The use or application of use restricted herbicides is prohibited in the area under order when the mean sustained wind velocity is over twelve miles per hour throughout the year.
Wash. Admin. Code § 16-231-720
Statutory Authority: Chapters 17.21, 15.58, and 34.05 RCW. 07-11-041A, § 16-231-720, filed 5/9/07, effective 6/9/07. Statutory Authority: Chapters 15.58 and 17.21 RCW. 91-06-019 (Order 2073), § 16-231-720, filed 2/26/91, effective 3/29/91; 87-09-015 (Order 1923), § 16-231-720, filed 4/6/87; 80-03-027 (Order 1666), § 16-231-720, filed 2/20/80.