78 
BULLETIN 1026, U. S. DEPARTMENT OF AGRICULTURE. 
canal or to collect some small seepage stream to make it available for 
irrigation. 
A typical reservoir of this class is owned by M. W. Dealy and sup- 
plies a part of his farm 7 miles northwest of Fort Collins. It is 8.6 
feet in depth, covers 7.6 acres at the high-water line, and has a ca- 
pacity of 26.6 acre-feet. The outlet gate of the reservoir is shown in 
Plate XXIV, figure 1. The dam is several hundred feet long, 8.5 feet 
— 1558 
900 
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700 
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a. 
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u 500 
X 
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300 
800 
100 
I 
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l e e io is 14 
LOSS IN ACRE-FEET PER DAV 
6 ia 
Fig. 16. — Absorption losses in reservoirs. Relation between the sur- 
face area and the loss. 
high, and 10.5 feet above the outlet. The inner slope is riprapped with 
loose rock extending 5 feet below the high-water line. The outlet is 
12-inch vitrified pipe set in a concrete bulkhead at each end. The 
gate is a common type of sliding iron gate. The reservoir was built 
in 1908 and cost $930, or at the rate of $35 per acre-foot of capacity. 
Its water supply comes from the Larimer County Canal. A part 
of the Dealy farm is served by the Jackson Ditch, but a part lies 
above this ditch and is commanded only by the Larimer County Canal 
♦ 
