Active Ingredient: Phosphine
Human Health Risk Assessment and Mitigation
Documents and Activities

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Phosphine, aluminum phosphide, and magnesium phosphide are phosphine-generating compounds.

Risk Characterization Documents (RCDs) estimate the nature and likelihood of adverse health effects in humans who may be exposed to pesticides.

Other Documents

  • June 2016 – Recommendations Concerning Site Location and Building of a Fumigation Chamber in Stanislaus County (PDF)
  • March 2015 – Results from Consultation with Fresno CAC Concerning Proposed Use of Phosphine for Bin Treatment of Nuts and Grain in Proximity to a Sensitive Site (PDF)
  • July 2013 – Inhalation of Phosphine Gas Following a Fire Associated With Fumigation of Processed Pistachio Nuts (PDF)
  • March 2012 – Worksite Evaluation and Priority Illness Investigation Following a Phosphide Fire at a Kern County Commodity Processing Facility: Observations and Recommendations (PDF)
  • June 2010 – Report on Air Monitoring of the Application of Phosphine in Merced County in December 2008 (PDF)
    • Appendix A-F (PDF)
  • January 2008 – An Overview of Phosphine-Generating Pesticides Used in California in 2005 (PDF)
  • January 2008 – Review of an Improved Version of a Phosphine Gas Generator (PDF)
  • January 2005 – Consultation on Paramount Facility and their Use of Phosphine Gas (PDF)
  • December 2004 – Consultation on Woolf-Harris Facility and their Use of Phosphine Gas (PDF)
  • September 2004 – Industrial Hygiene Assessment of a Nut-Processing Facility in Stanislaus County (PDF)
  • June 2004 – Results from Meeting with Stanislaus CAC at Sun Valley Nut Company In Turlock (PDF)
  • February 2004 – Review of Proposed Fumitoxin Label (Tracking ID# 204014) (PDF)
  • October 2003 – Evaluation of the Use of Phosphine Gas in a Kern County Nut-Processing Facility (PDF)
  • January 1998 – Illnesses and Injuries Associated with Exposures to Phosphine and Phosphine Degradation Products (PDF)
  • March 1983 – Monitoring Environmental Levels of Phosphine at a Rice Fumigation Site in Sacramento County, November 1982 (PDF)

For document retrieval, please submit a request at our Public Records Portal (NextRequest).

For content questions, contact:

Christine Herrera
Worker Health and Safety Branch
1001 I Street, P.O. Box 4015
Sacramento, CA 95812-4015
Phone: (916) 445-4261

Brenna McNabb
Pesticide Registration Branch
1001 I Street, P.O. Box 4015
Sacramento, CA 95812-4015
Phone: (916) 445-0179