FLOOD09563

• County: Dolores
• Community: Denver County
• Stream Name: Sand Creek, Oxford Creek
• Basin: South Platte
• Title: Flood Hazard Area Delineation
• Date: 9/1/1985
• Prepared For: Denver County
• Prepared By: UDFCD
• Contract/PO #: &&
• Floodplain - Doc Type: Floodplain Report/Masterplan

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TABLE I
FLOODPLAIN AND FLOODWAY DATA
Cross- 100-Year 100- Ye ar Floodpl ain Channel Stream Floodway Top Wi dth Floodway1 1 Floodway
Floodway
Section Di scharge Water Top Wi dth Ve 1 oc ity Thal weg Water Surf. Floodway Wi dth Left Wi dth Right Velocity
Number Station [1000 cfs] Surf. Elev. eft] [ft/sec] Elev. Elev. eft] [ft] [ft] [ft/sec]
3 946+60 38.0 5113.0 412 8.3 5094.0
5 953+80 38.0 5113.8 245 12.3 5097,0
7 955+40 38.0 5115.5 255 10.7 5097.0
10 957+00 38.0 5115,5 360 12.4 5097.8 Floodway in Channel
20 961+65 21.8 5118.2 240 6.1 5098.6
30 965+00 21.8 5118.3 230 6.9 5100.1
31 965+49 21.8 5118.6 230 5.3 5100.1
40 968+40 21.8 5118.7 220 6.7 5100.2
50 976+70 21.8 5119.3 250 6.6 5101.0
70 981+89 21.6 5119.5 220 7.5 5103.9
80 922+00 21.8 5120.6 195 8.1 5104.9
90 992+97 21.8 5120.7 205 8.3 5106.0
110 995+90 21.8 5120.8 190 9.5 5107.1
120 996+59 21.8 5118.8 180 15.0 5109.3
130 1004+00 21.8 5123,2 200 8.6 5109.3
140 1008+05 21.8 5123,6 210 10.1 511 0.0
150 1015+40 21.8 5125.6 230 9.2 5112.4
151 1015+ 70 21.8 5126.4 225 8.5 5112.4
160 1017+72 21.8 5126.7 910 8.5 5112.5 5126.7 210 115 95 8.5
170 1019+70 21.8 5127.5 1020 7.4 5112,5 5127.6 210 110 100 7.4
171 1021 +05 21.8 5127.6 1020 9.2 5112.5 5127.8 205 115 90 9.2
1 Measured from stationing line looking downstream