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Irrigation Calculator

This calculator assumes that you are using 1 gallon per hour emitter tubing and that each emitter waters 1 square foot of ground. The configuration could be emitter tubing in a line for row crops, or tubing with emitters coiled around a fruit tree.

Avg precipitation (in)5.936.234.531.821.
Irrigation for 1 sqft (gal/month)0.581.051.742.623.483.934.063.672.811.930.940.58
Net water need (ET-Precipit)-5.00-4.55-1.742.384.306.076.505.824.151.37-2.54-5.26
Irrigation for 1 sqft (gal/week)