WSP10241

• File Number: 8200.300.40.A
• Description: Colorado River Compact
• Basin: Colorado Mainstem
• Date: 3/29/1922
• Author: Colorado River Com.
• Title: Hearing of the Colorado River Commission Convened at Grand Junction
• Water Supply Pro - Doc Type: Publication

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(IndioQting chart entitled "'l'ypiccl HO:ltl:ly .Jischarge3 2nd

Present an~ Projected net Irrigation Jelivery i~ Colorado", See

~xhibit C, Ap~en1ix Grand Junction Hoarings~. the solid line

is the deli~ery by rno~~hs from the boundaries of the state of

Coloraclo of the wEters rising in that skte.
~'or the low lands, the !totted curve shoVls what, during the ,,'.'

seven months of the irrigating season, is diverted in the low
lands and the dashed U1.1rVe shows the net delivery to the high

lands during the irrigation season, Wllich Y01J ,viII notice .is es-

timated to be roufl:ly and is in fact two months shorter than the

delivery to the low lands o"'ling to the fact that the growing

season in the high lanlls is shortel'. ~'he same thing for the

ultimate net delivery is shovm by alternate dots and dashes.

~'he ultimate net delivel'Y to the low lb,nds is shown by a dash

and t\'JO dots lind you will ooserve on the whole discharge of the

river it has but a nominal increase Bnd the ultimate net deliv-

er~' to the high lends is very conSiderably increased during the
flood water period and is less at the end of the season. The

fac t the t we deduc e from the curve of "ultima to net deli ve ry"

is the character of the increase in the ul timate nell dell very

to the high lands, and this can be illustrated by referring

again to the map (See ~zhlbit A) A~pendix Grand Junction Hear-

ings) of the drain~ge basin in Colorado, which shows two things:

First, since these are roughly oontollrs, the principal part of

the land yet to be develo-ped is in hil':h aLtitudes unO. that there

G.J.