WMOD00575

• Title: Suitability of the Upper Colorado River Basin for Precipitation Management
• Date: 10/1/1969
• Weather Modification - Doc Type: Report

I" Mean
Cv Coefficient of Variation
IIII!Ii1II Spring Runoff
c=J Remaining Season Runoff
uu_ Stondard Deviation

CSU 10 1077400 - San Juan River at
Pagosa Springs, Colo.

6

5

4~= 81
Q .
3

2 10

30

20

1"= 16.83 Cv=42
----
1"=13.~fv=46_

g5~!;~ ~1O 5:EE l> ~ <D i1i <D (j) <D <D (j) i1i (j) i1i (j)
.,<"zen;u;u !<iijs:?ii-o U> N N ()J ()J .t> .t> ()1 ()1 ~ en
0 ()1 0 ()1 0 ()1 0 ()1 .t>
Pagosa Springs, Colo. ..
CSU 10 1077250 - Rio Blanco near
6 30
5
4 - 20 I" =19.65 CV=.39
9.s = 78 1"=1539 Cv=4~ ~-
Q .
3 ,.
. .J'
: I
2 10 ii..Ii
I
!
. ..._.......1_. __.l
o zo <-"T1 S:l> S:<-<-l> (J) ~ <D (j) <D <D (j) i1i i1i (j) i1i i1i
~~[!J~fti~:B!<~F?ii ~ N D1 ()J ()J .t> .t> ()1 ()1 en (l)
()1 0 0 ()1 0 ()1 0 ()1 0 .t>
fTl-<

Fig. 5(e) Annual, spring, and monthly runoff (in inches) for stations San Juan
River at Pagosa Springs, Colo. and Rio Blanco near Pagosa Springs,
Colo. Qs/Q represents the ratio of mean spring runoff to mean
annual runoff.

I" Mean
Cv Coe.fficient of Variation I
.- Spring Runoff
CJ Remaining Season Runoff
Slandord Deviation
6 30
5
4 ~= 83 20
Q .
3
2 r 10

CSU 10 1078000 - East Fork San Juan
(San Juan) River near
Pagosa Springs, Colo.

- 1"= 18.36
-1"=15.26

Cv = AO
Cv= A6

020 c...""Tl:S: l>~c... c...l>(I) i1i \D <D <D <D <D <D <D
norrll>rTJ 1> "'UpCCCrrl ()1 N '" VI VI '"' ()1 0>
-t<OZW::tl:JJ~~!:(G'>"'U 0 U> 0 U> 0 0 0
45.6
CSU 10 1077800 _ West Fork San Juan
Ri ver near Pagosa Springs, Colo.
6 30
5 I" =24.19 CV=.39
4 [? = 85 20 I" = 19.70 Cv=44
Q .
3
10
. " .;~.~.. .
<D <D <!) <!) <D <!) <D <!) <!) <!) <!)
iJi N '" VI ()J '"' '"' U> U> en 0>
0 In 0 U> 0 U> 0 U> 0 '"'

Fig. 5(f) Annual, spring, and monthly runoff (in inches) for stations East Fork
San Juan (San Juan) River near Pagosa Springs, Colo. and West Fork
San Juan River near Pagosa Springs, Colo. Qs/Q represents the ratio
of mean spring runoff to mean annual runoff.

10