Gallons Per Minute/Precipitation Rates

Gallons Per Minute Flow
For quarter circle (90°) nozzles
15'
12'
10'
8'
5'
30 PSI
-
0.60
0.52
0.39
0.27
55 PSI
-
0.64
0.56
0.41
0.26
 

Precipitation Rates
Measured in inches per hour

15'
12'
10'
8'
5'
30 PSI
1.12
1.60
1.99
2.35
4.12
55 PSI
1.52
1.71
2.16
2.48
3.97

Precipitation rates and GPM information for all radiuses derived from 15-foot nozzles.
No other radius nozzles were used.

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