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<br />lJuL
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<br />(Water resources)
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<br />either of the twe r;~r;e sand ':;he flow at the mnster station, A-.kansas
<br />River at Granite, a ratio waG taken of toto1. recorded flow b~" r.lonths
<br />and r,roups of months for the period of concurrent recore,. T1:s result,.
<br />in/; ratio was applied to the Granite flow in ordsr to estimate the run-
<br />off dt;rinr; the periods of no record for Bast Fork nnd Tennessoa Forl:.
<br />',.hen a pore definite linear ro lnti on ship was SilO''ffi to ex~st betwoell
<br />flows at eithor of tho two r-;ag,es non.r Loacivillo and t;lO mastor station
<br />at Granite, a linear curvo l,Ira.s COIi1putod by tho mothod of least squares.
<br />
<br />Tho ct..no.l o.:ld resorvoir intorcopt a totnl o.r;Ja in tho Arka.nso.s
<br />Rivar Jasin of 116.8 squaro milos, of which 50.0 squCtro :oilos aro com-
<br />rondod b~' tho r;<:>.st For!: ,",o.i~a and 39.6 squ"-ro milos by tb, TOiJnossoo :'or!:
<br />{';c.[~c. Tho D.V0rat;O a.nnu::tl unit runoff' in tho critiGnl poriod lS~IO-ID41
<br />rro.s 496 acre-foot !jcr squu.ro mila for 51.3 squo.ro rl:i_los o.bovo t~o Ea.st
<br />F'c.rl:: :--~~[;C a~..~ t!5G acro-foo"';: ~)cr sCjuc.ro :1~ilc for "16,1 squc..rc r:1iLJs abo"'.-o
<br />tile 'i'L:~1:;:JCSSCO rarl:: f;.:1Cc.
<br />
<br />Sinco tho c::-:.nr..l im.orcop"cs n7.5 :?l.jrcor~t of th0 ~rc.:c. cOr.1Jac.ndod by
<br />t:i18 :-:a.:.o 0:1 East Fork nuo.:r LU:1.dvil1o, t~o f10"."1 ~l.t the ~Q...:c ....v-:,r; ~o~s.id-.
<br />orod to bo tho quCtntit;,' of no", c.V-l5,lc.ble for divorsion. Tr.is is thouGht
<br />to be a. r~rl3ono.tlo oztil'!l.:lto J.S no Inrf,o tributo..r:,05 ontor c'ot"'lQ011 tho in-
<br />torcoption and tho r,li.!:o. The intorcc!,)"tiion .co.r~al is short, and it 'is 05-
<br />ti!i1.~t.cd tho:~ virtuClll:{ no water l'lOUld be lost duu to excossive runoff
<br />ratio or sccpo.f::o from tho ce.:!;;.l.. '~.:i..:.tol~ to muet ninimur:l fish flu;; ro-
<br />quirOIiYJ~1ts must no o.llor;od to pass 00.011 diversion point. The fIa..-, of
<br />Tennossoe F(lr~c at ti.1C Lco.dvillc ::;0.00 r{~s roduced in ordl.'r to obtain tho
<br />runoff o.vnilo.a:e for intercoption Clt tho div,:l~~;ion cOon:.::.l. It is ostim-
<br />atud that n.3 pu:'cont of'tho ruaoff a',ova t:1~ ,:a~:,o oricinates in tho
<br />u.!?pc:- 38.6 squc.ro milos, 85.9 ~)Qrcont of tho dra.in:tru o.rc:::. to t:1C r;o.go.
<br />Thosu fir;ures ",-lOre obto.i~ed by estilX-ting th,o." t!1O unit runoff be-b.70en
<br />tho divorsicn c"uo.l nnd the :;,Ct';o '"[ould bo onl;' about one-hnlf of tho
<br />unit runoff of tho 40.1 squaro milos cor:mundod b;; the ::;a[;e. This osti-
<br />rote appoo.rs to bo reasonablo duo to tho hi,)lOr J.v0ro.r;o altitudo of tho
<br />urGe.. o.bovo the callal, r.~~c:J.tur ccnsi.E":lptivo i.U::c.; but\':ocr:. tho clovation of
<br />tho diversion co.nal c.r..d tho [~::r'o, '~l1d the fa.ct tho;c no lC'"r~~c tr ib'ltr~riu s
<br />o21tor botl'.'"ocn th,:: intorcc~!tiol1 2..r~d t:'lC (;o.f.~o. Thus, a J7luch r:;ruo.tor unit
<br />runoff is to .~)O cxp,:;ctcd ::'..00"'/0 t:18 divl:rsicn c:ln2.1. '~his i!1t.orcoption
<br />c:.:-.o.1 is .J.lso short ::,nd it is (;stj.ln..~t<,;d th:-.t vi:rtunll: !10 ......ater 'No~.ild
<br />-~O lost duo to CXCG3!Jivu rUl1o:':'f r[~tos 'J!' GCC?:':C0 f:-or.-! -'~l:\] cc.; >:.l 1. ",htor
<br />";[auld bo .:.'.llor/cd .co pass tv h;.;lp r.::::.~:c up ii1i;:.ilT:U:.l fi:'l-l fIc':l r0(~uiro~'.1c:ntR.
<br />
<br />.;.'~ rocordii1g i;o.{:~o \'[.:1.5 inst:.llcd on Lo.~:::J .furl: o:oovo ~u:;c.r Lo:-..f He s-
<br />ervcir in Uz", 1946. Tho record for ;'1o.y throut;h 3cptombor 1946 is the
<br />only rocord Ctvo.ilo.-"lo for Luko Fork. .:.tlch a short rocord is of qU0S-
<br />tiona~)lo 'r.lluo but is uadouutodl;' bettor th"n o.n o.ssumption. Tn!.s {';a,,:o
<br />cOT.lloCtnds 23.7 squ.:.ro milos or :;7.1 porcont of tJw 27.2 squ"ro milos in-
<br />torcor>tcd-b~'-Su{:::-,r-Lo:ir. r~oscrvoir. Tho fIo';, ~.t t;w Lal:o ForIe P;D.Go -r/'J.s
<br />plottod a[;D,inst tho flow Ctt tho Ar"Ctnso.s liiver r;o.f;o at rJro.nite fo:j
<br />concurrent
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