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<br />. <br /> <br />SOME FLOODS IN THE ROCKY MOUNTAIN REGION. 115 <br /> <br />. <br /> <br />Rainfall in Big Horn River drainage baain, Sept. S6-80, 1929, in inches. . <br /> <br />Station. 211 11 211 .. 30 Total. <br />Dubois______............___.:____...._________________. 2.00 LO' ---O:ss- ---air -u-Ti-:- 3.01 <br />Pavillion___.________.._______________________________ -------- 2.00 3.07 <br />Divers10It dam_____..._______________________________ _____n_ L77 L19 ... T'. 3,06 <br />Lander . _____.____...__________________.______________ n______ 2.87 ,02 Tr, no, 3.81 <br />RlvortoD______________________________________________ _._u_n 2.14 L7. .211 .06 .. '" <br />Middle Fork___________________________....___________ -------- 3.00 2.06 ,'7 ,03 ., '" <br />it=~_~-::::::::::::::::::::::::::::::::::::::: -------- ----;lir ----:i3- ---LOr u, u, <br />.------- ,. 2.64 <br />_...........____'._m._.__.mm~.._.'....____._ -------- .7. .23 ,23 ,28 1.150 <br />Cody________.____.__.._._.__~~~~..~.....~...____.._._ ..._._n ... .90 ,35 ,36 2.211 <br />Deaver . ,;;__.......~~.__..._..____.._...____._.~.___~.._ ...n.n .31 ,211 10 18 ,35 <br />Lovell__~ .. __n.n nn____n ~___n_ __n___________n__ _n.__n .21 17 15 .21 ," <br />Powell. _.__nnnnnn.......n_h_.._.._.._~n_n__ nnn_. .7. :03 ~28 T,_ 1.02 <br /> <br />. Rego1ar Weather Bureau sbltlon; precipitation for 24-hour period ending at midnight. <br />~ Precipitation recorded on Sept. 301s aecumulaUon for four <lays. ' <br />. Precipitation p:l.es.SU..red in morniIlg lor 24-hour period ending at that time. <br />NOTB.-E:Icept as otherwise lDdicated, oblServatioDS are pnerallymadelate In the afternoon, near sunset, <br />and precipitation is recorded Cor 24-hour period ending at tbat time. '_ . <br />Stream-flow records are also .available at a number of points in <br />the drainage basin, and the daily discharge for the period September <br />25-30 is given in the following table: . <br /> <br />Daily and ma:cim1.l.m"dischMge of .streams in Big Horn River baBin, -Wyo., Sept. <br />es-sQ, 1ges. <br /> <br /> Maximum discbatge rtCOrded 0 <br /> l D~cIwgo """,,,,feet). (secon<Heet). 5i <br />._ Station. ~ ::11 <br />~ li Ii !l Ii lli '" 00 <br /> ~ ~ " . ~~ <br /> i i i i Time. 0''' <br /> ~ i i tS 00' <br /> Oo ." <br /> ~ 0 ~ <br /> '" '" '" ., '" '" 00 <br /> <br /> <br />-4 a. m. Sept. 28n__ I, L 600 <br />6 p.:ai. Bep~. 27..__ 1.7 532 <br />283 1 a. m. Sept. 28.... S66 L 238 <br />200 ..~~__ 11 P. m. Sept. 21.._ 9tO 164 <br />6 a. m. Sept. 29nn 3, 850 2. 1,790 <br />.~_____n____...u___n_____n__ 2ei6 <br /> <br />Wind River at Riv. 0 <br />moD, <br />Big Rorn River at <br />ThermopoJis. <br />:BiJl: Horn River at <br />Uanderson. <br />:Big Horn River at <br />Greybull. <br />Big Horn River at <br />HoMln. <br />:MIddle Fork of Popo u__ <br />~8 River neat' <br />Lander. <br />Greybull River at .... <br />M"""". <br />Shoshone River near ____ <br />Isbaw.... <br />Tensleep Creek near __n 181 <br />Tensleep. <br />PaiDtroek:Creekneat' ..n "240 <br />HyattviDe. " <br />Nowood Creek at .... 604 <br />Bonanza. <br />Sbell Creek: at ShelL_ nn 11 12.5 n_.._ <br /> <br />The records of precipitation and stream flow show that altho~h <br />the rainfall was general throughout the drainage basin, the <br />heaviest. precipitation occUlTed in the southeastern part, where the <br />rainfall exceeded 2,5 inches. Within this area were two smaller areas <br />where the rainfall ranged from 4 to 5 inches, one Dear Thermopolis <br />and the other an oval area about 15 miles wide that extended 40 miles <br />from the vicinity of Neble to a point above Lander. The fact that <br />the . floods OD the tributaries had low unit run-offs indicates <br />