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WAC 16-231-425

Restrictions due to wind conditions for Columbia County.

The use or application of use restricted herbicides is prohibited in Area 2 and 4 when the mean sustained wind velocity is over twelve miles per hour throughout the year: Provided, That such application is prohibited in Area 2 on and after May 1st through October 31st when the mean sustained wind velocity is over seven miles per hour.
[Statutory Authority: RCW 15.58.040 and 17.21.030. WSR 19-02-039, § 16-231-425, filed 12/26/18, effective 1/26/19. Statutory Authority: Chapters 17.21, 15.58, and 34.05 RCW. WSR 07-11-041A, § 16-231-425, filed 5/9/07, effective 6/9/07. Statutory Authority: Chapters 15.58 and 17.21 RCW. WSR 91-06-019 (Order 2073), § 16-231-425, filed 2/26/91, effective 3/29/91; WSR 87-09-015 (Order 1923), § 16-231-425, filed 4/6/87; WSR 80-03-034 (Order 1673), § 16-231-425, filed 2/20/80.]
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