Recordkeeping.

(1) All persons who apply pesticides by means of an irrigation system shall keep a record of each application. (2) In addition to the information required in WAC 16-228-1320 , the applicator must include the total application depth of irrigation water applied during the chemigation operation as part of the pesticide application record. [Statutory Authority: RCW 17.21.030 , 15.58.040 (2), and 15.54.800 (2). WSR 25-22-066, s 16-202-230, filed 10/31/25, effective 12/1/25.]