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FLOOD02246
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FLOOD02246
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Last modified
1/25/2010 6:23:53 PM
Creation date
10/4/2006 10:43:42 PM
Metadata
Fields
Template:
Floodplain Documents
County
Boulder
Community
Boulder
Stream Name
Bullhead Gulch
Basin
South Platte
Title
Bullhead Gulch Hydrology Report
Date
8/22/1997
Prepared For
FEMA
Prepared By
Taggart Engineering Associates, Inc.
Floodplain - Doc Type
Floodplain Report/Masterplan
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<br />1 <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />I <br /> <br />August 25, 1997 BHIOOFI3.CHO <br /> <br />10. <br /> <br />os <br /> <br />.023 <br /> <br />ao <br /> <br />L45. <br /> <br />.00 <br /> <br />.000 <br /> <br />1. <br /> <br />TOT~ PRECIP .. 3.12 (l.~ RAIN" 2.70) EXECESS PRECIP .. 2,036 [/K}(S <br />vl1Lt(CF [XCfSS PREC[p. 10. ACRE.FEET <br />P€M Q.. 173. CFS TlHE C# ?f:AA" 40. 'HN. <br />!HF'lLT.- 4.50 IHIlil: DECAY" .001Ba FHIHF" .60 IH/~ <br />/'IA~, ?f:RV ,IIU.- .40 IN. MAX./Jt'1.RET .. . to IN. <br /> <br />AATI()W. FCIltUA C .. .55 <br />I .. 4.4 lNOES/1Q.R <br />A'" 60.2 ACRES <br />0" 173. CFS <br />U.O.F.C,O. ClH' ItLJICfF ANAlYSIS EXECUTED ()t DATE <br /> <br /> <br />AT TIME <br /> <br />ClHE/PC VERSI(JII'OlIFIEO IN JNlJARY 1985 <br />PRINT (J'TIGl IU8ER SELECTfD FOO THIS BASIN IS <br />Blllr{M GllOl: lOO.I'ft: FE"" F1S: 8JlS/97 (BHlOOFlJ.OHladtH&AGC/pondJ <br /> <br />BASIN [0: 54 <br /> <br />BASIN C(Jt(NT: SlIlBASlN 1()OO 54 <br /> <br />AREA Cf BASIN lEt<<iTH rs BASIN OISf TO CENTROID !ttPERVICIJS NV. Sla:'E LNIT [lRATIlJt <br />(S{'IUl (HI) (Mil (PCT) (FT/F!) (HIM) <br /> <br />.16 <br /> <br />.15 <br /> <br />40.14 <br /> <br />.0100 <br /> <br />5,00 <br /> <br />.56 <br /> <br />CCHFICIEHT ctEFFlCIEHT <br />(RfJlECTING TIfE TO PEN:,) (RELATED TO PEN:. RATE CF 1U(ff) <br /> <br />.093 <br /> <br />,396 <br /> <br />OLCllATED llm HYIJQ;RAPH <br /> <br />TII'tE fa PEA<<: PEAK RATE CF RJ..,N(J"F LHIT H'fORIliAACI PEAt va.LK Cf Rlt(f'F <br />(HIN) ((FS/SCftIl (CF5) (11) <br /> <br />6.85 <br /> <br />349$.43 <br /> <br />541,]9 <br /> <br />8.17 <br /> <br />WIDnt AT 50 .. <br /> <br />9. MIN. WlOllI AT 75.. <br /> <br />4. HIN. KSO".35 1::75".45 <br /> <br />RAINFAlL LOSSES IHPUT ~I SASIN DATA <br /> <br />rw. P€RVlOOS RH. - .40 IN. MAX. IMPERVIClJS REf. .10 IN. <br />INFIlfRATICW . 4.50 IN./tfl. DECAY - .OOl80/SECOO FNINFL".60 IN. It<<. <br /> <br />TI.. "'IT TI" "'IT TI.. "'IT <br /> HY[)Al);RAPIt HY[)Al);RAPIt H'fllR(OOPH <br />o. o. 10 10l. 40, ,. <br />5. 428. 15. 53. 45. o. <br />10. 376. 30. 18. 0, o. <br />15. '''. 35. l' o. o. <br /> SASIN!O: 54 .. BASIN CCttlENT. Sl88ASIN 10- 54 <br /> <br />.....*STCIlH~. - <br /> <br />DATE (II. RE:11.RN PfRIOO - 100v[AA <br /> <br /> INCREl1ENT TOTAl.. STll'I1 INCftEHENT TOT.. lTOOll . <br />TI" RAINF~l EXCESS HY!IRO>W'H TIP1E RAINF~l EXCESS HYORO;IW!f <br />(MIN.) (IN) PREC!P (CrSl (MIN.) (iN) PREClP (CFS) <br />o. 00 .000 o. 70 .05 .1)23 75. <br />5. 03 .001) o. 75 .05 013 51. <br />10 08 003 1. SO. 03 .1)12 35. <br />IS. 11 047 11 as 03 011 15. <br />10. .11 081 54 9f), .03 011 10, <br />15. J8 154 106. 95 .03 .012 17. <br />30. .68 .622 345. 100. 03 .012 16. <br />35 J8 .335 418. 105 .03 .012 IS, . <br />40. 11 178 '" 110. .03 .a12 IS. <br />45. 17 .131 263. 115. .03 .a12 IS. <br />SO. .l4 .101 ZOO. 120. 03 .012 IS. <br />55. II .a75 152. 125. 00 000 10. <br />60. II .076 123. 130. .00 000 5. <br />65. .ll 076 107. 135. .00 000 3. <br /> TOTAlPRECIP . J,IZ(I.IO..RRAIN- 2.70) EXECESSP1IECIP - 2.038 INCHES <br /> '/QLI'IE OF EXCESS P!l:EGIP- 17. ,v!E.FEET <br /> PEAK Q - 418. CFS WlEfFPEM... 35. MIN. <br /> INFIlT,'"4.SOfN/tfl IXCAY..00180 FNINf- 60lN/tfl <br /> I1AX,PERV.RET.. 40 IN. H,U.II1P.RET.-.I01H. <br />lJ.D.F,C.D.f.l.WRl.I<<FFANALYSIS EXECUTED lJ4 DATE ATTIflIE <br />C1.WE/PC 'JERSI{Jf ,l(DIFlfO IN J~Y 1985 <br /> <br />45 <br /> <br />
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