CONVERSIONS & SPRINKLER CHART

Ochoco Irrigation District

Conversions & Sprinkler Chart

One cubic foot per second (C.F.S.)
7.48 gallons
One acre foot (A.F.)
325,950 gallons
One acre foot (A.F.)
0.504 C.F.S. for 24 hours
One cubic foot per second
1.9835 A.F. in 24 hours
One C.F.S.
448.8 gallons per minute (G.P.M.)
One gallon per minute (G.P.M.)
1,440 gallons per day
One gallon water
8.34 lbs.
One C.F.S. water
62.4 lbs.
One pound per square inch (P.S.I.)
2.31 feet of head
One foot of head
0.433 P.S.I.
One acre
43,560 square feet
One square mile
640 acres

Cubic Feet Per Second Sprinkler Chart

Number of 5 Gallon Sprinklers
Amount to Order
1-4
.05
5-9
.10
10-13
.15
14-18
.20
19-22
.25
23-27
.30
28-31
.35
32-36
.40
37-40
.45
41-45
.50
46-49
.55
50-54
.60
55-58
.65
59-63
.70
64-67
.75
68-72
.80
73-76
.85
77-81
.90
82-85
.95
86-90
1.00

What We Do

Provide water for approximately 20,062 acres

Serve 898 irrigators

Manage and maintain more than 122 miles of canals and laterals and 8 pumping plants

Manage operation of Ochoco and Prineville Reservoirs