Information on Acephate
Find information on the registration status, continuous evaluation and mitigation measures in California to regulate this active ingredient. An active ingredient is the chemical that makes a pesticide work on a target pest.
Active Ingredient: Acephate
Type of Pesticide: Fertilizer, Fungicide, Insecticide
California Registration: Yes
EPA Registration: Yes
Fumigant: No
California Restricted Material: No
Toxic Air Contaminant (TAC): No
Volatile Organic Compound (VOC): No
Potential Groundwater Contaminant: Yes
Reevaluation Status: None
Chemical Class: Organophosphate
DPR Chemical Code: 1685
Recent Reports and Announcements
Risk Evaluation and Mitigation Documents
- August 2021 - Acephate Mitigation Scoping Document - English pdf
- May 2019 - Review of New Acephate Products Registered after Finalization of the 2013 Addendum to Acephate Risk Characterization Document and any Implication for Additional Changes to Margin of Exposure (MOE) Estimates - English pdf
- May 2019 - Risk Management Directive (RMD) for Acephate - Acute Occupational Exposures - English pdf
- March 2018 - Recalculating Short-Term, Seasonal, and Annual Margin of Exposures of Acephate Based on Updated Policies, Updated Transfer Coefficients, and Updated Pesticide Use Report Data - English pdf
- October 2008 - Acephate Risk Characterization Document - English pdf
Historic Documents
- July 2021 - Presentation on Acephate Human Health Mitigation
- November 2019 - Presentation on Acephate Mitigation
- July 2013 – Addendum to Risk Characterization Document
- January 2009 – Exposure Assessment Document
- November 2003 – Final Report for the 2002 Ambient Air Monitoring for Acephate and Methamidophos in Fresno County (Appendices, Corrections)
- February 1998 – Contact Dermatitis in California Nursery Workers: Part I. Surveillance of Skin Disease
- April 1996 – Greenhouse Pesticide Mixer/Loader/Applicator Exposure Study
- May 1982 – Summaries of Review of Pesticides Considered for Use in the Gypsy Moth Eradication Program in Santa Barbara County in 1982