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Table 4—SUMMARY OF DISCHARGES (Continued) <br /> DRAINAGE PEAK DISCHARGES (cfs) <br /> FLOODING SOURCE AREA <br /> AND LOCATION (sq. miles 10-YEAR 50-YEAR 100-YEAR 500-YEAR <br /> MITCHELL GULCH <br /> At Mitchell Gulch <br /> Tributary 2 Confluence * 583 1,133 1,447 1,947 <br /> At Mitchell Gulch <br /> Tributary 1 Confluence * 155 295 370 494 <br /> MITCHELL GULCH <br /> TRIBUTARY 1 <br /> At Confluence with * 225 381 462 602 <br /> Mitchell Gulch <br /> At Ridge Road * 78 165 211 287 <br /> MITCHELL GULCH <br /> TRIBUTARY 2 <br /> At Confluence with * 263 519 661 884 <br /> Mitchell Gulch <br /> At Enderud Boulevard <br /> South Crossing * 95 185 233 314 <br /> NEWLIN GULCH <br /> At Jordan Road 13.8 1,920 3,520 4,690 8,150 <br /> At West Parker Road 11.8 1,890 3,450 4,590 7,920 <br /> At Upstream Limit of <br /> Detailed Study 10.2 2,020 3,640 4,820 8,300 <br /> OMNI TRIBUTARY <br /> At Confluence with * 373 767 932 1,227 <br /> East Plum Creek <br /> At Red Hawk Drive * 265 791 1,035 1,307 <br /> OXIDE DRAW <br /> At Confluence with 4.66 630 2,400 3,530 <br /> Plum Creek <br /> At D&RGW Railroad 4.66 630 2,400 3,530 <br /> At AT&SF Railroad 4.58 630 2,400 3,530 <br /> At U.S. HWY 85 4.58 630 2,400 3,645 <br /> At Upstream Limit of 4.47 630 2,400 3,650 <br /> Detailed Study <br /> *Data not available <br /> 27 <br />