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

000201

87

TABLE .t.-NET RISE OF WATER TABLE AS DETERMINED FROM WEll HYOROGRAPHS
[Unit-leetl

m

'"

152

Well No.
55

1-4

T-]

I"

1949-.._.-
19~(L__.
19$1._____ _____h.....
1952........ ____u__
1953............. UP
1954..__.
1955..______..
1956__.___.....____
1951__..

3.10
.6<1
2.15
tOS
3.6<1
1.85
1.10
1.60
1.70

3.00
1-10
.5<1
2.60
1.40
4.70
3.40
3.00
3.90

390
4.10
3.60
4.10
4.65
3.85
3.90
3.211
4.15

2.60
1.6<1
2.10
DO
2.25
1.50
2.35
2.00
2.85

4.05
3.70
4.30
4.90
3.15
tOO
3.80
<60
6.30

2.90
1.90
.40
2.30
2.5<1
.10
2.5<1
un
4.30

2.50
2.55
too
2.00
1.85
2.20
too
2.30
3.00

TABLE 5.-EVAPOTRANSPIRATION OF GROUND WAHR WITHIN SALVAGE AREA
[Unit-l,OOOacre.feetl
WetlNo.-
ZSS '" 152 55 T-4 T-] I" Tnlal
Area,acres___.........___ 18,840 3,760 17.200 12,250 9.750 21,600 24,200
Weightedsaturalionindu 31 ZS 29
(percent).___...... " 28 28 "
YUf:
1936.... lI.7 3.2 25.1 8.0 13.3 15.4 16.7 93.4
1937___.._____ 10.9 3.0 23.3 ].. 12.4 14.4 15.6 87.0
1938.....___._____..___ 12.8 3.5 27,2 8.7 14.4 16.8 18.2 101.6
1939..___.-.___ 10.3 2.' 22.0 ].0 11.6 13.5 14.7 81.9
1940______.____._._._ '.1 2.5 19.5 '.2 10.4 12.0 13,0 12,7
1941._._...._..._____. 14.7 '.0 31.3 10.0 16.6 19.3 20.9 116.8
1942.:.............___. 13.6 3.] 29.0 '.3 15.4 17.9 19.4 108.3
1943..____ ----------.- 10.0 2.] 2L3 '.8 11.3 13.1 14.2 79.4
1944..___._._.... 11.3 3.1 24.0 ].] 12.7 14.8 16.1 89.7
1945...____._. ll.1 3.1 21.8 7.' 12.6 14.7 15.9 88.8
1946....__.. .....- '.3 2.' 19.8 '.3 10.5 12.2 13.2 73.9
1947... 11.4 3.1 24.4 ].8 12.9 15.0 15.3 90.9
1948.__..__.____.._____ 12.0 3.3 25.7 8.2 13.6 15.8 17.1 95.7
1949_..____..__...... 15.2 3.2 20.8 8.0 11.5 18.3 15.7 92.7
195L.______ 3.0 1.2 25.0 ... 10.5 12.0 16.0 72.6
195L_______.__ . 10.5 0.5 19.2 ... 12.2 2.5 12.6 63.9
1952.._______ 10.0 2.8 21.9 8.3 13.9 14.5 12.6 84.0
1953..._.___..___ ... 17.6 1.5 24.8 ,., 9.2 15.8 11.6 87.4
1954..__ -------.. 9.1 ... 20.4 ... 8.2 ... 13.8 '"
1955..____._ 8.3 3.' 20.8 ].2 10.7 15.8 12.6 79.0
1956..._. ].8 3.1 17.1 '.1 ].. ].0 14.. 6].0
1957.___. 8.' '.1 22.1 8.1 17.8 27.2 18.9 107.2
1958.....___...___ 12.8 3.5 27.3 8.] 14.5 16.8 18.] 101.9
1959..__ 10.9 3.0 23.1 7.' 12.3 14.2 15.4 86.3
1960_____. 10.0 2.8 21.3 '.8 11.3 13.1 14.2 79.5
Mean ._ 10.8 3.0 23.2 7.' 11.3 14.3 15.5 86.5

In order to e:,itiJllute tlw lUllHlltl (,\"ilpotruIl~piration of ground wuter
within tilt' ~llh-ngc nrl'll for the calendar .venrs 19~~6 through 1948 and
19S5 through 1960, II rdationship wa~ dl'rin'd bcbn'C'1l UIl index of
surfa(,l~ inflow and pn'l'ipitlllion nud the enlpotranspinltion of ground
wnter within the ~Hlnlgl~ nrPll. The most. upplil'uble indpx was found to
he the =-,UIll of 0) one-hlllf of the lIaturnl strE>llJll inflow to the Closed
Basin during' till' l'tlfrt'Ilt Yt'tlr, (2) one-half of the "OlllIllU of precip-
itlltion OTl the snlnlge nrefl during th.. l'urrpnt .n'IU, lInel (3) on('-
half of the IllCllSUfl'd Stlrflll'C inflow to t1H' sllkllge are!"l from irrigated
lands in the CIOSl'd Busin for the previous year. The relntionship was
ll~Cd. to estimllH' the c"l1pntflltlspimtioll from the snlnlge area shown
in tabll' 5 for thl' ctdendar 'years 1936 through 1948 find 19S8 through
1960.