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

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Overview


Risk Assessment Documents

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

Other Documents

  • July 2004 Worker Health & Safety Activities Following Methamidophos Drift Incident In Kern County (Project 0405) (PDF)
  • March 2004 Comments on Position Paper on the Estimated Human Dermal Absorption of Methamidophos (PDF)
  • January 2004 Final Report for the 2002 Application Air Monitoring for Chlorothalonil and Methamidophos in San Joaquin County (PDF)
    • Appendices (PDF)
  • November 2003 Final Report for the 2002 Ambient Air Monitoring for Acephate and Methamidophos in Fresno County
    • Appendices
    • Corrections
  • October 2001 WH&S Branch Activities and Results of Analyses Related to the Investigation of Priority Illness Episode 39-SOL-00 (Project 0004) (PDF)
  • October 2001 In vivo Dermal Absorption Studies of Methamidophos in Rats, Monkeys, and Human Volunteers (PDF)
  • July 2001 The Percutaneous Absorption of Methamidophos (SX-1757) in Male Rats (PDF)
  • July 2001 A Dermal/Intravenous Cross Over Study to Determine the Dermal Absorption of [14C]-Methamidophos in Male Rhesus Monkeys (PDF)
  • July 2001 Absorption, Excretion, Balance and Pharmacokinetics of 14C Radioactivity after Single Dose Dermal Application of One Dose Level of 14C Labeled Methamidophos from a Tamaron 600 SL Formulation Administered to Healthy Volunteers (PDF)
  • February 1995 Illnesses Associated with Exposure to Methamidophos in California 1982-1990 (PDF)
  • September 1994 Risk Factors for Cholinesterase and Non-Cholinesterase Effects of Exposure to Organophosphate Insecticides in California Agricultural Workers, 1982-1990 (PDF)
  • May 1986 Degradation of Dislodgeable Foliar Residues of Methamidophos on Cauliflower and Broccoli in Ventura and San Luis Obispo Counties in 1984 (PDF)
  • February 1986 A Degradation Study for Dislodgeable Methamidophos (Monitor) Residue on Broccoli and Cauliflower Foliage in San Luis Obispo and Santa Barbara Counties, California (PDF)
  • December 1985 A Degradation Study for Dislodgeable Methamidophos (Monitor) Residue on Broccoli and Brussels Sprouts Foliage in Monterey County, California (PDF)
  • December 1985 A Degradation Study of Dislodgeable Methamidophos Residue on Tomato Foliage in San Diego County (PDF)
  • January 1985 Employee Exposure to Pesticide Residue and Nuisance Dust During the Mechanical Shaking and Sweeping of Almond Harvest During August and September 1984 (PDF)
Risk Management Directives (RMDs)

RMDs identify pesticide exposures that require mitigation in order to further protect human health.


For content questions, contact:

Ann Schaffner
Worker Health and Safety Branch
1001 I Street, P.O. Box 4015
Sacramento, CA 95812-4015
Phone: (916) 445-4222
E-mail: Ann.Schaffner@cdpr.ca.gov

Kara James
Pesticide Registration Branch
1001 I Street, P.O. Box 4015
Sacramento, CA 95812-4015
Phone: (916) 324-3523
E-mail: Kara.James@cdpr.ca.gov