Irrigation in the Pacific Northwest

Center Pivot Area (Acreage)

Calculates the area underneath a full sized center pivot. Assumes that the end gun stays on the entire time. Learn more about the units used on this page.

Pivot Length:
End Gun Throw Radius:
Irrigated Area of Full Circle:



The Equation

This calculator uses this formula to determine the area underneath a center pivot.


= Area in acres

= Pivot length in ft

= pi or 3.14159


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