Science & Technology
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Lake Superior Environmental Monitoring Collaborative
EPA's Great Lakes National Program Manager has organized meetings about environmental monitoring in Lake Superior.
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Supporting Documents for Perchlorate (ClO4) and Perchlorate Salts
This page contains other documents related to the IRIS assessment of Perchlorate (ClO4) and Perchlorate Salts.
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IRIS Bimonthly Public Meeting (Oct 2014)
The meeting was held to obtain input from the scientific community and the public on studies and data that will be used in the assessments of Diisononyl Phthalate (DINP) and Hexavalent Chromium (Cr(VI)) that are under IRIS development.
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IRIS Bimonthly Public Meeting (Apr 2014)
EPA hosted a public meeting/webinar to provide an opportunity for the public to give input and participate in an open discussion regarding several IRIS chemical assessments for Diethyl Phthalate (DEP) and Hexabromocyclododecane (HBCD).
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IRIS Public Science Meeting (June 2016)
This June 2016 public meeting is made available to solicit comments on the public comment draft of the IRIS Assessment of tert-Butanol. The draft document was re-opened in the docket for a 60-day public comment period closing on July 16, 2016.
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Exposure Assessment Tools by Chemical Classes
EPA ExpoBox is a toolbox for exposure assessors. Its purpose is to provide a compendium of exposure assessment and risk characterization tools that will present comprehensive step-by-step guidance and links to relevant exposure assessment data bases
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Exposure Assessment Tools by Routes
EPA ExpoBox is a toolbox for exposure assessors. Its purpose is to provide a compendium of exposure assessment and risk characterization tools that will present comprehensive step-by-step guidance and links to relevant exposure assessment data bases
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Exposure Assessment Tools by Lifestages and Populations
EPA ExpoBox is a toolbox for exposure assessors. Its purpose is to provide a compendium of exposure assessment and risk characterization tools that will present comprehensive step-by-step guidance and links to relevant exposure assessment data bases
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ExpoKids: Tools and Resources
ExpoKids allows for visualization of aggregate exposure estimates, produced by ExpoFIRST, across lifestages.
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Exposure Assessment Tools by Media
EPA ExpoBox is a toolbox for exposure assessors. Its purpose is to provide a compendium of exposure assessment and risk characterization tools that will present comprehensive step-by-step guidance and links to relevant exposure assessment data bases
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How to subscribe to the Integrated Risk Information System Bulletin
This site provides links to subscribe to the IRIS mailing list, HERA mailing list and the ORD Research " x" account.
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Integrated Risk Information System Progress Reports to Congress
An updated list of EPA's progress reports to Congress showing updates that were made in developing IRIS assessments since the NRC report.
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Recent Improvements in IRIS
Presentation given at the IRIS Public Stakeholder Meeting on November 13, 2012.
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Fact Sheet: Path Forward for IRIS - 2012
This fact sheet has some background on IRIS, an overview of the improvements and a roadmap to where the IRIS program is headed next.
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IRIS Agenda
This page includes past and present IRIS Agendas as announced either in the Federal Register or on the IRIS Website. In 2018 this was superseded by the IRIS Program Outlook document.
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ExpoKids Supplementary Information Files
These 2 supplementary files are provided to assist users with the ExpoKids tool.
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IRIS Recent Additions: 2013 - 1997 (PDFs)
Find notifications of IRIS Summary and Toxicological Review postings to IRIS, Federal Register notices, peer review meetings and other announcements about the IRIS Program and Web site.
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Fact Sheet: Strengthening the IRIS Process - 2011
This fact sheet describes the need for changes to the IRIS Assessment Process and the results of the changes.
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Basic Information about the Integrated Risk Information System
This page provides a basic definition of IRIS and historical information about the development of the system.
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IRIS Public Science Meeting (Jan 2023)
The August 23, 2018 public meeting has been postponed as of August 22, 2018. Stay tuned for more information about a future event where the EPA will solicit comments on the public comment draft of the IRIS Assessment Plan (IAP) of Naphthalene.