WSPC01296

• File Number: 8541
• Description: San Luis Valley Project
• State: CO
• Basin: Rio Grande
• Water Division: 3
• Date: 1/1/3000
• Title: San Luis Valley Project Closed Basin Division - 1970-1971 - A Report on Closed Basin Division, San Luis Valley Project, Colorado - House Document No. 91-369, 91st Congress, 2d Session
• Water Supply Pro - Doc Type: Report/Study

000185

-'J
,-

A.rea

Nllmberol
wells Size (inches) Depth (Ieet)

Capacity
((.I.s.)

2.......__ _ nuunu__
3______.____________________
4.______...._________.__.._._.._...__
~nn _ +_ _ __. _+ __ _.. _ hn _... _ _ _ _.. _ u...
6 _______.n__________.____.____________

"
100
80
100
70

O.S
l.S
2.0
1.0
.S

41
,
J2
24
"

10
"
"
10
10

As discussed subsequl.ntly lindeI' u:-;tug-c developmellt." the ,,!1m uf
deH.1oIIIHl.'llt ('ontemplnt{'~ flint flit, dl'n~lopnH'llt (If till' ,,-ell fields will
he a step-by-step process, extt>IHlillg over S('\'{'fltl .vf'nrs. Undl'!" this
procedure, wells would he installed Hnd t('sted in a S('qut'llce which
would estnblish the llquiff>r conditions whkh pl'cn1il and would permit
modifications in the proposed well spncings und capacities to accom-
modate the variations enCollllteri'd. Thus, tll(' ('onstruction and opern-
lion costs will he Iwld to Ill(> minimum required to tH'colllplish tlw
contemplntt'<l wntf'r snh-llge, hut tlH'." might vllry from tll(' (lstilllutC'd
costs.
The pllln <.'ontemplntC's the installution of obsC'n"utioll wells along
the perimctl'r of t.1lt' o\'NHll wutl'1' snlvage Urt'u. Periodic measurements
of the depths to ground wlltel' williit' lllnth~ at these \H'lIs during Hud
nfter constructioll, and op('ration uf the pumping installntions will be
regulated so llS to insure thll! the PJ'ojt'et operation willllol udversely
affect irrigntNllnnds in the nfl'H"
The cost estimntrs pl'oyidl' for installntioll of \H'llthnproof, el('('-
tricl111y IlriYl'Il, water Illhricutt'd1 <1ee/) well turhint' pumps ('quipped
with mltlllllll sbuters. Flollt controll('( , 11l1tomlltie shutoff switch(.s Uf(~
pro\"idpd to turn off the pumps wh(,1l flows cellse. :\0 plllnphollSt'S lU('.
contC'mplult'(t. In light of tIlt' \"llrying qlllllity of g'I'OHlld water~ in the
\'nl'i()lI~ snlvngl' an'as Ilnti th(' rt'quin'IlH'llt thut tilt-' salva!;,'d wuters
mcet the quality-of-water rl'quin.menb of the Hio Grunde compnct,
the !Jlnll contcll1plntes thut opPrHtion of tIH' w('lIs will be sllllfWd to
yiclt suitable (flintily ,It,li\'erie:-; as wplllls to insure that conveynlltc
chullllel Hows during: periods of hig'h surfllt'l' runoff do Ilot excPl'd sufe
channel cllpncities"
To tilt' ('XtPllt pmrticahlt,. tllt' w('lIloelltiolls will he chosen so liS to
pt.rmit ('ssi'lltinlly (Iin'ct disehnrgt' into tll(' ('OIlH'YUII('C dHlnnel",.
\\'I1('l"c this is not prncti.'llbl(', slllullllltl'r:ds will ('oll('('t, the disdwrges
of s.c\'ernl wdls, us indicnt('d 011 druwiug: 253-504-} S24, Hnd deli\'('1' the
combined flows to the conve.nUh'l' ChHIlIH,ls. The Jesigns of the lutpnds
lire bllSpd on l'llpnciti(.s equnl to 110 pt'IT('nt of the Ilorlllnl dis('hnl"};es of
the wplIs tributary to the 11Itl'rah-. The pllln cOlltt'lllplalt's thllt the
Intends will dbdlUr!!l' into thp ('Oll\"t'yall{'l' ehulIllt'ls on gl'lHlf' or
throll~h COIlCft'tp drop structures. Adrqu:ttt' uc('rss roads llnd dlalllle!
crossings will be provid('d throughout till' ~ulvngl' ttJ't'as to pel'mit C'll:-;Y
access to tht' pumping instllllntinlb anti the l'lpctric tl'Hnsmi~sioil
fnci!ities.

Eleciric transmission lacilitits

Existing tr:lIlSlllissioll faeilitil's of tilt' Puhlic St'1'\'il'(' Co. of Colo-
rado ,,-ill permit ddin'ry of l'li,(.tric pO\H'r 10 the project nrl'u. Thl' pbm
of de\'i'lopnwnt rOlllt'mpl:ltl':-; that pO\H'r for project pUlIlping will b{'
ohtnillt'd from Ft'd('l"lIl w:lter pnwi'I' d('\:clopTIlcllts in ('olol"l1do throllg-h
n wIwelill!! agn'('lIu'1I1 \\-ith the Puilli(' St'ITi('C' Co. of C'olonulo.