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<br />(Avorago annual flood u~ago)
<br />
<br />--.~--
<br />
<br /> Poo.k flo\"l Docronont I 1<'.l00<1 dnr.1a.go
<br /> of No. of of nunbor causod by
<br /> flood floods of floods flood with
<br /> (soc..ft.) por yoar por yea.r poak shorm
<br /> in co1.1
<br /> (1) (2) ( 3) (4)
<br /> 7;000 00385 ,r: ;,; 0
<br /> 0.115 I
<br /> 10,000 0.270 I 10,000
<br /> 0.145
<br /> 20,000 0.125 1,000,aoo
<br /> 0.048
<br /> 30,000 0.077 3,00a,000
<br /> 0.027
<br /> 40,000 0.050 6,800,000
<br /> 0.a13
<br />- 50,000 0.037 23,000,000
<br />~
<br />- 0.009
<br />-
<br />- 60,000 0.028 28,400,:)00
<br />-- 0.006
<br /> 70,000 0.022 31,40a,000
<br /> 0.004
<br />. 80,000 . 0.018 33,20Cl,COO
<br /> 0.003
<br /> 90,000 0.015 34,300,aOO
<br /> 0.002
<br /> 100,000 0.013 35,000,000
<br /> 0.002
<br /> 110,00a 0.011 35,60a,OOO
<br /> 0.001
<br /> 120,000 0.010 36,100,000
<br /> a.oql
<br />
<br />Dana.gos
<br />
<br />~
<br />, '-J
<br />
<br />."
<br />."
<br />
<br />(6)
<br />
<br />5,000
<br />505,000
<br />
<br />575
<br />
<br />73,225
<br />
<br />2,000,000
<br />
<br />96,000
<br />
<br />4,900,000
<br />
<br />132,300
<br />
<br />:
<br />
<br />14,900,000
<br />
<br />193,700
<br />
<br />25,700,000) _23J,300
<br />
<br />29,900,000 -: 179,400
<br />
<br />32,300,000 129,200
<br />33,750,000 101,250
<br />
<br />34,650,000 69,300
<br />35,300,OOa 70,600
<br />
<br />35,850,000 35,850
<br />
<br />36,350.000 36,350
<br />
<br />130,000 : 0.aa9 36,600.aOO
<br />Avor~gc annual flood d~~ago. . 0 . . . . . . . . . . . . .
<br />Roundod a.t. . . . . . . . . . . Q .. . . . . .. ... . . .
<br />Explanati~n by colunns:
<br />Col. 1 - Ass~~od flood poaks in socond-foot. ~
<br />" 2 - Rociprocc.l of froquoncy ta.kon fron exhibit _,7,.
<br />" 3 - Itom 1 in col. 2 ninus itctl-2; iten 2 ninus iton 3; oto.
<br />" 4 - Fr:;n stnge-dnnngo curvo, oxhibit 7.
<br />" 5 - Avorngo of iten 1 t'.I1d iten 2 in col. 4; nvernge iten 2 and
<br />3. etc.
<br />Col. 6 - Col. 3 tines col. 5 equals do1ta dcnngos. Sun of col. 6
<br />equals tho averago onnua.l da.na.go.
<br />
<br />i-l;349,050
<br />$ 1.349,000
<br />
<br />-.-----
<br />
<br />Avorage annual flood dnnngo in tho Arkansas Valloy"botwoon tho nouth
<br />of tho Fountain Rivor ond John Hartin Rosorv:ilir is ~512,OaO as ShO\'ffi in
<br />tablo 8. Data usod in tablo 8 TIoro t~kcn fron oxhibits 8 c~d 9.
<br />
<br />16
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