C150063 Feasibility Study

• Contract/PO #: C150063
• Contractor Name: Jackson Lake Reservoir & Irrigation Company
• Contract Type: Loan
• Water District: 1
• County: Morgan
• Bill Number: SB 94-29
• Loan Projects - Doc Type: Feasibility Study

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HYDROLOGY AND WATER RIGHTS

Water Riahts

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Jackson Lake Reservoir has an original storage decree for 30,992 acre-feet at a
depth of 28.7 feet above the bottom of the original outlet works. This decree has a
Reservoir Priority No. 20, an appropriation date of May 18, 1901, and an adjudication
date of January 15, 1914. Jackson Lake Reservoir has an additional decree with
Priority No. 20, with the same appropriation and adjudication dates, to fill to gage
height 30.0 feet for an additional storage of 4,637 acre-feet, for a total decreed storage
capacity of 35,629 acre feet. A refill decree was also gr~nted for 8,269.92 acre-feet
with Priority No. 20R, an appropriation date of December 31, 1929, and an adjudication
date of June 8, 1965. The Company also has the right to store 1,200 acre-feet of seep
water from what is known as the Day Seep, which was granted through court case
85CW450 with an appropriation date of December 31, 1973 and an adjudication date
of December 31,1985,

A summary of the water rights is listed in Table 5. Copies of the decrees are
included in Appendix C.

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TABLE 5
JACKSON LAKE RESERVOIR AND IRRIGATION COMPANY
SUMMARY OF WATER DECREES
PRIORITY NUMBERI DECREE APPROPRIATION ADJUDICATION
WATER COURT CASE . VOLUME DATE DATE
20 30,992 Ae-Ft Mav 28, 1901 Jan, 15. 1914
20 4.637 Ae-Ft Mav 18. 1901 Mav 11. 1915
20R (refilll 8,269 Ae-Ft Dec. 31, 1929 June 8, 1965
Case No, 85CW450 30 efs Dee, 31. 1973 Dee, 31, 1985
(1,200 Ae-ft)

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The water rights are administered by the Water Commissioner for the South
Platte River system. Based upon the water record!; and discussions with the Company

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