How to determine drip runtime?

Runtime (min) = (plant daily water need in inches × area) / emitter output rate, adjusted for efficiency.

Prevents runoff on clay or slopes; allows better infiltration and root uptake.

Drip Line Runtime Calculator

Calculate the optimal runtime for your drip irrigation system based on emitter flow rate and desired water application.

Calculate the optimal weekly runtime for your drip irrigation system.

Total Drip Zone GPM (Gallons Per Minute)

Number of Emitters

Emitter Flow Rate (GPH per emitter)

Desired Water Application (inches per week)

Area Watered (square feet)

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Continue with calculators that answer nearby questions and help compare the next step.

Calculate the flow rate of your irrigation system in gallons per minute (GPM) using the simple bucket test method.

Determine the maximum number of drip emitters that can be run on a single irrigation zone based on your system\\