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9/24/2019 <br />Volume (inor mm) of water recorded In each catch cup after Irngation ran for 20 minutes <br />oto. <br />oto. <br />otv <br />oto <br />o.,f. <br />o.,s <br />otv <br />otv <br />o.,o. <br />d,h. <br />Conducting an Irrigation Audit <br />Calcula[ina Precipitation Rate(inlhr) <br />• 7 <br />der20 mins. record thevolume (in ormm) ofwaterin each cup and calculate the <br />aveageforall 20 cups <br />• Multiply the average by 3 (20 mins x 3 = 60 mins=l Touring get precipitation ate <br />• Example (from previous elide): <br />Total collected after 20 mine 3.6 inches <br />Pveage amount collectetl36 inches/20 cups=0.18 inches <br />Zo a precipihtion ate 018 ;3= 054 In / or p, 0.5 in per hour) <br />•RUNTIMES WILL DIFFER ZONE TO ZONE, AND PROPERTY TO PROPERTY <br />I here se PR by gain sun g/cha no In a nozzl es, i here asing pi pe size, a an usti no h ea it <br />spacing, etc... Note wind conditions as well, may need to re run audit <br />Conducting an Irrigation Audit <br />• Tells you if your system is overrwatering orunder-watering in certain areas <br />ofthe one <br />°cud JiV,'�iw'w4Nfd1�'�^ u�'uK�1��4�ud�t�k�VF <br />ws tlAe�1 ,ie.Wwt dtii_it� <br />S <br />