WSP06617

• File Number: 8200.750
• Description: San Juan River General
• State: CO
• Basin: San Juan/Dolores
• Water Division: 7
• Date: 10/15/1956
• Author: BOR
• Title: O Neal Park Project - Colorado - Reconnaissance Report - October 1956
• Water Supply Pro - Doc Type: Report/Study

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CIlAF'lliR III PO'mNTIAL IRRIGATION I1EVELORmT
. ,
I
Perry Draw Beservoir operation I
(Ubit--l,OOO acre-feet)
Active capacitY--5,300 acre-feet, I
Dead storage--200 acre-feet
Available l"IDlofi' Project I
Piedra Flow Total irriga-
River Allowance SUlplus di- spills Delivery tion Belease I Beser-
,
at for senior now at vertible at to Perry require- Percent voir Total
Year di ver- Tri- water diver- in Perry diver- Draw ment o;r evapora- reservoir
ending sion butary rights sion Draw I~t sion Reser3J (:5, 600 , tion content
Oct. 31 site streams Total (25 sec.-ft.) sites Cana.l l. sites voir 2 acres) Acre-feet losses 2/ (Oct. 31)
1 2 5 7 9 10 II 1 1
I 5.5
1928 25.9 9.5 35.4 6.1 29.3 5.5 23.8 5.0 9.3 9.1 9'7'08 0.3 1.1
1929 51.7 17.9 69.6 6.3 63.3 15.5 47.8 13.9 9.3 9.3 100.0 .2 5.5
1930 25.6 9.8 35.4 6.3 29.1 8.0 21.1 7.2 9.3 9.3 10010 .3 3.1
1931 21.0 7.1 28.1 6.3 21.8 10.0 1l.8 9.1 9.3 9.3 l00rO .2 2.7
19}2 52.1 19.0 71.1 6.3 64.8 12.5 52.3 1l.3 9.3 9.3 100[0 .3 4.4
1933 24.8 8.3 .33.1 6.3 26.8 9.0 17.8 8.2 9.3 9.3 100'.0 .4 2.9
1934 12.8 6.0 18.8 5.2 13.6 5.0 8.6 4.5 9.3 6.3 67.7 .2 .8
. 1935 48.7 15.7 64.4 6.' 58.1 13.8 44.3 12.4 9.3 9.3 100'.0 .2 3.7
1936 31.5 13.4 44.9 6.' 38.6 10.6 28.0 9.6 9.3 9.3 100.0 .3 3.7
1937 39.6 16.0 55.6 6.3 49.3 8.5 40.8 7.7 9.3 9.3 l00~O .4 1.7
1938 52.4 19.9 72.3 6., 66.0 14.9 51.1 13.4 9.3 9.3 l00~O .3 5.5
1939 20.1 8.2 28.3 5.9 22.4 5.6 16.8 5.0 9.3 9.2 9BL9 .3 1.0
1940 18.1 7.2 25.3 5.7 19.6 8.7 10.9 7.7 9.3 6.7 72Lo .2 1,8
1941 99.1 }2.0 131..1 6.3 124.8 14.8 1l0.0 13.3 9.3 9.3 l00~O .3 5.5
1942 44.9 16.8 61.7 6.0 55.7 6.1 49.6 5.5 9.3 9.3 100.0 .4 1.3
1943 24.8 9.7 34.5 6.2 28.3 1l.0 17.3 10.0 9.3 9.3 100.0 .2 1.8
1944 56.2 19.0 75.2 5.7 69.5 10.5 59.0 9.4 9.3 9.3 100(0 .3 1.6
1945 36.4 12.8 49.2 5.7 43.5 10.2 33.3 9.2 9.3 9.3 100 0 .2 1.3
1946 18.8 6.7 25.5 6.3 19.2 9., 9.9 8.4 9., 8.0 B6Lo .2 1.5
1947 31.7 10.9 42.6 6.3 36.3 13.4 22.9 12.1 9.3 9.3 10010 .2 4.1
1948 46.0 17.1 63.1 5.9 57.2 8.1 49.1 7.3 9.3 9.3 l00fo .4 1.7
1949 54.5 18.7 73.2 6.0 67.2 1l.2 56.0 10.1 9.3 9.3 100 0 .3 2.2
1950 19.9 8.0 27.9 5.1 22.8 8.5 14.3 7.7 9.3 8.8 94.6 .2 .9
1951 16.2 5.7 21.9 5.5 16.4 6.7 9.7 6.0 9.3 6.1 65!6 .2 .6
1952 57.2 19.8 77.0 6.3 70.7 12.4 58.3 1l.1 9.3 9.3 100'0 .2 2.2
Total. 9 .0 335.2 1,2 .2 150.9 1,1l ., 2 9. .5 225.1 2}2.5 221. .7
Mean 37.20 13.41 50.61 6.04 44.57 9.99 34.58 9.00 9.30 8.86 9527 .27
~ L1m1 ted by iDJ.et capac yo secon - ee . ows were 0 e avo sp
Diverted nows were red1iced by 10 percent to allow for conveyance losses in the inl.et cana.l.
)j Based on a net dep1etion rate or 1.50 acre-feet per acre of exposed water surf'8ce.
.

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