Updated 4/29/08

• Fertilizer Product Database
• Washington State Laws and Rules related to metals in fertilizers
• Enforcement of Washington's Fertilizer Law
• Washington State studies and publications related to fertilizer
• Related Links
• Information on the Cenex site in Quincy, Washington
• Agency Contacts

This page provides information about the state's regulation of fertilizers and other related documents.

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Washington State Laws and Rules related to metals in fertilizers

The Fertilizer Regulatory Act of 1998:

• History of the Fertilizer Regulatory Act of 1998

• How the Fertilizer Regulatory Act of 1998 is implemented and enforced

Current Laws and Rules:

• Washington Fertilizer Law (RCW 15.54)

• WSDA Rules relating to Fertilizers (WAC 16-200-695)

• Department of Ecology review process

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Enforcement of Washington's Fertilizer Law

• Summary of metals analyses of fertilizer products conducted by WSDA January 1, 2007 to current.

• Summary of metals analyses of fertilizer products conducted by WSDA from November 1999 through December 31, 2006.

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Washington State Studies and Publications related to fertilizers (July 1997 to present)

• NEW: Levels of Nonnutritive Substances In Fertilizers Report to the Legislature. December 2007.

• Levels of Nonnutritive Substances In Fertilizers Report to the Legislature. December 2005.

• Levels of Nonnutritive Substances In Fertilizers Report to the Legislature. December 2003.

• A Report on the Plant Uptake of Metals from Fertilizer. December 2001. Updated August 2002.

• Levels of Nonnutritive Substances In Fertilizers Report to the Legislature. December 2001.

• Levels of Nonnutritive Substances In Fertilizers Report to the Legislature. December 1999.

• Imported Cadmium Contaminated Zinc Sulfate Used in Fertilizer and Other Products. July 2000. Publication #00-04-025.

• Screening Survey for Metals and Dioxins in Fertilizer Products and Soils in Washington State:

  • Supplemental Appendices: Final Report, Screening Survey for Metals and Dioxins in Fertilizer Products and Soils in Washington State. Jan. 1999.

  • Final Report Screening Survey for Metals and Dioxins in Fertilizer Products and Soils in Washington State. April 1999. Publication #99-309.

  • Addendum to Final Report: Screening Survey for Metals and Dioxins in Fertilizer Products and Soils in Washington State. Dioxins in Washington State Agricultural Soils. Nov. 1999.

• Controlling Metals and Dioxins in Fertilizers. January 1998. Publication #98-1251.

• 1997 Screening Survey of Metals in 55 Fertilizer Products.

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Related Links

• U.S. Environmental Protection Agency
  

Zinc Fertilizers Made From Recycled Hazardous Secondary Materials (Final Rule), July 20, 2002

• Association of American Plant Food Control Officials (AAPFCO)
  

The Heavy Metal Rule (SUIP #25)

• The Fertilizer Institute (TFI)
  Health Risk Evaluation of Select Metals in Inorganic Fertilizers Post Application, Jan. 16, 2000.  Risk assessment on which the AAPFCO proposed standards are based.

• California Dept. of Food and Agriculture
  Fertilizer Law

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Information on the Cenex site in Quincy, Washington

• April 28, 2000 - Department of Ecology News Release: Public can learn about cleanup progress for Cenex site in Quincy.

• March 2000 - Public Health Assessment: Cenex Supply and Marketing, Inc, Quincy Washington, final Public Health Assessment, April 2002.

• July 21, 1998 - Department of Ecology News Release: Cenex reach agreement on cleanup strategy in Quincy.

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Agency Contacts

• Washington State Dept. of Agriculture
  (360) 902-2025

• Washington State Dept. of Ecology
  (360) 407-6748

• Washington State Dept. of Health
  (360) 236-3174

• Washington State Dept. of Labor and Industries
  (360) 902-5478

• Washington State University
  (253) 445-4573

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