Final Baseline Hydrology Report - October 2012 - Urban Drainage ...

Sanderson Gulch Major Drainageway Plan
Baseline Hydrology Report
Table B‐8 ‐ Peak Discharges and Runoff Volumes (All Design Points)
October 2012
Design Point
Drainage
Future Conditions Peak Flow (cfs)
Future Conditions Runoff Volume (acre‐feet)
Area
(acres) Q 2 Q 5 Q 10 Q 25 Q 50 Q 100 V 2 V 5 V 10 V 25 V 50 V 100
1119 307 162 268 352 567 700 847 12 19 25 35 43 51
1301 588 229 370 486 839 1055 1291 20 31 42 61 75 90
1302 84 56 88 114 173 209 251 3 5 7 10 12 14
Bit‐O‐Sea 2758 457 732 960 1519 1827 2307 79 129 176 261 320 382
Clairefield 2618 525 838 1096 1799 2196 2653 75 123 167 247 302 361
GG_Entrance 1335 252 399 511 801 976 1180 40 66 88 127 155 183
GreenGablePark 7 1 1 3 6 8 10 0 0 0 1 1 1
Harvey 90 20 35 49 85 109 133 1 2 3 5 7 8
JewellPark 746 86 148 209 383 483 599 16 28 39 59 71 85
Kendrick 416 62 99 126 195 237 281 15 24 31 43 51 60
Kendrick_1 45 27 43 54 81 97 116 2 3 4 5 7 8
Smith 251 124 191 239 360 432 510 11 17 22 31 37 44
Ward_1 150 170 265 326 469 568 654 7 11 15 20 24 28
Ward_5 44 52 80 99 139 166 196 2 3 4 6 7 8
a Area excludes Mississippi Gulch Basin area of 587.8 acres and Federal Basin area of 307 acres.
b Area excludes Federal Basin area of 307 acres.
c Area is not counted for split flow.
Appendix B ‐ Hydrologic Analysis