WSP02970

• File Number: 8059
• Description: Section D General Studies-State Water Plan
• State: CO
• Date: 1/1/1969
• Title: Writing the Report 1969-Colorado River Basin Draft2
• Water Supply Pro - Doc Type: Report/Study

j
~c

j
I

~A:cr: III

COLORADJ :i!"''"E:~ 3A3I~

because ~,'s use 0: Wa~er ;enerally ~as fa~ adva,ced ~e~ore
;l;
caL~ec~ion of records began. Hi~rical ceple~io~s were tnerefore

es~~a~ed =or ~nis repor~, u~i~izing all availa~le da~a co~sistent

i

wi.'t::t.: -a

.....;... e:J:.g:ineering judSJents.

a. Surface wa~er

T.he pe~iod selected for this s~ud7 was the water yea~s 1514

1:D...-<XU1tn 1970.

For ~he pUr?Qses 0= this re?Ort t~e Coloraco River

.,

Basin. area "'as st:udied in six soba~ins.

These subbasins include

tne ~a~a. 4nite, U?per Colora~o. Gunnison, Dolc~s and San Juan

river draina~e areas located ~ithin the Sta~e of Colo~ado as sh~Jn

.'.

I.
I
I
!

b:r S","'1i.Oi t

~

J
.

(1). Quan1:i1:y

The cc~Lned a~era~e his~oric outflo~ from Colorado fro~

~~ the ~~udy DaS~S ~as 9a460 ~i~lion acre-fee~ an~ually.

Stre~ de?letioas due ~o ~~Geve1o?we~~ c~ins tee 1914-70

study per!oQ avera~ed 1.3~4 ~illio~ acre-feet an~ually.

Conse-

quen~1y ~ne uncepleteci strea~ flow ~ould ha~e ave~ased LO.774

ci~io~ acre-feet ~~nual17.

~i~h the 1970 level 0= Ge?lctio~s

0: J..807 ;:::;illic:J. acre-feet:' cccurri;Jg c.u:,in~ "tohe s-::udy pE:rio-=."

.,

the pres~~ oo~i~ied out=lo" frc~
"
8. 9571 ::l::...l~::..C"n acre-=.ae't a:1.:11..:.all:'.

~he bas~ WO~ld nave been
,..- FJ-"30
Ta.1::.:!.e !.._ - -:- 5>10....5 -:::,e

ave~a;e histo~ic ~l~~.

, ' ,
.:::e?...:..et:;:;1S"

vi~~~~ ~:~~" a~d :970 ~oci~ie~

flow leavin~ C010:'3CO.

--.;II: -

r,

---2

, .

.

,~
'-'>~~

.5

.;....