West South Platte River Drive 7.6 1,650 2,200 2,450 3,000 <br /> Weir Gulch 1 <br /> At Mouth 1,850 2,340 2,530 3,190 <br /> First Avenue Tributary- <br /> At Mouth 1.5 410 670 740 1,030 <br /> Dakota Avenue Tributary <br /> At Mouth 0.7 200 300 355 465 <br />N Sand Creek <br />0 Downstream of Confluence with <br /> Westerly Creek 184 10,000 22,400 30,000 33,000 <br /> Sand Creek Overflow 1 1 1 <br /> At Divergence from Sand Creek -- 641 965 <br /> 950 Feet Above Confluence with 1 1 1 <br /> Sand Creek 12,858 15,935 <br /> South Platte River (Main Channel Only) 1 <br /> At West Dartmouth Avenue 1 6,400 12,700 16,500 31,500 <br /> At 6th Avenue -- I 8,000 15,000 19,200 31,500 <br /> At 15th Street 9,700 17 , 600 22,300 35,000 <br /> Westerly Creek 1 <br /> At Mouth 3,680 5,780 6,790 9,150 <br /> At Colfax Avenue 1 570 870 1,000 1,320 <br /> 1Data Not Available <br /> <br />i <br />