c+CalcLantern

Irrigation run time

Convert a chosen water depth and measured application rate into time.

How this works

Minutes = requested depth / measured application rate × 60.

Example

Using the example inputs, run time is 40 minutes.

Desired application depth
10 mm
Measured application rate
15 mm/hour
Watered area
100 m²
Run time
40 minutes

Scope and assumptions

Does not recommend plant watering amounts; account for runoff, restrictions, and local conditions.

OpenStax mathematics reference

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