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<br />000993
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<br />Chc.?tBr I--Go~ornl Inform~tion
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<br />PHYSICAl. GEOGl(iJ>HY
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<br />Looc.tion
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<br />The Br~zi81 RcscrvrJir site is located \'lithLl t~le Gering 8: ?-tc
<br />l:c,-o.mie Irrigntion District 'cf the North Plntte Irri:;ation Project,
<br />on Dry Creek Drf'.in in the s.h 1~'!1- C\.nd t~10 N-\ S;'l} of Sec. 27, T'l 22 No,
<br />R.. 58 yro of the 6th princip:11 ~1cridinnv The sitE) is in NeJraskn, ~bout
<br />on<3 mile enst of the ;.'Jyonine;-Hebrnskn boundnry, c.nd "bout 4-1/2 r.liles
<br />south of the town of Lym,'.n, as shoml on I:xhi bi t 1, loce,ted in the
<br />frc>nt of this report, Too reservoir Hill oxtend upstream SO!'le 2-1/2
<br />miles, c.nd will lie bet"1e8n the Ft. I;.rnmie C"'Hll on the south nnd
<br />the HO!'SG Creok Lc.tcrnl on the north. Tl~c reservoir inpndr',ted C',rcc.
<br />includes portions of soctions 26, 27, 34, nnd 35 in TO'~lShip 22 North,
<br />end po,.tions of secti'cns 2 '_'.nd 3 in Township 21 North, 'ooth Rc,n[;e 58
<br />Hest. The 4159,5-foot oontour c.:",oroxiL!ntes the high wc.tcr Une of the
<br />proposod reserv.oir f'.S norno.l wC'.tcr sur.f~ccQ Lr~nds servec1 b:r th'J EorsEl
<br />Crook Lntor:ll, which will ClSC ,.",tor i;:1poundod et Braziel, extOlld eo.st-
<br />"c,rd "bout 11 mi Ies from the j'.>!1ction of Dry Creek Drai:1 o.nd tho
<br />le'.toral. Thc d[\J", reservoir c.nd nIl contiguous lC.nds lie on tho south
<br />sido of t;1Q Horth Plo,tto River.
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<br />'physical Featuros
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<br />T'1e resorvoir si tc I\nd ,.djc,cc11t lo.nds lie in tho North Plat.te
<br />VnEoy, which in this resion is c.bout 25 miles in ';lidt.h" Tho rivor
<br />in this roo.eh hes D.11 c.vcrngc fnll of "bout 7 feet to tho nilo. Tho
<br />liP.1its of t.!lC v:.::.lloy on tho south Gre i.......t }~ighcr olcYC'.tions thC'.!1. on
<br />tho north side of tl~c river, T~~is results in steeper slopes to the
<br />river bed. Be,ld Pcc-k, Scotts Bluff, ond Tnblo Nountain D.ro proni11ent
<br />clc'lC'.tions i:1 the o.rc:1 na::\r the dan D.1l.d ~"cscrvc,ir sitce Elcw.tions
<br />on tho rivor ro.:1ge from 3,945 feet ~t 1litcholl to 4,035 foet at the
<br />Y1yoning-Nobrc,skn sto.to lino. The vnlloy rim on the south rises to
<br />olovc,tions of 4,500 feot. 'The steoper slopos occur botucon tho riM
<br />~nd tho Ft. L~r~lio Canal. Below tho cnna.l the l"nd is gently rolling
<br />to level and \]ell a.do.ptod to irrig"tion. The entiro "roo. is in tho
<br />high pl::'.ins region oet\'locn the Rocky Mounto.il1S to tho nost n:1d tho
<br />Uissouri River to the c::-~st.
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<br />Cline,to
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<br />C linntologicC\l c Qadi tio:ls in tho ::'.roc, nre si"i lc.r to til0S0 found
<br />ols.JlIhorc in tho high plf'.ins CO\.l1ltJy, Tho hunidity is rclc.tively lOll.
<br />SUT.1nors ~,ro quite hot Q..."1d tho vJir...tcrs ::'.TC often scvcrC;t The .':'..vorc.gc
<br />J::-~:..lu('.ry tcnpcr~\turc near :Mitchell is 23.8 degrees \"Jhilc the o.voro.;c
<br />July te~pero.turo at tho s"ne sto.tion is 72,e dogroes, The no.xinun
<br />tenp0rd:ura of rucord j ~ JOe 00grocs md tho nininUt1 37 degroes bolow
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