Metals in Fertilizers


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Metals in Fertilizers

e-mail: bperry@agr.wa.gov
Phone (509) 995-2876

The Washington State Department of Agriculture (WSDA) is responsible for regulating the labeling and distribution of commercial fertilizers.  This page provides information about the state's regulation of fertilizers and other related documents.

Washington State Laws and Rules Related to Metals in Fertilizers

Current Laws and Rules


Metals Analysis Conducted by WSDA


Washington State Studies and Publications related to fertilizers


Related Links


Agency Contacts

  • Washington State Dept. of Agriculture (360) 902-2025
  • Washington State Dept. of Ecology (360) 407-6755
  • Washington State Dept. of Health (360) 236-3174
  • Washington State Dept. of Labor and Industries (360) 902-5478
  • Washington State University (253) 445-4573