ERIS | The Environmental Research Institute of the States ERIS The Environmental Research Institute of the States The Environmental Research Institute of the States ERIS is a subsidiary of the Environmental Council of the States that focuses on educational and research issues. News ERIS Report Details State Research Needs Highlights Research Predictions of groundwater PFAS occurrence at drinking water supply depths in the United States Contaminant Exposure in Tapwater and Implication in Disadvantaged Communities in California SocialEcological Consequences of Future Wildfires and Smoke in the West Greenhouse Gas Emissions from Wildland Fires Tools List of EPA Tools For States Enhanced Air Sensor Guidebook Events Upcoming Events HABs mitigation options and novel or earlier identification methods CyAN and Forecasting ITRC PFAS Beyond the Basics PFAS Fate and Transport Site Characterization and Source ID Training Drinking Water Supply and Storage in Small Rural Communities Funding Resources Lead Service Line Replacement and PFAS Special Projects Resiliency One Health State Research Needs Assessments The Interstate Technology and Regulatory Council ITRC is stateled coalition of state and federal regulators industry and stakeholders working together to achieve regulatory acceptance of environmental technologies. ITRC is a program of ERIS. Visit ITRC Footer ERIS is a 501c3 education and research nonprofit that supports the Environmental Council of the States.