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Washington State Department of Agriculture What do you need today? For more information on Agricultural Environmental Services Division forms, call toll-free 877-301-4555
Aquatic Noxious Weed Control General Permit We modified the 2017 permit to allow the use of additional tools (herbicides) to control Washington state-listed noxious weeds and Washington state-quarantine-listed weeds The modification covers marine and freshwater applications that may indirectly enter surface waters of Washington
WSDA Form - Washington Pesticide Application Record (Version 1 — Single Application) This form must be completed the same day as the application and it must be retained for 7 years
Clean Air Guidelines - Washington If you apply aquatic pesticides (including herbicides) to lakes, rivers, streams, wetlands, or ditches, you need to have a Department of Ecology permit and a Washington State Department of Agriculture (WSDA) pesticide applicator license
Washington Pesticide Laws and Related Regulations Handbook - DNR WSDA can request copies of application records and may require that the records be submitted on a state-accepted form Agricultural applications of one or more acres must be diagramed on a map included with the form
Where to go for info on controlling weeds in water The permit requirements vary based on whether there is a chance of herbicide drift into water (like when you are spraying along a shoreline) or if you are applying herbicides directly to water To find out more and to apply for a permit, visit the Department of Ecology aquatic pesticide permits website
Herbicide application in You must acquire a National Pollutant Discharge Elimination System permit to apply any of these, in addition to possessing the appropriate license from WSDA All of these herbicides are considered restricted for aquatic use
Pesticides - Washington State Department of Agriculture The Pesticide Registration Program registers insecticides, herbicides, fungicides, rodenticides, nematicides, disinfectants, germicides, biocides, plant regulators, defoliants, desiccants, minimum risk pesticides (25b), and spray adjuvants
APPLICATION FOR REGISTRATION OF PESTICIDES Spray adjuvants: Complete and submit the WSDA Spray Adjuvant CSF form (AGR-630-4325) If the CSF refers to another company’s product, have the company submit a CSF using the portal