Irrigation in the Pacific Northwest

Popular Calculators


Drip Line Rate: Water application rate of drip irrigation.

Sprinkler Application Rate: Application rate based on nozzle diameter and spacing.

Nozzle Requirements: Water application rate from a given flow and area.

Water Application Rate: Find the flow rate using a given pressure and diameter, or find the nozzle diameter for a given pressure and flow rate.

Pipeline Pressure Loss: Calculate the pressure loss in a pipe with evenly spaced outlets, such as a sprinkler lateral or a manifold, or minimum pipe size in the same based on the maximum allowable pressure loss.


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WSU Prosser - IAREC, 24106 N Bunn Rd, Prosser WA 99350-8694, 509-786-2226,