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B46 Ju.nt:15 ''''". .11.1.111'16- (Moo___. 070lL___ 1500. 1800.__ 1900__ 2100._ ~ZOO_ "300 24r(1: FLOODS OF 1965 IX THE UNITED STATES Gage height <<nd dilSchargc at indicaied lime, 1965 Hour Gag(' height ((ect) Dis- charge (c[s) 'U;;~ Junt:7" !,~5':!1~~::..:- 1.25010300.... 1,190 0400.__ 1,5300500 l,r,I>O I OOJ~L 1,700 0700... a,140 080(l... 4,li'lO,09!),).. 5,950 IlOO(l, . R,300 Inoo.. ! Hour Gage Dis- height charge (feet) (cfs) Hour 3.5.'1 3. .~o 3.93 :~. ~l~. 4.J3 .~. 4;; 1_;.47 7.25 8.20 ". 'V 10.05 10.90 11. 77 12.93 i2.l4. 11.98 l1.f>3 10.;0 to. 10 9.00 June J7"-Con. 1~:~I'i~:-:-:-:--. 19,100 2000..... 23.400 2300.. _ ... . 29,600 2400 25,300 I j:.nc ;,~. 24,500 0100.... __-" 2'.?,800 0400.- "'00 ,..,,,,, ',' 'I"-W_u 15,200 2400__ 10,900 , . Daily means computed from data in addition to figures shown. G3.ge Dis- heIght charge (loot) (crs) .....2 7,79 7.64 7..'>3 7.14 a,goo 7,1SO 6.810 6,550 5,,40 5.7S C.60 6.57 I). 4~ 5,090 4,790 ",;..0 4,&10 (19) 6-7210. SOUTH PLATTE RIVER AT FORT LUPTON. COLO. (Regular station, unpublished] L(lt'ati(:ll.-Lat -!oo04'~O", long 1040413'18", ill Xl\"% ~l~'. (j. T. 1 X., H. 6Q W., on l(>ft bunk .,0 ft downstream from bridge <Jll State Hi~hway '-.2 at Fort Lupton :l!ld 1 mile dO\\'ll~trea!ll from Bi;:; Dry Cn'l'k Draill:lge area.--:),OlO sq llli. nage-height rl"('(Jrd.--.FI(Jodlllilrk~ ouly. DatllllJ of ;..:age is --l.s..~"i.w ft <lbon' IlWIIIl sea len'l, datulll of 1929. ..\Iaxim:l.-.June l.-,.....:?O. ID6.'): Dbeharj.w, ;.la,WO ds l1:~O hour;.; JUlH' IT (gage height. 8AD ft), UJ" indirect measurem(>nt of peak flo\\". 10000, 19'.W to :.\Iu;\' 1965: DisehMge, 9,000 efs Apr. 26, 1$)-12 {A'uge height, 7.24 G.700 cfs. fl.; p!""':'~e!!t d,lt~!!!~.::!.r ~:r~ 6-,';0 ft ~:p~trca..I.}. frOi., '<lting curw. ~..xleill.l!;"u aiJU\!;" (20) 6-7310. ST. VRAIN CREEK AT MOUTH, NEAR PLATTEVILLE, COLO. Locatioll-Lat 4001;J'29", long 1(}-P52'4;J". in S.K~XW% sec. a, T. 3 S., R. 67 'Y., Ol~ right hank 140 ft downstream from bridge 011 county road, 1.3 milt.s npstre:ull from mouth, and -:1: miles llorthwe~t of Plattevill(>. J)r:linage area.-!)7G sq mi. Gage-height record.-'Vater.~tage r(>('ordt.c g-raph. .Altitude of gageo is 4,740 ft (from topographic mal)). Discharge record.-Stage-dis('h:uge nolation delim>tl by (-'l1rr{'ut-lIIet('r I1l('a~ure- ments below 3,300 cfs. :Uaxima.-June 1()""'21. 1!)6.j: Discharge. ;-t070 ds 2100 hourI'; ,Tune 18 (gage height, .i.77 it). 1004-6, 1!)1~, 1927 to )fay 196.'j: Discharg(', 11.300 ('fs Sept. 3, urJ.~ (gage height, 8.93 ft, at site 140 ft upstreoam nt differeont datum). from rating cun'e extended above 4, iOO cfs. Remarks.-Reeords do not n'llresent storm runoff but inllow to f100tl :1ft';\. . I . I ! SOFTH PLATTE Rl\'~R Ro\SL~; COLORADO; JlJ'!--:E 1965 B47 .l[can discharge. in cubic feet l)cr second, 1965 ]lay D~clia"!Jc .Tune 10 ---- - . _ _ _ _ __ _ ___ _ _ ___________________________________ 229 11 _.______________________ ______________________________ 742 1~ ----_________________________________________________ 1,680 l:{ - -- -- -_____ ___________ _ _____ __ _ _ ___ ____ ______________ 1,::iOO 1-1 ----________________________ .____________ 1,530 1~ -____________________________________________________ 1,320 1(; --__________________________ _______..__________________ 1.4iO 1, _____________________________________________________ 1,800 1" - -------_ -____________ ___ _ __~_ ____ _ _ _ __ _ __ _______~__ _ :!.910 19 ------_______________________ _____ ____..______________ ~, iGO ~~ ----------------------~----- _________________ ~.r~o 21 ______________~______________________________________ 2,300 Gage height and discharge at indicated time, i965 !lour Ga.ge h('ight (feet) I.:~~l~-----~~~-.~~~~~ -'---:ur (feet) ._(C~~l 4.62 I, no 11~.~~:~~~~~~.._ 11800_...._..__ ._p 1,740 12100__....______ 1.770 2400..__....__... 2,050 Jur-..; If} 2,450 06OCL.._____u.. lZOO..... _ 5.48 2. 730 1800..___.....___ 5.53 2,790 240("-..___________ 2,890 3,060 3.070 3,050 2,830 2,650 2,700 2,690 D~. I charge I (crs) -1 I June16'-Con 1,490 2400__ _ J1.I:lI-,17 1,360 1 OOX'J________...._ 1,300 1200__....__..._ ''>Vl """'" ~:~~ 12400~j~~e~~i~:::- 1,450 0"-00__._....... 1,640 0600______..___.. h~i~~et (fM) D;s.. charge Cds) J:.:.ne14 24()(L j~;e 15 06iXL. 1200_ __ 2400. June 16' 060(L______ 1200__. 181XL_____..__ 4.35 4.22 4.16 4,i):!. 5.62 5.76 5.77 5.75 5.6"2 5.47 ;5' ',50 4.59 '.62 1..8B 5.24 4..07 4.31 '.50 ~ Daiiy means computed from l1ata. in adl1itlon to figures shown. (21) 6-7440. BIG THOMPSON RIVER-AT MOUTH, NEAR LaSALLE, COLO. Location.-Lat 40021'00", long I04047'Q.-1", in SWY4SEl.4. se<.'. 3:~, T. G x.. R. ('m 'Y., 011 left bank just southeast of gage on Enlns town ditch, 0.7 miles up- stream from highway briuge, 1.6 miles upstream from mouth. amI 4 miles west of I.luSalle. Drainage area.-828 slJ mi. Gage-height record.-\\'ater.stage recorder g-raph. .\.ltitude of g-age is 4,680 it (from tOI)()graphic mal)). Discharge reeoru.-~tage.discharge relation (It.'Hneu by current-meter JlleaSl1re~ ments be-low 1.500 cfs. :\Iaximu.-.June 16-21,19w: Discharge, l,D60 cf~ 0000 hours ,Tune 18 (gage height. 6.77 ft). WH--1,i, 1927 to )Iay 196J: Discharge. 6,100 cfs. Aug. 4, 1:>51 (gage 1ICight, 7.80 ft. :It ~ite 0.7 mile dowllstream at different datum), from rating cun-e extended llboye 4,500 cfs, gage height, 8.72 ft :.\Iay 9, 1937, present datum. H('m:lTl,;s.-RN~ords do not represent Morm runoff but inflow to flood area.