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FLOOD08366
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Last modified
1/29/2010 10:12:02 AM
Creation date
10/5/2006 3:33:06 AM
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Template:
Floodplain Documents
County
Douglas
Arapahoe
Community
Greenwood Village, Aurora
Stream Name
Cherry Creek
Basin
South Platte
Title
Probable Maximum Precipitation Study for Cherry Creek Reservoir - Contacts and Meetings
Date
4/21/1972
Prepared For
CWCB
Prepared By
CWCB
Floodplain - Doc Type
Project
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<br />". <br />I. <br />" <br />. <br /> <br />, i <br /> <br />. <br /> <br />. <br /> <br />o The USACE representatives stated that a 5,day antecedent value is used along <br />with a ,5-inch per hour infiltration rate, which was different than what the <br />Corps told Mr. Rappolt over the phone, <br /> <br />Presentation bv Mr. Dough Trieste: <br />Hydrologic Modeling Analysis for Upper Kiowa Creek Basin for May 1935, cells A- <br />2 and A-3: Objective ~ To evaluate the May 1935 storm and its effects on Upper <br />Kiowa Creek, <br />o Schematic of the stream system around Elbert; Kiowa Creek and the discharge <br />data for each creek in the area, <br />o Photos ofthe area around the A-2 cell, <br />o Methodology: the RF / RO modeling completed using the HEC I modeler; the <br />model parameters were based on previous studies in small basins in the area, <br />o Results for the A-2 cell: showed major differences between the reported <br />stream gauge amount and the modeled amount, <br />o Results for the A,3 cell: measured and computed peaks only make sense for <br />this site when the precipitation is split into two precipitation periods (morning <br />and noon) rather than the one, time reported amount of 10,5 inches in the horse <br />trough, <br />o Photos of the Raspberry Mountain scaring; the results of the paleoflood <br />analysis and the HEC modeling for discharge amounts, <br />o Mr, Gary Lewis gave Mr. Trieste a few suggestions for future hydrologic <br />modeling studies, <br /> <br />Meeting Conclusion: <br />Mr. Lang asked what tasks would be completed next. Dr. Tomlinson stated that the <br />MM5 model runs would be tackled next by GeoClim, Also, the sensitivity analysis <br />would be completed and included in the December report, <br />Mr. Lang also mentioned that Mr. Doug Morris, of Greenwood Village, wanted to put <br />out a press release to explain the goings on with the project. He also stated that <br />CWCB would release an informative new release thai introduces the players, <br />schedules, and basic study outlines, <br />Next meeting will be on January 10, 2002 at the Greenwood Village Town Hall from <br />noon to 3 pm; lunch will be provided, <br />A W A will be submitting formal technical reports to the Technical Review panel <br />members for their review and comment. <br />This concludes the minutes ofthe meeting of November 1, 2001. <br /> <br />5 <br />
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