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Last modified
11/23/2009 1:21:24 PM
Creation date
10/4/2006 9:32:06 PM
Metadata
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Template:
Floodplain Documents
Designation Number
31
County
Arapahoe
Community
Unincorporated Arapahoe County
Title
Major Drainageway Planning - Little Dry Creek, Report, Volume I
Date
2/1/1974
Designation Date
6/1/1974
Floodplain - Doc Type
Floodplain Report/Masterplan
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<br />~ <br />iIIII - - - - - - - - - - - - - - - - - - <br /> Table 6 <br /> FLOOD PEAKS AND VOLUllES <br /> FUTURE DEVELOPllENT WITH SIX DA!1S <br /> 10-Year Flood Frequency 100-Year <br /> Hydro- Trib- 25-Year <br /> log; c utary Peak Vol- Peak Vol- Peak Vol- <br /> Point Area Flow .ume Flow ume Flow ume <br /> Waterway No. Sq. Mi. cfs a-f cfs a-f cfs a-f <br /> (I) (2) (3) (4) (5) (6) (7) (8) (9C <br /> Englewood Dam <br /> Hi 11 01'/ Creck 200 0.37 490 35 590 45 660 50 <br /> Holly Dam 115 Outflow 140 NA 150 NA 160 NA <br /> Upper Little Dry Creek 115 0.37 630 35 740 45 820 50 <br /> 113 1. 52 1100 135 1500 175 1600 210 <br /> 111 2.52 1500 220 2300 280 2500 350 <br /> 109 3.57 2100 300 2700 390 3000 480 <br /> 107 4.27 2100 355 2700 440 3100 540 <br /> 105 4.64 2000 360 2600 450 3100 550 <br />I <br />..,. Prentice and <br />0 <br />.1 Berry Dams 308 Outflow 140 NA 160 riA 200 NA <br /> Prentice Gul ch 306 0.59 580 45 700 55 840 70 <br /> 304 1. 13 750 85 900 110 1100 135 <br /> Blackmer Dam 502 Outflow 30 NA 40 NA 50 NA <br /> Blackmer Gulch 500 0.46 400 35 560 40 560 55 <br /> Quincy Dam 603 Outflow 20 NA 30 NA 40 NA <br /> Quincy Gul ch 602 0.18 240 15 300 18 320 22 <br /> Greenwood Gulch 304 1. 59 1200 120 1600 150 1600 190 <br /> 302 2.35 1400 180 1850 220 2000 270 <br /> 300 2.92 1600 220 2000 280 2400 340 <br /> Little Dry Creek 105 7.56 3100 580 4000 730 4100 890 <br /> 103 8.43 3100 620 4000 790 4700 970 <br /> 101 9.16 3400 690 4500 870 4900 1080 <br /> (NA means not applicable) <br />
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