Data and Tools

Clean Air Act Permit Modeling Guidance

This section provides recommendations on modeling techniques and guidance for estimating pollutant concentrations in order to assess control strategies and determine emission limits.

Deleted National Priorities List (NPL) Sites - by Site Name

View a list of Superfund sites deleted from the NPL, ordered alphabetically by site name.

Deleted National Priorities List (NPL) Sites - by Deletion Date

View a list of Superfund sites deleted from the NPL, ordered chronologically by deletion date.

Assessing Community Vulnerabilities to Potential Contaminant Releases from Extreme Events Webinar Archive

This EPA Tools & Resources webinar highlighted methods users may apply to screen for vulnerabilities and to communicate and focus resources effectively during potential contaminant release events from extreme events.

Supporting Air Quality and Climate Change Planning with GLIMPSE Webinar Archive

This EPA Tools & Resources Webinar provides an overview of a modeling framework called GLIMPSE that has the potential to explore a wide range of topics of interest to state air quality managers.

Identifying Lead Service Lines in the Community Webinar Archive

This webinar provides information on legacy lead service lines. Legacy lead service lines (LSLs) represent the greatest source of lead in drinking water. LSL identification is the first step to their removal, which is a national priority.

Renewable Energy Waste Management: Solar Panel Recycling Webinar Archive

This EPA Tools & Resources Webinar provides an overview of the outlook for solar panel use and the associated waste and showcases EPA’s Solar Photovoltaic Waste Estimation Tool.

EPA’s Web-ICE Toxicity Extrapolation Tool Training Webinar Archive

This EPA Tools & Resources Training Webinar provides an overview of Web-ICE, including a brief overview of ICE models, demonstration of its application with example case studies, and a tutorial on using the internet application.

Wildfire Advancing Science Partnerships for Indoor Reductions of Smoke Exposures (ASPIRE) Study Webinar Archive

This EPA Tools & Resources webinar showcased the Wildfire Advancing Science Partnerships for Indoor Reductions of Smoke Exposures (ASPIRE) Study.

Wildfire Smoke Air Monitoring Response Technology and AirNow Fire and Smoke Map Training Webinar Archive

This webinar, recorded on June 5, 2025, showcased the Wildfire Smoke Air Monitoring Response Technology (WSMART) and AirNow Fire and Smoke Map.

EPA's Flood Cleanup Resources: Promoting Community Resilience through Risk Communication Webinar Archive

This webinar, recorded on June 18, 2025, showcased EPA's Flood Cleanup Resources: Promoting Community Resilience through Risk Communication. The webinar reviews the strategies used to develop the Flooded Homes Cleanup Guidance website.

Chemical Transformation Simulator Training Webinar Archive

Webinar on the Chemical Transformation Simulator, held on October 7th, 2021.

Freshwater Explorer Webinar Archive

Webinar archive page for the Tools and Resources webinar on the Freshwater Explorer tool

EPA PFAS Strategic Roadmap: Research Tools and Resources Webinar Archive

This EPA Tools & Resources Webinar provides a brief overview of EPA’s PFAS Strategic Roadmap and efforts to address key PFAS research needs for environmental decision-making and highlights EPA’s PFAS Thermal Treatment Database and Systematic Evidence Maps