Malathion; Revised Risk Assessments, Notice of Availability, and Solicitation of Risk Reduction Options

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This notice announces the availability of EPA's revised human health risk assessment and as well as the start of a 60-day comment period ecological risk assessment for the organophosphate pesticide malathion. A revised human health assessment on malathion was conducted to incorporate toxicity data which EPA received after 2000. Since no additional ecological data on malathion has been received after 2000, EPA's ecological risk characterization has remained unchanged. This notice also solicits information or data from stakeholders and interested parties to help refine the malathion risk assessment, and encourages parties to suggest risk management ideas or proposals to address the potential risks which have been identified. EPA is developing an Interim Reregistration Eligibility Decision (IRED) for malathion through the full, 6-Phase public participation process, which in this case includes reissuing the revised risk assessment for an additional Phase 5 public comment period. The Agency uses this process to involve the public in developing pesticide reregistration and tolerance reassessment decisions. Through these programs, EPA is ensuring that all pesticides meet current health an