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Last modified
1/26/2010 10:12:20 AM
Creation date
10/5/2006 4:58:13 AM
Metadata
Fields
Template:
Floodplain Documents
County
Boulder
Community
Boulder County
Stream Name
Boulder Creek
Basin
South Platte
Title
Simplified Mountain Canyon Flash Flood Guidance for Boulder Creek
Date
3/1/1990
Prepared For
UDFCD
Prepared By
Sabol Consulting
Floodplain - Doc Type
Educational/Technical/Reference Information
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<br />[ <br />r~ <br /> <br />! <br />! <br /> <br />'. <br /> <br />TABU: 10 <br /> <br />Peak discharges and times to peak at selected concentration poInts <br />from three historic storms tJransposed to the watershed <br /> <br /> Peak Discharge at Concentration Points., In cfs <br /> Storm A B C D E F <br /> (1) (2) (3) (4) (5) (6) (7) <br /> ---- <br />Big Thompson 11,800 23,600 28.900 ~:3,600 47,700 4~;,500 <br />Cheyenne 4,200 11 ,600 24,400 12,900 35,1500 33,800 <br />Masonvllle 0 0 10,200 0 15,1500 15,800 <br /> <br /> '1'1 me to Peak at Concentration Points", In hours <br /> Storm A B C D ;~ F <br /> (1) (2) (3) (4) (5) (15) (7) <br /> --~--- <br />Big Thompson 2.00 2.33 2.67 2.33 3.00 2.67 <br />Cheyenne 2.00 2.33 :".33 2.33 3.00 3.33 <br />Masonvllle 1.67 1.Il7 2.00 <br /> <br />a <br /> <br />Concentration Points as shown In Figure I: <br />A - a:t confluence of Gordon Creek wIth Boulder Creek near <br />SwItzerland Park <br />B - near Sunnyside <br />C - near Hydroelectric Plant <br />D - at confluence of Gold Run with F'ourmlle Creek near Salina <br />E - near Orodell <br />F - at canyon mouth <br />
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