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. .......... Table 5 Cont'd. Maximum Flood Discharges For South Platte River Tributaries Index Stream and Location Date DA* 0 O/DA (sq.mi.) (c.f.s.) (cfs per sq.mL) 51 Mt. Vernon Cr near 1938 5.7 3,900 684 Morrison 52 Mt. Vernon Cr near 1938 9.45 9,230 977 Morrison 53 So. Boulder Cr at 1938 (20) 7,390 370 Eldorado Springs 54 Cedar Cr 1938 18.9 2,940 156 55 Dixon Gulch 1938 2.15 3,620 1,684 56 Green Ridge Glade 1938 1.26 980 778 57 Redstone Cr at Masonville 1938 31 8,400 271 58 Spring Cr Trib to Dry Cr 1938 7,31 11,600 1,587 59 Trib to No. St. Vrain Cr 1961 0.45 235 522 60 Dry Gulch near Estes Park 1976 2.00 3,210** 1,605 61 Dry Gulch at Estes Park 1976 6.12 4,460** 729 62 Big Thompson Trib Below 1976 1.37 8,700* 6,350 Loveland Heights 63 Dark Gulch at Glen 1976 1.00 6,090** 6,090 Comfort 64 Noels Drain at Glen 1976 3.37 6,910** 2,050 Comfort 65 Rabbit Gulch near Drake 1976 3.41 3,540** 1,038 66 Long Gulch near Drake 1976 1.99 18,400* 9,246 4- 67 Big Thompson R Above 1976 189 31,200** 165 Drake 68 Devils Gulch near: 1976 0.91 2,810** 3,088 Glen Haven 69 No. Fork Big Tho~pson 1976 1.38 9,670** 7,007 Trib near Glen Raven 70 Black Cr near Gl~n Haven 1976 3.17 1,790** 565 71 No. Fork Big Tho~pson 1976 1.26 3,240** 2,571 Trib near Drake 72 No. Fork Big Tho~pson R 1976 80.2 8,710** 109 above Drake 73 Big Thompson R below 1976 276 30,100** 109 Drake 74 Big Thompson R at Mouth 1976 305 31,200** 102 of Canyon near Drake 75 Big Thompson R below 1976 311 27,000** 87 Green Ridge Glade 76 Little Thompson R near 1976 2.77 1,940** 700 Estes Park 77 Dale Cr Trib at 1976 0.68 727** 1,069 Virginia Dale 78 Deadman Cr near .1976 23,7 7,400** 312 Virginia Dale 79 Rist Canyon near Bellvue 1976 5,27 2,710** 514 . * Drainage areas shown in parenthesis are contributing areas. Other areas shown are total areas for which the contributing area is unknown. ** Provisional Data. 29 .~ _.iiii.-