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Washington Administrative Code (Last Updated: November 23, 2016) |
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Title 16. Agriculture, Department of (See Titles 24, 60, and 142) |
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Chapter 16-231. Use restricted herbicides. |
Section 16-231-425. What are the use restrictions due to wind conditions for Columbia County?
Latest version.
- 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 1 through October 31 when the mean sustained wind velocity is over seven miles per hour: Provided further, That applications of use restricted herbicides are allowed in winds up to and including twenty miles per hour when an approved ground apparatus is used and allowed by the label. Ground apparatus shall be approved by the department of agriculture. Approval shall be based on research data.[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.]
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.