Irrigation in the Pacific Northwest

Irrigatable Area As Limited By Water Supply

This calculator finds the land area that can be irrigated with a given flow of water. The minimum system capacity (supply) is the available water from the supply. The water needs is the peak crop water need during a specific time period. The available hours of operation per day is measured as the available hours for irrigation on a worst case day. The system efficiency is based on the irrigation efficiency and distribution uniformity.


Learn more about the units used on this page.


Minimum System Capacity (Supply):
Water Needs:
Operation Hours Per Day:
System Efficiency:
Irrigated Area:

 

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