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<br />S 8
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<br />co 7
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<br />z
<br />'"
<br />z
<br />'"
<br />.~
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<br />o
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<br />3
<br />
<br />3
<br />Q 2
<br />
<br />~
<br />
<br />10,000
<br />
<br />.
<br />
<br />l\.IAG::\Tl)E AXD
<br />
<br />FREQc-E~CY OF FLOODS. PART 9
<br />
<br />100
<br />
<br />.uap.: 3.-Variation of mean 8D.Oual lIoad wttb drainage area and mean a.ltttude In
<br />hy<1roln!:i,' IU'f':\ t
<br />
<br />101
<br />
<br />9
<br />
<br />
<br />6
<br />
<br />"
<br />
<br />3
<br />
<br />",
<br />
<br />o
<br />L01
<br />
<br />B.E.
<br />C-
<br />1.1
<br />
<br />50
<br />
<br />':D.F
<br />1.5
<br />
<br />2
<br />
<br />5
<br />
<br />20
<br />
<br />10
<br />
<br />RECURRENCE INTERVAL. iN YEARS
<br />
<br />FIGURI: 2.-Composite frequency CUrves for regioDs A-F.
<br />
<br /> :
<br /> , , ~",<fV j
<br />I i , l
<br />i , , i : i i Mean alII ude. In feel I ,
<br />, I I ill l y, J.,,<f>Y I
<br />I l I I . i I i i / IV
<br />,
<br />I i i 1 1 ) '/ /1'1
<br />I I I'#~~Y 1
<br /> I,~. ~<>)f? I . I I
<br /> /"" ~~
<br /> t '
<br /> f
<br /> ,
<br />VI"" Vi I
<br />"" l ,
<br /> ,
<br /> VI i ---
<br /> i
<br />
<br />5000
<br />
<br />2000
<br />
<br />1000
<br />
<br />500
<br />
<br />300
<br />20
<br />
<br />200
<br />AREA. IN
<br />
<br />500
<br />SQUARE MILES
<br />
<br />1000
<br />
<br />50
<br />
<br />100
<br />DRAINAGE
<br />
<br />')
<br />
<br />U,; e !o,..
<br />..5weefwiSl=,--
<br />Creek
<br />
<br />.
<br />
<br />.
<br />
<br />)
<br />
<br />"'oc~
<br />
<br />APPLICATIOX OF THE ~IETHOD
<br />
<br />
<br />2000
<br />a
<br />~
<br />
<br />ft...
<br />
<br />.)
<br />
<br />~
<br />t lJOO
<br />
<br />u 5CO
<br />"
<br />"
<br />,
<br />
<br />'5
<br />2:)0
<br />
<br /><i
<br />a
<br />z
<br />z
<br /><l: 100
<br />z
<br />"
<br />"
<br />
<br />50
<br />
<br />I
<br />30'
<br />j
<br />
<br />, ,
<br />1
<br />20 SO
<br />DRAiNAGE AREA IN
<br />
<br />
<br />I
<br />100 200
<br />SQUARE ~"'ILES
<br />
<br />500
<br />
<br />~'),;J
<br />
<br />i I
<br />
<br />10
<br />
<br />FIGURE 4.-Varlntion ot mean annual lload with draioal;e area and mean altitude in
<br />bydrolo!:lc area _.
<br />
<br />tft'.~
<br />
<br />2000
<br />
<br />50 100 200 SOO
<br />DRAINAGE AREA. IN SQUARE MilES
<br />
<br />LO.OOOC:"'-'" _~___'
<br />
<br />"
<br />[5 5000--~
<br />u
<br />~
<br />~
<br />~
<br />~
<br />0...2000-----:...-_
<br />~
<br />~
<br />:::
<br />
<br />...
<br />
<br />~- _ -T"'--____
<br />-~-,._----_. -~----
<br />
<br />
<br />~
<br />
<br />+,-.----;
<br />
<br />~ 1000, T
<br />"
<br />0 i-r t-i--
<br />~ M-
<br />e 500
<br />~ Ii!
<br />~ !
<br />< 200
<br />co
<br />z !
<br />z
<br />< I
<br />z
<br />< 100
<br />~
<br />'"
<br /> 50
<br /> 5 lO 20
<br />
<br />
<br />, ,
<br />i ' I :,1: I: i
<br />1'1'1[31..'
<br />II,~.II ; I
<br />, 1, I II :'
<br />I ' i ' -r-;-, " , "I
<br />i Curves ~re ;l.lso ~ppllcable for Yampa R,ver below
<br />i b:E. lmle Snake RIver I. '.
<br />I , ,. I ' ,
<br />, , , ',r ----.,
<br />..,.- .
<br />,
<br />
<br />~
<br />
<br />1000 2000
<br />
<br />5000
<br />
<br />FIGUR': 5.-Varlatlon ot mean annual lIood with draillllj:e nrl'S and me:l.ll altiru.I.> In
<br />hydrologic ar"'t\ 3. FI.l:ure I) j::'tve~ variation for Yampa Ri..er above Little Snake Rlvl'r
<br />an'l Little Snakf' I{ln'f ahn\"f' :\(uddy ('re,,'k
<br />
<br />
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