Skip to main content
U.S. flag

An official website of the United States government

Here’s how you know

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

HTTPS

Secure .gov websites use HTTPS
A lock (LockA locked padlock) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

    • Environmental Topics
    • Air
    • Bed Bugs
    • Cancer
    • Chemicals, Toxics, and Pesticide
    • Emergency Response
    • Environmental Information by Location
    • Health
    • Land, Waste, and Cleanup
    • Lead
    • Mold
    • Radon
    • Research
    • Science Topics
    • Water Topics
    • A-Z Topic Index
    • Laws & Regulations
    • By Business Sector
    • By Topic
    • Compliance
    • Enforcement
    • Laws and Executive Orders
    • Regulations
    • Report a Violation
    • Environmental Violations
    • Fraud, Waste or Abuse
    • About EPA
    • Our Mission and What We Do
    • Headquarters Offices
    • Regional Offices
    • Labs and Research Centers
    • Planning, Budget, and Results
    • Organization Chart
    • EPA History

Breadcrumb

  1. Home
  2. Pesticide Science and Assessing Pesticide Risks

Guidance for Human Health Risk Assessments for Pesticides

On this page:
  • Exposure assessment
  • General guidance
  • Guidance for toxicology testing
  • Determining data requirements
  • Cumulative exposure and risk assessment

Exposure Assessment

  • Standard operating procedures for residential pesticide exposure assessment
  • Revised methods for worker risk assessment
  • Indirect Dietary Residential Exposure Assessment Model (IDREAM) Implementation 
  • Available information on assessing exposure from pesticides in food—A User’s Guide
  • Framework for assessing non-occupational, non-dietary (residential) exposure to pesticides
  • General principles for performing aggregate exposure and risk assessments
  • Occupational pesticide handler exposure data
  • Occupational pesticide post-application exposure data
  • Occupational Pesticide Exposure - Seed Treatment
  • Standard operating procedures for ultra-low volume adulticide exposure assessment

General Guidance

  • Determination of the appropriate FQPA safety factor(s) in tolerance assessment
  • Choosing a percentile of acute dietary exposure as a threshold of regulatory concern
  • Guidance for considering and using open literature studies to support human health risk assessment
  • Guidance for waiving or bridging of mammalian acute toxicity tests for pesticides and pesticide products

Guidance for Toxicology Testing

  • Advances in genetic toxicology and integration of in vivo testing into standard repeat dose studies
  • Use of the local lymph node assay and reduced dose protocol for LLNA in assessing pesticide products
  • Process for establishing and implementing alternative approaches to traditional in vivo acute toxicity studies
  • Acute oral toxicity up-and-down procedure
  • Developing a tiered framework for extrapolation modeling
  • Alternate testing framework for classification of eye irritation potential of EPA-regulated pesticide products
  • Guidance for thyroid assays in pregnant animals, fetuses and post-natal animals, and adult animals
  • Developmental neurotoxicity study guidance (NAFTA TWG)

Determining Data Requirements

  • Part 158 toxicology data requirements: guidance for neurotoxicity battery, subchronic inhalation, subchronic dermal and immunotoxicity studies

Cumulative Exposure and Risk Assessment

  • Guidance for identifying pesticide chemicals and other substances that have a common mechanism of toxicity
  • Guidance on cumulative risk assessment of pesticide chemicals that have a common mechanism of toxicity
  • Consideration of the FQPA safety factor and other uncertainty factors in cumulative risk assessment of chemicals sharing a common mechanism of toxicity
  • The use of data on cholinesterase inhibition for risk assessments of organophosphorous and carbamate pesticides
  • Pesticide Cumulative Risk Assessment: Framework for Screening Analysis

Pesticide Science and Assessing Pesticide Risks

  • Risk Assessment Decisions
  • Environmental Risk Assessment
  • Human Health Risk Assessment
Contact Us About Pesticide Science and Assessing Pesticide Risks
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on October 2, 2024
  • Assistance
  • Spanish
  • Arabic
  • Chinese (simplified)
  • Chinese (traditional)
  • French
  • Haitian Creole
  • Korean
  • Portuguese
  • Russian
  • Tagalog
  • Vietnamese
United States Environmental Protection Agency

Discover.

  • Accessibility Statement
  • Budget & Performance
  • Contracting
  • EPA www Web Snapshot
  • Grants
  • No FEAR Act Data
  • Plain Writing
  • Privacy
  • Privacy and Security Notice

Connect.

  • Data
  • Inspector General
  • Jobs
  • Newsroom
  • Regulations.gov
  • Subscribe
  • USA.gov
  • White House

Ask.

  • Contact EPA
  • EPA Disclaimers
  • Hotlines
  • FOIA Requests
  • Frequent Questions
  • Site Feedback

Follow.