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Set Irrigation Times

Use this form to determine the set time required to fulfill a given water application, irrigation area, and flow rate.

Learn more about the units used on this page.

Set Irrigation Times

Net Water Application:
System Efficiency:
Minimum efficiency of DuCaR Sprinklers is 80%.
Irrigated Area:
Flow Rate:
Set Time:

The Equation

This is the formula this calculator uses to determine the set times for an irrigation system.


= Set Time (hr)

= Net water application (in)

= Irrigated area (acres)

= Flow Rate (gpm)

= System efficiency

Reference: Washington State University

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