Zone Run Time Calculator

Calculate how long to run each irrigation zone based on evapotranspiration rates, plant water needs, and system efficiency.

Zone Run Time Calculator

Calculates how many minutes a zone needs to run. Use the ETo method for scientific scheduling or the Direct method for simpler calculations.

0.20"

Calculated Run Time

6

minutes

Why This Matters

Watering for the right amount of time is the best way to conserve water and ensure a healthy lawn. Running your system for too long wastes water, while not running it long enough can stress your plants. This calculation helps you find the perfect balance.