Risk Assessment
What is Risk? EPA uses risk assessment to characterize the nature and magnitude of health risks to humans and ecological receptors from chemical contaminants and other stressors that may be present in the environment. Learn more about risk under the links below:
Learn about Risk Assessment
Staying Connected
Explore EPA's on-going RISK activities in our recent additions section.
Subscribe to the RISK Bulletin to get the latest updates.
Resources for Environmental Professionals
- Ecological Risk Assessment Support Center (ERASC)
- Food Waste Research
- Global Change Assessments and Research
- Regional Removal Management Levels For Chemicals (RMLs)
- Regional Screening Levels (RSLs)
- Risk Assessment on Pesticides | Pesticide Registration Manual
- Superfund Risk Assessments | Cleaning up Superfund Sites
- Scientific Integrity at EPA
Recent Risk Assessment Announcements
- IRIS Assessment of Ethyl Tertiary Butyl Ether (ETBE) - Final Report
- IRIS Assessment of tert-Butyl Alcohol (tert-butanol) - Final Report
- IRIS Assessment for Perfluorobutanoic Acid (PFBA) (External Review Draft) - Closes Oct 22nd
- Enhanced Aquifer Recharge (EAR) Final Report
- Integrated Exposure Uptake Biokinetic (IEUBK) Model for Lead in Children
Risk Calendar & Events
- 05/06/2022: SAB PFAS Panel Review Meeting
- 05/26/2022: Lead ISA Workshop on Preliminary Draft Materials: Session 1
- 06/07/2022: Lead ISA Workshop on Preliminary Draft Materials: Session 2
- 06/08/2022: Public Meeting of the CASAC Ozone Panel
- 06/10/2022: Public Meeting of the CASAC Ozone Panel
- 06/13/2022: Public Meeting of the CASAC Ozone Panel
- 06/17/2022: Public Meeting of the CASAC Ozone Panel
- 06/22/2022: Lead ISA Workshop on Preliminary Draft Materials: Session 3
- 06/29/2022: Lead ISA Workshop on Preliminary Draft Materials: Session 4
- On-going: EPA's Science Advisory Board Activities and Calendar of Events
- On-going: EPA's Research Monthly Webinar Series
- On-going: Society for Risk Assessment Podcasts: Let's talk Risk
- Monthly: EPA's Research and Science Calendar