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<br />Evaluation of StreSl/l-gaging Pro~~
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<br />Work is well advanced in the Pacific Southwest,Region on the first
<br />phase,o,f the natiori-wide project to evaluate the streamgaginil},etwork .and..
<br />to ,set long-x'artge network pro~am go81s.correlati?nstlldies.for.'_aU ~ctive
<br />gaging -{ltati9ns have beeJ:l completed and a reclassification' pased thereon
<br />as to, primarY, lrebohdary and wa,ter~managelllent stations is scl1edul,ed for
<br />completion by Januiti-y 1957. "
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<br />Soil and Moisture Co,nservation
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<br />Badger !I'ash area, Colorado.--Cooperative stuclieswi th the FC!lrest service,
<br />the Bureau 0+ Land'Management, and the, fureau of ql.ec1amation to da,termj,!lEl '. '
<br />'dif!e:r:ences in runoftand sediment 'yield, onemall drainage -b~ins, <ilia; ,to-
<br />graz-ing exclusiOn were ,continued. ,Water-ste:ge recorders were:nairi~ed-" '
<br />o~4 r_eservod.rs andweeidyreadiirgs of stage were obtained',on ;1.6, aaditione.;J..
<br />J;'eseri'{qirs during the Season. RecoTding preQipitation gages wElreope,ratEld
<br />at 9, ;loQatfons in the area. "ThEl gages will be opera tEld assi;ora,ge _gages
<br />~m.,':L1ig the winter per:l.od.l3ecause oiE dJ:ought conditions, no sig~~cant
<br />runof;fwas obrained during;theseason,' 'put all rei,servoirshave, beenre- ' "
<br />sUl:'vey'~d,for ,sediinent contribution during,tha iyear. Obseritational,ranges'
<br />op: ,the :phannels and elsew!'lElre were remeaslired.. ' " ' " ' ,,'
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<br />A progress report on the results:, of,.the' Geio16gioal SutiTey,studies for
<br />the 1956iseason: iS1lI14e~, "prepa;'at~on an(! upon contrJetion Wili.~ -dis:t,vj,buted
<br />to"yhecooper$.t~ng perticipants. ' " '
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<br />Little R<1bber area, Wyolning, and Crescent Wash area" ~<lh,-:~Stud;ies'
<br />of runoft" and the util1z;lt1on of water"onspreadil')g areas,durinlit!ie1956: :." j
<br />s9a's\!)n:'W'(l1'e:<:,60n:tJ,nuBd,;, ,A,gdri becaus~'ot t_ha:drcqgl1t, runo:ff,lll'8s$1laU., but,
<br />~te:r-siagel': recorder sand precipi ta 1;iol1 gages were op.,era':I;ed pontipiW~ly..
<br />as inpreiriQ1is',sea$cins~ In theCrascentFasharea onlY 6ile-sto:rmproduced':'
<br />runofff,_\-buttI'iIswi,is -riq~ sufficient to have appreciable efte()t onspreaairl;g. .'
<br />.:: ~.' t ;:"':-:' .'. '" .' " ' .' \' .'" . \' '; (-. : ,~ '. ., ,. .
<br />San S:Lmoti:i:i.~a,Ariv.o'n~.--R~cords were obrained of rUnoft:_.fUld_,pre...,'
<br />c:l.pitat10n to aetermine the effect of J3ur.eau 'of 1':;an<;!. Managementstr:uct.tI1'es ,
<br />on contributio.tls 'of the San_Simon to'Gila River. Water-,s1;age recQi!lers,.
<br />were.:i>ns.taUed on 3 res~rvoirs I3l).d on one overflow lIier_. '. With ~hei:;'e;run" , "
<br />off"from' ab6ut, 75 percent of the basini:s l:eing'measUred!', TI:1,reEl ad;:ii.:t"io,nal
<br />recordin~' Min" gages W'ere instal;J,ed and ,operated"<to "detehnipE1 origin ot, .' ", '
<br />flow on ungaged parts 'lit the <h!a:j.nage area.' RUnoff during these,ason:wS$-
<br />very l~~~:: ~..~J:' ..':~,:;.., ~.,~: ,';,,':_,;' . '." . :': ..< C:,.' , ,. ..' ....
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<br />Centennial, Wash area, Arizona.-A water-stage recorder was :l;n$,tl!lled,-
<br />and operated on, a:laZ:lS..~",re:!'iervoir ,;reoently llol11plti,te(! :?:y .the Bur.e~u;-o,t'La:n.d, "~-',
<br />Managemenii. - Me,aSUf',ementswi:ll ,pe obtained '0,.1' total'iiiflowenterJ.ng a.,,:~ge ,"'-')
<br />area covered"bY'_"conseNlltion :treatment including'detentiori'reiervqirs,
<br />Bptealierdikes,,'and re~~;eiJ.;i.ng' tracts,. :. upon cbmpll;i'tionMa rll-/lerYG:i,I' at" ',.,
<br />the downst~eam' 'end o,t ,t.l;1e treatecl area, "a second wa'ter':'i;ltage ;J:'e~Qrder-wiJ.1: - -,',,"
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