FLOOD11632

• Floodplain - Doc Type: Floodplain Report/Masterplan

TABLE 5
FLOOD FREQUENCY - ELEVATION AND DISCHARGE DATA
UPPER KANNAH CREEK, MESA COUNTY, COLORADO
100-Year Flood
Stationing
Referencefrom end ofReferenceStreambedPeakTopFlowAverageWater Surface
SectionDownstream StudyLocationElevationDischargeWidthAreaVelocityElevation
2
(ft)
Number(feet)(feet)(cfs)(ft)(ft/sec)(feet)
Lower Kannah Creek Road Bridge
1151+155118.002329243.72913.672.555126.50
3123+125120.002329186.96396.175.885126.86
6006+005124.002329180.43415.545.605130.98
126512+655134.002329366.41504.784.615138.17
160616+065136.002329369.26518.004.505142.10
254825+485148.752329485.20801.732.905151.63
286228+625152.002329233.92501.634.645155.79
317431+745158.002329286.82382.526.095160.73
356335+635163.002329576.17567.074.115167.24
396339+635168.002329343.90451.065.165172.18
419841+985172.002329152.86353.046.605175.14
456245+625178.002329475.26670.123.485181.90
493849+385181.332329191.45551.994.225185.52
521852+185186.00232991.43247.459.415189.42
572857+285192.002329552.34752.603.095195.40
580058+005194.002329651.151455.821.605198.01
5820Private Pedestrian Bridge
582758+275194.002329646.911030.082.265198.03
594059+405194.892329194.94355.296.565199.12
610661+065200.002329460.31590.583.945205.08
644264+425206.002329234.80475.334.905210.31
722472+245218.002329422.01719.943.245221.65
774377+435226.002329223.68423.305.505229.89
816981+695232.002329151.42336.716.925237.72
871987+195242.002329323.92606.803.845246.93
912091+205250.002329301.53580.914.015254.32
970197+015260.002329226.99480.414.855264.19
10003100+035265.532329286.23427.895.445270.30
10336103+365270.00232965.49227.8310.225275.26
10384103+845271.00232947.09174.9413.315276.56
10410Divide Road Bridge
10444104+445271.942329341.87937.542.485280.19
10542105+425275.072329321.61605.903.845280.33
10770107+705280.002329371.83630.913.695285.15
Page 1 of 4