WSP04296

• File Number: 8054
• Description: Water Salvage
• State: CO
• Basin: Statewide
• Date: 8/10/1956
• Author: R M Gildersleeve
• Title: Salvage Attributable to Transmountain Diversions at Selected Stations on the Upper Colorado River Above Cameo - Colorado
• Water Supply Pro - Doc Type: Report/Study

'r-:.:}

r .

"I
'. .:.::~.j

.~.:

....'"

:.....

."~
:,':::

;:~

:~:

t

,>

,.

i
,

'-:~

....;.
....
.....
-:..:!

..:..,

~~

....:~.. .~

.' ..:.~

,'j

~.' '.
"....
";."

"".' .

..
': ,.'
'. ....~
.-..
.; ): '.:;~
. .:~

n :J -, ~ e' 3
U ~....J,J

o
- , -

For the CrIl'ly years of too pel':Loc] otutli€ld, \"hcon trru'OITl)ul1tain diwJl'fdono I'1"1'e

sr,mll, the cClr'relati.on of' Inqex Supply to Outf'la,", proved to O€l a strni gj1t line
r81Rt:lonship (the 13a~" ti.ne), FOI' l<'lter periods the plotted vahws of Index

Supp~' vs. OutfImr, ..11111."e tre autf'loH j,c, the r€lcorcled discharee at the outflo~1

station plus divel'oions, shn\ld be to U", r:i.(;ht of' the Dasr: Lint' by. the runount

of the salvage.

'fiIO cellflral mathods of dr,terTII:llii.ne this salV1l~e ,181'0 uoecl. The first,

Has to comp,u'e arnual 01' montl,ly vnlu"" 01' Indc'x Supply v:;. Colorado lUvl!I' aL

the Outflml Station for periods Hhen tr"lismountain diversions ~lere apprcci.nl,ly

different, The relative gain of the Ou'Lflow for periods of Im'eer diverf.iiorm

OV<.)l' that of SMaller diwrsion ,Ihen the Index Supply was the same, would be a

measure. of the salvage, This method l;as used in Studies A, B, C, I, and n.

110nthly va]ues did rot give siglll.l'i.cant rNJuJ.ts but average gains in salvage
for certain categories of depletion could be evaluated b,y averaging methods.

The second mat to d of evaluating salvage was to find the dev.l.a.tiol1

of the mass curve of Index Supply vs. OutflO1; discharge from a strai@lt line

projected tlrcugh the values for ear~ year" of the peri.od studied, ,'hen diver-

diversions were quite small.

Camparis on of resul t.s of the tHO methods used follows: