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<br />on854
<br />
<br />fact-01'8-als.oac~,,,unt i-n.partfor th-e-variability in runoff indic/1.ted by
<br />
<br />the 'date in .table ~ .'-Fu.rther study is needed to-c larHythe a,rea
<br />
<br />~ela.ti-4)ll:s.hi,s to rUllo~f.
<br />
<br />In m.es.t of .theW-es-tkmger recQrd-s. <i>f.p-redpitationmea-surements
<br />
<br />,. ". -- , ..
<br />. ..are available thanofrunoff,..and predpi,tation fl'equencymiiLY therefore
<br />
<br />-beqsed ascan-ai4.in- apJ>raising the expectedfrs,!:uencyof',direcUy
<br />
<br />me,asured l'unoff. In-some is.olated localities estimate,s of runoH may
<br />
<br />.
<br />
<br />of necessitY-have to be made on thebasis.ofp.reeipitation. More run-
<br />
<br />.- -Qffmeasu're~ents re~resentat.iveof..rs..s where.stoek-pends-are
<br />
<br />likely.tobene;lj\ed,'sholildal$o be .encouraged. The,semeasul:'ements
<br />
<br />i
<br />. may be-made wi~ar.ange .of d,evices-and methods, including f~umes
<br />
<br />, .. -,," , - 0,' " " ',I. ' " .__ , .
<br />and weirs in.sj;alled in'$elallwatershedoha1'!ne-lsand by me~suring
<br />
<br />. ,. "
<br />volumatri(l:aUy the runoHtoe><lsting-stGCk..ponds.. G1:>s.ervation of
<br />
<br />hilthwa ter m~.Fks..and-:GalGulation --ofa.peak-flow using -cr<>ss -5 ec tiona 1
<br />, .
<br />
<br />. areas -furnisb,'lUl ~dea,ofth.-evolumeof flow fr.omthe-contri'buting
<br />
<br />.
<br />
<br />t. , ,
<br />.. - . j " .,- .:, ,,~, , .
<br />.-!ilfJ:l!Iin. -Su<:h--m<>a-tffir~m'Snts, if correlated with nearby long-term
<br />
<br />flQw..meaS\1re!!lentsin-.targe-r ..s,treani:s.,or with,.kmg-te rmprel1Lpi ta tion
<br />
<br />. ~ea~1'einent.s. ca\'lc iWP;l'",vethe..J9.al!l~sforesti-mating the probable
<br />
<br />. ..
<br />&uppiyte:&t-ot1k~ds:inapa.rtk~taat a-rea.
<br />
<br />-E&ti-m.#i~-of.::wil;t.er:-supply b-om-g-r.ouR(hwat.e.ror spring flow
<br />
<br />,- - ,"' . . ,.", ,~.. " .j. ,- > - .
<br />. .oan be-made-.wil;h..g:reatel'..aoeuraey- and wi,th. fewe l' rneasu-rements
<br />
<br />thanwhe-l'e'sU'mcerunoffiS7th-esonf<le~B'ttPpty . Theg'l'otmd'water
<br />recession cU;t"V'e may.be rather wet! outlined with a f.ewmeasurements
<br />
<br />43
<br />
<br />;!i
<br />
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